Trusted Business
Verified & Licensed
Virus Free Files
100% Safe Downloads
Secure Payment
SSL Protected
Instant Delivery
Available Immediately
Sale!
Komatsu WA700-3, WA700-3D Avance Loader Wheel Loader Shop Manual SEBM013312 – PDF DOWNLOAD
Original price was: $62.95.$26.95Current price is: $26.95.
Komatsu WA700-3, WA700-3D Avance Loader Wheel Loader Shop Manual
Machine model Serial number
WA700-3 50001 and up
WA700-3D 50001 and up
Instant PDF Download
Available immediately
Save to Your Device
Download & keep forever
Antivirus Scanned
100% virus-free
Trusted Worldwide
175,000+ customers
Description
Komatsu WA700-3, WA700-3D Avance Loader Wheel Loader Shop Manual
FILE DETAILS:
Komatsu WA700-3, WA700-3D Avance Loader Wheel Loader Shop Manual
Brands: Komatsu
Equipment Type: Wheel Loader
Manuals Type: Shop Manual
Machine Model: WA700-3, WA700-3D Avance Loader
Serial Number: 50001 and up
Book Code: SEBM013312
Language: English
Pages: 1266
File Format: Portable Document Format (PDF)
DESCRIPTION:
Komatsu WA700-3, WA700-3D Avance Loader Wheel Loader Shop Manual
FOREWORD:
GENERAL:
- This shop manual has been prepared as an aid to improve the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every opportunity.
- This shop manual mainly contains the necessary technical information for operations performed in a service workshop. For ease of understanding, the manual is divided into the following chapters; these chapters are further divided into the each main group of components.
Structure and function:
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting. In addition, this section may contain hydraulic circuit diagrams, electric circuit diagrams, and maintenance standards.
Testing and adjusting:
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating “Problems” with “Causes” are also included in this section.
Disassembly and assembly:
This section explains the procedures for removing, installing, disassembling and assembling each component, as well as precautions for them.
Maintenance standard:
This section gives the judgment standards for inspection of disassembled parts. The contents of this section may be described in “Structure and function”.
Others:
This section mainly gives hydraulic circuit diagrams and electric circuit diagrams. In addition, this section may give the specifications of attachments and options together.
TABLE OF CONTENTS:
Komatsu WA700-3, WA700-3D Avance Loader Wheel Loader Shop Manual
COVER........................................................................................................................................................................................................................................................................................................ 1
CONTENTS..................................................................................................................................................................................................................................................................................................... 2
01 GENERAL................................................................................................................................................................................................................................................................................................... 31
GENERAL ASSEMBLY DRAWING................................................................................................................................................................................................................................................................................. 32
SPECIFICATIONS........................................................................................................................................................................................................................................................................................... 35
WEIGHT TABLE............................................................................................................................................................................................................................................................................................. 38
LIST OF LUBRICANT AND WATER.............................................................................................................................................................................................................................................................................. 40
10 STRUCTURE AND FUNCTION.................................................................................................................................................................................................................................................................................... 42
OUTLINE.................................................................................................................................................................................................................................................................................................. 43
POWER TRAIN SYSTEM....................................................................................................................................................................................................................................................................................... 44
DAMPER................................................................................................................................................................................................................................................................................................... 46
RADIATOR AND OIL COOLER.................................................................................................................................................................................................................................................................................. 47
TRANSMISSION HYDRAULIC SYSTEM DIAGRAM.................................................................................................................................................................................................................................................................... 49
TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM................................................................................................................................................................................................................................................................... 53
TORQUE CONVERTER AND TRANSMISSION PIPING................................................................................................................................................................................................................................................................. 55
TORQUE CONVERTER AND PTO................................................................................................................................................................................................................................................................................. 57
TORQUE CONVERTER REGULATOR VALVE......................................................................................................................................................................................................................................................................... 63
TRANSMISSION............................................................................................................................................................................................................................................................................................. 64
TRANSMISSION CONTROL VALVE............................................................................................................................................................................................................................................................................... 74
TORQUE CONVERTER OIL COOLER.............................................................................................................................................................................................................................................................................. 98
TRANSMISSION OIL FILTER.................................................................................................................................................................................................................................................................................. 99
TRANSFER................................................................................................................................................................................................................................................................................................. 101
AXLE..................................................................................................................................................................................................................................................................................................... 102
DIFFERENTIAL............................................................................................................................................................................................................................................................................................. 104
FINAL DRIVE.............................................................................................................................................................................................................................................................................................. 106
STEERING PIPING DIAGRAM.................................................................................................................................................................................................................................................................................. 109
STEERING AND SWITCH PUMP................................................................................................................................................................................................................................................................................. 110
STEERING UNIT (ORBIT-ROLL VALVE)......................................................................................................................................................................................................................................................................... 114
STEERING DEMAND VALVE.................................................................................................................................................................................................................................................................................... 117
TWO-WAY RESTRICTOR VALVE................................................................................................................................................................................................................................................................................. 128
STOP VALVE............................................................................................................................................................................................................................................................................................... 129
DIVERTER VALVE........................................................................................................................................................................................................................................................................................... 130
BRAKE PIPING............................................................................................................................................................................................................................................................................................. 134
BRAKE CIRCUIT DIAGRAM.................................................................................................................................................................................................................................................................................... 135
BRAKE VALVE.............................................................................................................................................................................................................................................................................................. 136
CHARGE VALVE............................................................................................................................................................................................................................................................................................. 141
ACCUMULATOR (FOR BRAKE).................................................................................................................................................................................................................................................................................. 144
SLACK ADJUSTER........................................................................................................................................................................................................................................................................................... 145
BRAKE.................................................................................................................................................................................................................................................................................................... 148
PARKING BRAKE............................................................................................................................................................................................................................................................................................ 151
SPRING CYLINDER.......................................................................................................................................................................................................................................................................................... 155
PARKING BRAKE SOLENOID VALVE............................................................................................................................................................................................................................................................................. 156
HYDRAULIC PIPING......................................................................................................................................................................................................................................................................................... 157
HYDRAULIC CIRCUIT DIAGRAM................................................................................................................................................................................................................................................................................ 158
MAIN PISTON PUMP......................................................................................................................................................................................................................................................................................... 160
ES VALVE (ENGINE SENSING VALVE).......................................................................................................................................................................................................................................................................... 169
SERVO VALVE.............................................................................................................................................................................................................................................................................................. 170
PRESSURE DIFFERENTIAL VALVE.............................................................................................................................................................................................................................................................................. 171
PPC VALVE (PROPORTIONAL PRESSURE VALVE).................................................................................................................................................................................................................................................................. 172
PPC RELIEF VALVE......................................................................................................................................................................................................................................................................................... 176
ACCUMULATOR (FOR PPC VALVE).............................................................................................................................................................................................................................................................................. 177
MAIN CONTROL VALVE....................................................................................................................................................................................................................................................................................... 178
LUBRICATION OF WORK EQUIPMENT............................................................................................................................................................................................................................................................................ 202
WORK EQUIPMENT LINKAGE................................................................................................................................................................................................................................................................................... 204
BUCKET POSITIONER AND BOOM KICK-OUT...................................................................................................................................................................................................................................................................... 206
OPERATION OF PROXIMITY SWITCH............................................................................................................................................................................................................................................................................ 208
AIR CONDITIONER.......................................................................................................................................................................................................................................................................................... 212
ELECTRIC CIRCUIT DIAGRAM................................................................................................................................................................................................................................................................................. 216
MACHINE MONITOR SYSTEM................................................................................................................................................................................................................................................................................... 162
MAIN MONITOR............................................................................................................................................................................................................................................................................................. 217
MAINTENANCE MONITOR...................................................................................................................................................................................................................................................................................... 221
AUTOMATIC TRANSMISSION SYSTEM (ATM)...................................................................................................................................................................................................................................................................... 223
JOYSTICK STEERING SYSTEM................................................................................................................................................................................................................................................................................. 236
AJSS (ADVANCED JOYSTICK STEERING SYSTEM)................................................................................................................................................................................................................................................................. 238
TRANSMISSION AND JOYSTICK CONTROLIER..................................................................................................................................................................................................................................................................... 242
ENGINE STARTING CIRCUIT.................................................................................................................................................................................................................................................................................. 245
ENGINE STOP CIRCUIT...................................................................................................................................................................................................................................................................................... 248
AUTO PRIMING SYSTEM (APS)................................................................................................................................................................................................................................................................................ 250
PREHEATING CIRCUIT....................................................................................................................................................................................................................................................................................... 254
FUEL SYSTEM.............................................................................................................................................................................................................................................................................................. 255
ELECTRICAL TRANSMISSION CONTROL.......................................................................................................................................................................................................................................................................... 256
KICK-DOWN ,HOLD SWITCH................................................................................................................................................................................................................................................................................... 259
KICK-DOWN ELECTRICAL CIRCUIT............................................................................................................................................................................................................................................................................. 260
ELECTRIC PARKING BRAKE CONTROL........................................................................................................................................................................................................................................................................... 266
ELECTRIC CIRCUIT DIAGRAM OF ACTIVE POWER MAXIMIZING SYSTEM............................................................................................................................................................................................................................................... 275
VHMS CONTROLLER.......................................................................................................................................................................................................................................................................................... 281
BLOW-BY PRESSURE SENSOR.................................................................................................................................................................................................................................................................................. 281
ENGINE OIL TEMPERATURE SENSOR............................................................................................................................................................................................................................................................................ 282
EXHAUST TEMPERATURE SENSOR/AMP........................................................................................................................................................................................................................................................................... 283
AMBIENT TEMPERATURE SENSOR............................................................................................................................................................................................................................................................................... 283
TRANSMISSION PUMP OIL PRESSURE SENSOR.................................................................................................................................................................................................................................................................... 284
BRAKE OIL TEMPERATURE SENSOR HYDRAULIC OIL TEMPERATURE SENSOR............................................................................................................................................................................................................................................ 285
BRALE OIL PRESSURE SENSOR STERING OIL PRESSURE SENSOR WORK EPUIPMENT PUMP OIL PRESSURE SENSOR............................................................................................................................................................................................................ 286
COMMUNICATIONS (ORB: ORBCOMM) CONTRLOOER/ANTENNA......................................................................................................................................................................................................................................................... 287
20 TESTING AND ADJUSTING..................................................................................................................................................................................................................................................................................... 288
STANDARD VALUE TABLE FOR ENGINE.......................................................................................................................................................................................................................................................................... 289
STANDARD VALUE TABLE FOR CHASSIS......................................................................................................................................................................................................................................................................... 291
STANDARD VALUE TABLE FOR ELECTRICAL PARTS................................................................................................................................................................................................................................................................ 296
TESTING AND ADJUSTING.................................................................................................................................................................................................................................................................................... 313
TABLE OF TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING........................................................................................................................................................................................................................................... 314
ADJUSTING VALVE CLEARANCE............................................................................................................................................................................................................................................................................ 317
TESTING AND ADJUSTING INJECTOR LIFT.................................................................................................................................................................................................................................................................. 319
MEASURING COMPRESSION PRESSURE....................................................................................................................................................................................................................................................................... 321
MEASURING BLOW-BYPRESSURE............................................................................................................................................................................................................................................................................ 324
TESTING AND ADJUSTING FUEL INJECTION TIMING.......................................................................................................................................................................................................................................................... 325
MEASURING EXHAUST GAS COLOR.......................................................................................................................................................................................................................................................................... 327
TESTING AND ADJUSTING ALTERNATOR BELT TENSION........................................................................................................................................................................................................................................................ 328
TESTING AND ADJUSTING AIR CONDITIONER COMPRESSOR BELT TENSION........................................................................................................................................................................................................................................ 329
HANDLING EQUIPMENT IN FUEL CIRCUIT................................................................................................................................................................................................................................................................... 330
MEASURING FUEL PUMP OUTLET PORT PRESSURE............................................................................................................................................................................................................................................................. 330
BLEEDING AIR FROM FUEL CIRCUIT....................................................................................................................................................................................................................................................................... 331
MEASURING EXHAUST TEMPERATURE........................................................................................................................................................................................................................................................................ 333
MEASURING EXHAUST TEMPERATURE (OVERALL ENGINE)....................................................................................................................................................................................................................................................... 334
MEASURING EXHAUST GAS TEMPERATURE (EACH CYLINDER).................................................................................................................................................................................................................................................... 335
MEASURING AIR SUPPLY PRESSURE (BOOST PRESSURE)....................................................................................................................................................................................................................................................... 336
MEASURING ACCELERATOR PEDAL ......................................................................................................................................................................................................................................................................... 337
ADJUSTING ACCELERATOR PEDAL TRAVEL,POTENTIOMETER .................................................................................................................................................................................................................................................... 338
ADJUSTING ACCELERATOR PEDAL MICRO SWITCH............................................................................................................................................................................................................................................................. 340
MEASURING TORQUE CONVERTER,TRANSMISSION HYDRAULIC PRESSURE .......................................................................................................................................................................................................................................... 341
METHOD FOR OPERATION OF EMERGENCY MANUAL SPOOL ...................................................................................................................................................................................................................................................... 343
TESTING AND ADJUSTING STEERING OIL PRESSURE.......................................................................................................................................................................................................................................................... 345
ADJUSTING STEERING STOPPER BOLT ..................................................................................................................................................................................................................................................................... 346
ADJUSTING JOYSTICK STEERING ......................................................................................................................................................................................................................................................................... 347
ADJUSTING JOYSTICK LEVER EUTRAL DETECTION............................................................................................................................................................................................................................................................ 349
TESTING BRAKE OIL PRESSURE .......................................................................................................................................................................................................................................................................... 350
MEASURING WEAR OF BRAKE DISC ........................................................................................................................................................................................................................................................................ 351
MEASURING BRAKE PERFORMANCE ......................................................................................................................................................................................................................................................................... 352
TESTING AND ADJUSTING PARKING BRAKE ................................................................................................................................................................................................................................................................. 353
TESTING AND ADJUSTING ACCUMULATOR CHARGE PRESSURE ................................................................................................................................................................................................................................................... 355
MEASURING PPC RELIEF VALVE HYDRAULIC PRESSURE ....................................................................................................................................................................................................................................................... 356
TESTING AND ADJUSTING WORK EQUIPMENT HYDRAULIC PRESSURE ............................................................................................................................................................................................................................................. 358
BLEEDING AIR FROM PISTON PUMP ....................................................................................................................................................................................................................................................................... 360
ADJUSTING WORK EQUIPMENT LEVER LINKAGE .............................................................................................................................................................................................................................................................. 361
TESTING AND ADJUSTING BUCKET POSITIONER ............................................................................................................................................................................................................................................................. 363
TESTING AND ADJUSTING BOOM KICK-OUT.................................................................................................................................................................................................................................................................. 364
TESTING PROXIMITY SWITCH ACTUATION PILOT LAMP ....................................................................................................................................................................................................................................................... 365
ADJUSTING MAIN MONITOR (SPEEDOMETER MODULE).......................................................................................................................................................................................................................................................... 366
BLEEDING AIR ........................................................................................................................................................................................................................................................................................ 367
RELEASING REMAINING PRESSURE IN HYDRAULIC CIRCUIT ................................................................................................................................................................................................................................................... 368
BASIC PRECAUTIONS.................................................................................................................................................................................................................................................................................... 369
OUTLINE.............................................................................................................................................................................................................................................................................................. 372
SETTING UP VHMS CONTROLLER........................................................................................................................................................................................................................................................................... 378
COLLECTION, TRANSMISSION OF DATA..................................................................................................................................................................................................................................................................... 380
INSPECTION AND MAINTENANCE........................................................................................................................................................................................................................................................................... 385
REPLACING PARTS...................................................................................................................................................................................................................................................................................... 385
TROUBLESHOOTING.......................................................................................................................................................................................................................................................................................... 386
POINTS TO REMEMBER WHEN TROUBLESHOOTING ............................................................................................................................................................................................................................................................. 387
SEQUENCE OF EVENTS IN TROUBLESHOOTING ............................................................................................................................................................................................................................................................... 388
POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE .................................................................................................................................................................................................................................................... 389
CHECKS BEFORE TROUBLESHOOTING ....................................................................................................................................................................................................................................................................... 397
CONNECTOR TYPES AND MOUNTING LOCATIONS .............................................................................................................................................................................................................................................................. 398
CONNECTOR ARRANGEMENT DIAGRAM ....................................................................................................................................................................................................................................................................... 404
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS .......................................................................................................................................................................................................................................................... 414
ELECTRIC ENGINE THROTTLE CONTROLLER SYSTEM .......................................................................................................................................................................................................................................................... 437
METHOD OF DISPLAYING ACTION CODE AND FAILURE CODE ................................................................................................................................................................................................................................................... 440
CHART OF ACTION CODES AND FAILURE CODES,AND RE-ENACTION ............................................................................................................................................................................................................................................. 442
TRANSMISSION CONTROLLER LED DISPLAY ................................................................................................................................................................................................................................................................. 444
METHOD OF USING TROUBLESHOOTING CHARTS .............................................................................................................................................................................................................................................................. 445
TROUBLESHOOTING OF ENGINE SYSTEM (S MODE)............................................................................................................................................................................................................................................................ 447
METHOD OF USING TROUBLESHOOTING CHARTS .......................................................................................................................................................................................................................................................... 448
S-1 STARTING PERFORMANCE IS POOR (STARTING ALWAYS TAKES TIME) ................................................................................................................................................................................................................................... 452
S-2 ENGINE DOES NOT START ....................................................................................................................................................................................................................................................................... 454
a) ENGINE TURNS BUT NO EXHAUST SMOKE COMES OUT .............................................................................................................................................................................................................................................. 454
b) EXHAUST SMOKE COMES OUT BUT ENGINE DOES NOT START (FUEL IS BEING INJECTDE)................................................................................................................................................................................................................ 455
S-3 ENGINE DOES NOT PICK UP SMOOTHLY (FOLLOW-UP IS POOR)......................................................................................................................................................................................................................................... 456
S-4 ENGINE STOPS DURING OPERATIONS .............................................................................................................................................................................................................................................................. 457
S-5 ENGINE DOES NOT ROTATE SMOOTHLY (HUNTING).................................................................................................................................................................................................................................................... 459
S-6 ENGINE LACKS OUTPUT (OR LACKS POWER) ........................................................................................................................................................................................................................................................ 460
S-7 EXHAUST SMOKE IS BLACK (INCOMPLETE COMBUSTION)............................................................................................................................................................................................................................................... 461
S-8 OIL CONSUMPTION IS EXCESSIVE (OR EXHAUST SMOKE IS BULE) ..................................................................................................................................................................................................................................... 462
S-9 OIL BECOMES CONTAMINATED QUICKLY ............................................................................................................................................................................................................................................................ 463
S-10 FUEL CONSUMPTION IS EXCESSIVE .............................................................................................................................................................................................................................................................. 464
S-11 OIL IS IN COOLING WATER ,OR WATER SPURTS BACK,OR WATER LEVEL GOES DOWN ..................................................................................................................................................................................................................... 465
S-12 OIL PRESSURE CAUTION LAMP LIGHTS UP (DROP IN OIL PRESSURE) ................................................................................................................................................................................................................................. 466
S-13 OIL LEVEL RISES ............................................................................................................................................................................................................................................................................ 467
S-14 WATER TEMPERATURE BECOMES TOO HIGH (OVERHEATING) ........................................................................................................................................................................................................................................... 468
S-15 ABNORMAL NOISE IS MADE ..................................................................................................................................................................................................................................................................... 469
S-16 VIBRATION IS EXCESSIVE ..................................................................................................................................................................................................................................................................... 471
TROUBLESHOOTING OF MAIN MONITOR SYSTEM (M MODE) ..................................................................................................................................................................................................................................................... 472
ELECTRICAL CIRCUIT DIAGAM FOR M MODE SYSTEM ..................................................................................................................................................................................................................................................... 474
M-1 MAIN MONITOR DOES NOT WORK .................................................................................................................................................................................................................................................................. 478
M-2 WHEN STARTING SWITCH IS TURNED ON AND ENGINE IS STARTED IMMEDIATELY,ALL LAMPS STAY LIGHTED UP ............................................................................................................................................................................................... 479
M-3 SPEEDOMETER DISPLAY DOES NOT WORK PROPERLY .................................................................................................................................................................................................................................................. 480
M-4 ABNORMALITY IN SHIFT INDICATOR .............................................................................................................................................................................................................................................................. 481
a) DISPLAYS N EVEN WHEN DIRECTIONAL LEVER IS AT F............................................................................................................................................................................................................................................ 481
b) DISPLAYS N EVEN WHEN DIRECTIONAL LEVER IS AT R ........................................................................................................................................................................................................................................... 481
c) DOES NOT DISPLAY N EVEN WHEN DIRECTIONAL LEVER IS AT N,AND DISPLYS E WHEN DIRECTIONAL LEVER IS AT F....................................................................................................................................................................................... 481
d) DOES NOT DISPLAY N EVEN WHEN DIRECTIONAL LEVER IS AT N,AND DISPLAYS E WHEN DIRECTIONAL LEVER IS AT R...................................................................................................................................................................................... 482
e) DOES NOT DISPLAY 1ST EVEN WHEN SPEED LEVER IS AT 1 (DIRECTIONAL LEVER AT F OR R).......................................................................................................................................................................................................... 482
f) DOES NOT DISPLAY 2ND EVEN WHEN SPEED LEVER IS AT 2 (DIRECTIONAL LEVER AT F OR R).......................................................................................................................................................................................................... 482
g) DOES NOT DISPLAY 3RD EVEN WHEN SPEED LEVER IS AT 3 (DIRECTIONAL LEVER AT F OR R).......................................................................................................................................................................................................... 483
h) DOES NOT DISPLAY 4TH EVEN WHEN SPEED LEVER IS AT 4 (DIRECTIONAL LEVER AT F OR R).......................................................................................................................................................................................................... 483
M-5 TURN SIGNAL DISPLAY DOES NOT LIGHT UP ....................................................................................................................................................................................................................................................... 485
a) L.H. TURN SIGNAL DISPLAY DOES NOT LIGHT UP ............................................................................................................................................................................................................................................... 485
b) R.H. TURN SIGNAL DISPLAY DOES NOT LIGHT UP................................................................................................................................................................................................................................................ 485
M-6 ABNORMALITY IN PARKING DISPLAY .............................................................................................................................................................................................................................................................. 486
a) PARKING LAMP DISPLAY DOES NOT LIGHT UP ................................................................................................................................................................................................................................................... 486
b) PARKING LAMP DISPLAY STAYS LIGHTED UP .................................................................................................................................................................................................................................................... 486
M-7 NIGHT LIGHTING DOES NOT LIGHT UP ............................................................................................................................................................................................................................................................ 487
M-8 ABNORMALITY IN FRONT WORKING LAMP ........................................................................................................................................................................................................................................................... 488
a) NEITHER MONITOR DISPLAY NOR FRONT WORKING LAMP LIGHT UP................................................................................................................................................................................................................................... 488
b) WORKING LAMP LIGHTS UP BUT MONITOR DISPLAY DOES NOT LIGHT UP.............................................................................................................................................................................................................................. 488
c) MONITOR DISPLAY LIGHTS UP BUT WORKING LAMP DOES NOT LIGHT UP ............................................................................................................................................................................................................................. 488
M-9 ABNORMALITY IN REAR WORKING LAMP ............................................................................................................................................................................................................................................................ 490
a) NEITHER MONITOR DISPLAY NOR REAR WORKING LAMP LIGHT UP ................................................................................................................................................................................................................................... 490
b) WORKING LAMP LIGHTS UP BUT MONITOR DISPLAY DOES NOT LIGHT UP ............................................................................................................................................................................................................................. 490
c) MONITOR DISPLAY LIGHTS UP BUT WORKING LAMP DOES NOT LIGHT UP ............................................................................................................................................................................................................................. 490
M-10 ABNORMALITY IN TRANSMISSION CUT-OFF ........................................................................................................................................................................................................................................................ 492
STANDARD SPECIFICATION....................................................................................................................................................................................................................................................................... 492
a) WHEN TRANSMISSION CUT-OFF SWITCH IS PRESSED,CUT-OFF FUNCTION IS NOT SWITCHED AND DISPLAY DOES NOT CHANGE ............................................................................................................................................................................. 492
b) WHEN TRANSMISSION CUT-OFF SWITCH IS TURNED OFF,CUT-OFF FUNCTION IS ALWAYS ACTUATED.................................................................................................................................................................................................... 492
c) TRANSMISSION CUT-OFF SWITCH TURNED ON,BUT CUT-OFF FUNCTION IS NOT ACTUATED............................................................................................................................................................................................................ 493
AUTO-SHIFT SPECIFICATION..................................................................................................................................................................................................................................................................... 494
a) WHEN MONITOR SWITCH (TRANSMISSION CUT-OFF SWITCH) IS PRESSED,CUT-OFF FUNCTION IS NOT SWITCHED AND DISPLAY DOES NOT CHANGE ........................................................................................................................................................... 494
b) WHEN MONITOR SWITCH (TRANSMISSION CUT-OFF SWITCH) IS OFF,MONITOR DISPLAY GOES OUT BUT CUT-OFF FUNCTION IS ACTUATED WHEN PEDAL IS DEPRESSED ........................................................................................................................................... 494
c) WHEN MONITOR DISPLAY IS TURNED OFF (TRANSMISSION CUT-OFF SWITCH TURNED OFF),CUT-OFF FUNCTION IS ALWAYS ACTUATED....................................................................................................................................................................... 494
d) CUT-OFF FUNCTION IS ALWAYS ACTUATED REGARDLESS OF MONITOR DISPLAY (TRANSMISSION CUT-OFF SWITCH ON OR OFF)............................................................................................................................................................................. 494
e) MONITOR DISPLAY LIGHTS UP (TRANSMISSION CUT-OFF SWITCH TURNED ON),BUT CUT-OFF FUNCTION IS NOT ACTUATED................................................................................................................................................................................ 495
M-11 ABNORMALITY IN PARKING BRAKE DRAGGING WARNING .............................................................................................................................................................................................................................................. 496
a) WHEN PARKING BRAKE IS APPLIED,BUZZER SOUNDS (INTERMITTENTLY) AND CAUTION LAMP FLASHES EVEN WHEN DIRECTIONAL LEVER IS AT N................................................................................................................................................................. 496
b) WHEN PARKING BRAKE IS APPLIED,BUZZER DOES NOT SOUND AND CAUTION LAMP DOES NOT LIGHT UP EVEN WHEN DIRECTIONAL LEVER IS AT POSITION OTHER THAN N............................................................................................................................................ 496
M-12 WHEN PARKING BRAKE DRAGGING WARNING IS GIVEN,BUZZER AND CAUTION LAMP ARE ACTUATED CONTINUOUSLY,OR THEY ARE NOT ACTUATED..................................................................................................................................................................... 498
a) ACTUATED CONTINUOUSLY .................................................................................................................................................................................................................................................................... 498
b) NOT ACTUATED.............................................................................................................................................................................................................................................................................. 498
M-13 ABNORMALITY IN BUZZER....................................................................................................................................................................................................................................................................... 499
a) BUZZER DOES NOT SOUND WHEN STARTING SWITCH IS AT ON (FOR 3 SECONDS) (DURING SELF-CHECK)................................................................................................................................................................................................... 499
b) BUZZER ALWAYS SOUNDS ..................................................................................................................................................................................................................................................................... 499
M-14 CONDITION OF MONITOR SWITCHES IS NOT STORED IN MEMORY ...................................................................................................................................................................................................................................... 500
M-15 ABNORMALITY IN FAILURE DISPLAY MODE ........................................................................................................................................................................................................................................................ 501
a) DOES NOT ENTER FAILURE DISPLAY MODE ...................................................................................................................................................................................................................................................... 501
b) COUNT FOR TIME ELAPSED SINCE FAILURE IN FAILURE DISPLAY MODE DOES NOT ADVANCE ............................................................................................................................................................................................................ 501
M-16 ABNORMALITY IN ELECTRIC ENGINE THROTTLE CONTROLLER ERROR DISPLAY............................................................................................................................................................................................................................ 502
a) THERE IS NO ABNORMALITY ON MACHINE BUT ERROR CODE [91] IS DISPLAYED....................................................................................................................................................................................................................... 502
b) THERE IS NO ABNORMALITY ON MACHINE BUT ERROR CODE [92] IS DISPLAYED....................................................................................................................................................................................................................... 502
c) PROBLEM IS ERROR CODE [90(94)] BUT ERROR CODE [91(93)] IS DISPLAYED....................................................................................................................................................................................................................... 502
d) PROBLEM IS ERROR CODE [90(96)] BUT ERROR CODE [92(95)] IS DISPLAYED....................................................................................................................................................................................................................... 503
M-17 ABNORMALITY IN EMERGENCY STEERING ACTUATION DISPLAY ........................................................................................................................................................................................................................................ 504
a) EMERGENCY STEERING ACTUATION DISPLAY DOES NOT LIGHT UP.................................................................................................................................................................................................................................... 504
b) EMERGENCY STEERING ACTUATION DISPLAY STAYS LIGHTED UP..................................................................................................................................................................................................................................... 504
M-18 ABNORMALITY IN AUTO-GREASING SYSTEM......................................................................................................................................................................................................................................................... 505
a) FORCED GREASING CANNOT BE CARRIED OUT .................................................................................................................................................................................................................................................... 505
b) MONITOR DISPLAY FLASHES RAPIDLY (2 TIMES/SEC)............................................................................................................................................................................................................................................. 505
c) WHEN NO MORE GREASE REMAINS,MONITOR DISPLAY FLASHES RAPIDLY (2 TIMES/SEC)................................................................................................................................................................................................................. 505
d) MONITOR DISPLAY FLASHES SLOWLY (1 TIME/SEC) .............................................................................................................................................................................................................................................. 506
e) MONITOR DISPLAY GOES OUT ................................................................................................................................................................................................................................................................. 506
M-19 ABNORMALITY IN LOW IDLING SELECT SYSTEM .................................................................................................................................................................................................................................................... 507
a) DISPLAY DOES NOT CHANGE WHEN SWITCH IS PRESSED ........................................................................................................................................................................................................................................... 507
b) MONITOR DISPLAY LIGHTS UP BUT LOW IDLING SELECT FUNCTION DOES NOT WORK ................................................................................................................................................................................................................... 507
TROUBLESHOOTING OF MAINTENANCE MONITOR SYSTEM (K MODE)............................................................................................................................................................................................................................................... 509
ELECTRICAL CIRCUIT DIAGRAM FOR K MODE SYSTEM .................................................................................................................................................................................................................................................... 510
K-1 WHEN STARTING SWITCH IS TURNED ON,ALL LAMPS ON MAINTENANCE MONITOR DO NOT LIGHT UP FOR 3 SECONDS, MAINTENANCE MONITOR DOES NOT WORK ......................................................................................................................................................... 512
a) NO LAMPS ON MAINTENANCE MONITOR LIGHT UP ................................................................................................................................................................................................................................................. 512
b) SOME LAMPS DO NOT LIGHT UP ............................................................................................................................................................................................................................................................... 512
K-2 WHEN STARTING SWITCH IS TURNED ON,ALL LAMPS ON MAINTENANCE MONITOR LIGHT UP BUT DO NOT GO OUT (EVEN AFTER 3 SECONDS) ........................................................................................................................................................................ 513
K-3 WHEN ENGINE IS STARTED IMMEDIATELY AFTER STARTING SWITCH IS TURNED ON (WITHIN 3 SECONDS),NO LAMPS ON MAINTENANCE MONITOR GO OUT ............................................................................................................................................................. 514
K-4 WHEN STARTING SWITCH IS TURNED ON (ENGINE STOPPED),CHECK ITEMS FLASH ........................................................................................................................................................................................................................ 515
a) ENGINE OIL LEVEL DISPLAY FLASHES ......................................................................................................................................................................................................................................................... 515
b) ENGINE WATER LEVEL DISPLAY FLASHES ....................................................................................................................................................................................................................................................... 516
K-5 WHEN STARTING SWITCH IS TURNED ON (ENGINE STARTED),CAUTION ITEMS FLASH....................................................................................................................................................................................................................... 518
b) BATTERY CHARGE LEVEL DISPLAY FLASHES ..................................................................................................................................................................................................................................................... 520
c) BRAKE OIL PRESSURE DISPLAY FLASHES ....................................................................................................................................................................................................................................................... 521
d) AIR CLEANER [L.H.] DISPLAY FLASHES ....................................................................................................................................................................................................................................................... 522
e) AIR CLEANER [R.H.] DISPLAY FLASHES ....................................................................................................................................................................................................................................................... 523
f) AIR CLEANER DISPLAY FLASHES .............................................................................................................................................................................................................................................................. 524
K-6 CAUTION ITEMS ARE FLASHING BUT CAUTION BUZZER DOES NOT SOUND ................................................................................................................................................................................................................................ 525
K-7 THERE IS NO ABNORMALITY IN MONITOR DISPLAY BUT CAUTION BUZZER SOUNDS ........................................................................................................................................................................................................................ 526
K-8 CAUTION ITEMS ARE FLASHING BUT WARNING LAMP (CHECK LAMP,CAUTION LAMP) DOES NOT FLASH ........................................................................................................................................................................................................ 527
a) CHECK LAMP ............................................................................................................................................................................................................................................................................... 527
b) CAUTION LAMP ............................................................................................................................................................................................................................................................................. 527
K-9 THERE IS NO ABNORMALITY IN MAINTENANCE MONITOR DISPLAY BUT WARNING LAMP (CHECK LAMP,CAUTION LAMP) LIGHTS UP.................................................................................................................................................................................. 528
a) CHECK LAMP ............................................................................................................................................................................................................................................................................... 528
b) CAUTION LAMP ............................................................................................................................................................................................................................................................................. 528
K-10 NIGHT LIGHTING DOES NOT LIGHT UP WHEN LAMP SWITCH IS TURNED ON (ONLY LIGHTING OF MAINTENANCE MONITOR DOES NOT LIGHT UP)..................................................................................................................................................................... 529
K-11 NIGHT LIGHTING LIGHTS UP EVEN WHEN LAMP SWITCH IS OFF,NIGHT LIGHTING STAYS LIGHTED UP ...................................................................................................................................................................................................... 530
K-12 SERVICE METER DOES NOT WORK ................................................................................................................................................................................................................................................................ 531
K-13 SERVICE METER IS RUNNING EVEN WHEN ENGINE IS STOPPED ....................................................................................................................................................................................................................................... 531
K-14 ABNORMALITY IN GAUGE ITEMS ................................................................................................................................................................................................................................................................. 533
a) ABNORMALITY IN FUEL GAUGE ................................................................................................................................................................................................................................................................ 533
b) ABNORMALITY IN ENGINE WATER TEMPERATURE GAUGE ............................................................................................................................................................................................................................................ 534
c) ABNORMALITY IN TORQUE CONVERTER OIL TEMPERATURE GAUGE .................................................................................................................................................................................................................................... 535
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)........................................................................................................................................................................................................................................................ 536
ELECTRICAL CIRCUIT DIAGRAM FOR E MODE SYSTEM .................................................................................................................................................................................................................................................... 538
E-1 ENGINE DOES NOT START ....................................................................................................................................................................................................................................................................... 542
a) STARTING MOTOR DOES NOT TURN ............................................................................................................................................................................................................................................................. 542
b) STARTING MOTOR TURNS ..................................................................................................................................................................................................................................................................... 547
E-2 ABNORMALITY IN APS SYSTEM ................................................................................................................................................................................................................................................................... 555
a) WHEN PREHEATING SWITCH IS TURNED AUTO,PREHEATING LAMP DOES NOT LIGHT UP,BUT NO PILOT LED ON APS CONTROLLER LIGHTS UP...................................................................................................................................................................... 557
b) WHEN PREHEATING SWITCH IS TURNED AUTO AND ENGINE WATER TEMPERATURE IS BELOW 20°C,PREHEATING LAMP FLASHES,BUT PILOT LED ON APS CONTROLLER SHOWS NORMAL..................................................................................................................................... 558
c) AFTER PREHEATING,FUEL IS NOT INJECTED FROM APS NOZZLE WHEN STARTING SWITCH IS TURNED START,BUT PILOT LED ON APS CONTROLLER SHOWS NORMAL................................................................................................................................................... 559
d) LED 1 OF PILOT LED ON APS CONTROLLER SHOWS ABNORMAL....................................................................................................................................................................................................................................... 560
e) LED 2 OF PILOT LED ON APS CONTROLLER SHOWS ABNORMAL ...................................................................................................................................................................................................................................... 560
f) LED 3 OF PILOT LED ON APS CONTROLLER SHOWS ABNORMAL ...................................................................................................................................................................................................................................... 561
g) LED 4 OF PILOT LED ON APS CONTROLLER SHOWS ABNORMAL ...................................................................................................................................................................................................................................... 561
h) LED 5 OF PILOT LED ON APS CONTROLLER SHOWS ABNORMAL ...................................................................................................................................................................................................................................... 562
i) LED 6 OF PILOT LED ON APS CONTROLLER SHOWS ABNORMAL ...................................................................................................................................................................................................................................... 562
j) WHEN PREHEATING SWITCH IS OFF, PREHEATING LAMP LIGHTS UP.................................................................................................................................................................................................................................. 563
E-3 PARKING BRAKE DOES NOT HAVE EFFECT .......................................................................................................................................................................................................................................................... 564
a) PARKING BRAKE HAS NO EFFECT WHEN PARKING BRAKE SWITCH IS TURNED ON ....................................................................................................................................................................................................................... 564
b) PARKING BRAKE HAS NO EFFECT AND DOES NOT WORK AS EMERGENCY BRAKE WHEN PARKING BRAKE PRESSURE DROPS ....................................................................................................................................................................................... 564
E-4 PARKING BRAKE IS APPLIED WHEN MACHINE IS TRAVELING........................................................................................................................................................................................................................................... 565
E-5 PARKING BRAKE IS RELEASED WHEN STARTING SWITCH IS TURNED ON ................................................................................................................................................................................................................................. 567
E-6 TRANSMISSION DOES NOT CHANGE TO NEUTRAL WHEN PARKING BRAKE IS APPLIED,BUT PARKING BRAKE WORKS NORMALLY ...................................................................................................................................................................................... 567
E-7 TRANSMISSION DOES NOT WORK PROPERLY ......................................................................................................................................................................................................................................................... 569
a) ABNORMALITY IN PARKING BRAKE CIRCUIT,TRANSMISSION CUT-OFF SWITCH CIRCUIT OR NEUTRALIZER RELAY CIRCUIT .................................................................................................................................................................................... 570
b) NO CONTINUITY IN TRAVEL FORWARD SOLENOID CIRCUIT ......................................................................................................................................................................................................................................... 573
c) NO CONTINUITY IN TRAVEL REVERSE SOLENOID CIRCUIT ......................................................................................................................................................................................................................................... 575
d) SHORT CIRCUIT TO CHASSIS GROUND IN DIRECTIONAL SOLENOID CIRCUIT .......................................................................................................................................................................................................................... 577
e) ABNORMALITY IN SHIFT SOLENOID CIRCUIT .................................................................................................................................................................................................................................................... 582
f) SHORT CIRCUIT TO CHASSIS GROUND IN SHIFT SOLENOID CIRCUIT ................................................................................................................................................................................................................................ 585
E-8 KICK-DOWN SWITCH DOES NOT WORK (SHIFT WORKS CORRECTLY DURING NORMAL GEAR SHIFT OPERATIONS F1-F4) ............................................................................................................................................................................................ 590
E-9 KICK-DOWN WORKS ONLY WHEN KICK-DOWN SWITCH IS BEING TURNED ON (KICK-DOWN SWITCH DOES NOT CARRY OUT SELF-HOLD OPERATION)...................................................................................................................................................................... 593
E-10 KICK-DOWN ALWAYS WORKS...................................................................................................................................................................................................................................................................... 594
E-11 KICK-DOWN SWITCH WORKS EVEN WHEN TRAVELING FORWARD IN 2ND................................................................................................................................................................................................................................... 596
E-12 BOOM KICK-OUT DOES NOT WORK................................................................................................................................................................................................................................................................. 598
E-13 DEFECTIVE BUCKET POSITIONER ................................................................................................................................................................................................................................................................ 600
E-14 POWER WINDOW DOES NOT WORK ................................................................................................................................................................................................................................................................. 602
a) WINDOW DOES NOT GO UP .................................................................................................................................................................................................................................................................... 602
b) WINDOW DOES NOT GO DOWN .................................................................................................................................................................................................................................................................. 603
E-15 ABNORMALITY IN FRONT WORKING LAMP........................................................................................................................................................................................................................................................... 605
E-16 ABNORMALITY IN REAR WORKING LAMP............................................................................................................................................................................................................................................................ 605
E-17 ABNORMALITY IN TRANSMISSION CUT-OFF......................................................................................................................................................................................................................................................... 605
E-18 ABNORMALITY IN PARKING BRAKE DRAGGING WARNING .............................................................................................................................................................................................................................................. 605
E-19 ABNORMALITY IN BUZZER....................................................................................................................................................................................................................................................................... 605
TROUBLESHOOTING OF ELECTRIC ENGINE THROTTLE CONTROLLER & APS CONTROLLER SYSTEM SYSTEM (G MODE)....................................................................................................................................................................................................... 606
JUDGEMENT TABLE FOR ENGINE CONTROLLER AND ENGINE RELATED PARTS .................................................................................................................................................................................................................................. 607
ACTION TAKEN BY CONTROLLER AND CODDITION OF MACHINE WHEN ABNORMALITY OCCURS...................................................................................................................................................................................................................... 609
ACTION TAKEN BY CONTROLLER AND CONTROLLER AND CONDITIONS FOR RESTTING WHEN ABNORMALITY OCCURS.................................................................................................................................................................................................... 615
POINTS TO REMEMBER WHEN CARRYING OUT TROUBLESHOOTIN OF ENGINE CONTROLLER SYSTEM.................................................................................................................................................................................................................. 616
JUDGEMENT TABLE FOR ENGINE CONTROLLER ........................................................................................................................................................................................................................................................... 618
G-1 [90][OFF OR 10]ABNORMALITY IN POWER SOURCE SYSTEM ........................................................................................................................................................................................................................................... 619
G-2 [90][11]ABNORMALITY IN CONTROLLER SYSTEM .................................................................................................................................................................................................................................................... 619
G-3 [90][21]MISTAKEN CONNECTION OF CONNECTOR .................................................................................................................................................................................................................................................... 620
G-4 [90][56]ABNORMALITY IN CONTROLLER SOLENOID POWER SOURCE SYSTEM .............................................................................................................................................................................................................................. 620
G-5 [90][58]ABNORMALITY IN BACK-UP POWER SOURCE SYSTEM .......................................................................................................................................................................................................................................... 621
G-6 [90][59]ABNORMALITY IN SWITCH POWER SOURCE SYSTEM ........................................................................................................................................................................................................................................... 622
G-7 [91][14]ABNORMALITY IN GOVERNOR SOLENOID SYSTEM ............................................................................................................................................................................................................................................. 623
G-8 [91][16]ABNORMALITY IN GOVERNOR CUT RELAY SYSTEM ............................................................................................................................................................................................................................................ 624
G-9 [91][19]ABNORMALITY IN GOVERNOR SERVO SYSTEM ................................................................................................................................................................................................................................................ 625
G-10 [91][1d]ABNORMALITY IN PRE-STROKE SOLENOID SYSTEM .......................................................................................................................................................................................................................................... 626
G-11 [92][12]ABNORMALITY IN RACK SENSOR SYSTEM .................................................................................................................................................................................................................................................. 627
G-12 [92][18]ABNORMALITY IN RACK SENSOR POWER SOURCE SYSTEM ..................................................................................................................................................................................................................................... 628
G-13 [93][1b]ABNORMALITY IN ENGINE SPEED SENSOR A SYSTEM ........................................................................................................................................................................................................................................ 629
G-14 [94][1c]ABNORMALITY IN ENGINE SPEED SENSOR B SYSTEM ........................................................................................................................................................................................................................................ 630
G-15 [93,94][1b,1c]ABNORMALITY IN ENGINE SPEED SENSOR A,B SYSTEM ................................................................................................................................................................................................................................ 631
G-16 [95][40]ABNORMALITY IN WATER TEMPERATURE SENSOR SYSTEM ..................................................................................................................................................................................................................................... 631
G-17 [97][31]ABNORMALITY IN ACCELERATOR SENSOR SYSTEM ........................................................................................................................................................................................................................................... 632
G-18 [99][22]ENGINE OVERRUN...................................................................................................................................................................................................................................................................... 634
G-19 ENGINE DOES NOT START (CONTROLLER RELATED ONLY)............................................................................................................................................................................................................................................. 634
G-20 ENGINE DOES NOT START....................................................................................................................................................................................................................................................................... 635
G-21 ENGINE DOES NOT STOP ....................................................................................................................................................................................................................................................................... 638
G-22 DEFECTIVE ACTUATION OF APS ................................................................................................................................................................................................................................................................. 639
a) PREHEATING LAMP SWITCH DOES NOT LIGHT UP WHEN APS SWITCH IS ON (ALL APS CONTROLLER LEDS ARE ALSO OFF)..................................................................................................................................................................................... 639
b) PREHEATING PILOT LAMP FLASHES WHEN WATER TEMPERATURE IS BELOW 20°C WHEN APS SWITCH IS ON (CONTROLLER LEDS ALL GIVE NORMAL DISPLAY) PREHEATING PILOT LAMP LIGHTS UP WHEN WATER TEMPERATURE IS ABOVE 20°C WHEN APS SWITCH IS ON (CONTROLLER LEDS ALL GIVE NORMAL DISPLAY) .... 641
c) NOZZLE DOES NOT INJECT FUEL WHEN STARTING SWITCH IS TURNED TO START AFTER COMPLETION OF PREHEATING WHEN APS SWITCH IS ON (CONTROLLER LEDS ALL GIVE NORMAL DISPLAY)........................................................................................................................ 641
d) APS CONTROLLER LED 1 (SHORT CIRCUIT IN GLOW PLUG 1 SYSTEM) GIVES ABNORMAL DISPLAY......................................................................................................................................................................................................... 642
e) APS CONTROLLER LED 2 (DISCONNECTION IN GLOW PLUG 1 SYSTEM) GIVES ABNORMAL DISPLAY......................................................................................................................................................................................................... 642
f) APS CONTROLLER LED 3 (SHORT CIRCUIT IN GLOW PLUG 2 SYSTEM) GIVES ABNORMAL DISPLAY......................................................................................................................................................................................................... 643
g) APS CONTROLLER LED 4 (DISCONNECTION IN GLOW PLUG 2 SYSTEM) GIVES ABNORMAL DISPLAY......................................................................................................................................................................................................... 643
h) APS CONTROLLER LED 5 (SHORT CIRCUIT WITH GROUND IN NOZZLE) GIVES ABNORMAL DISPLAY......................................................................................................................................................................................................... 644
i) APS CONTROLLER LED 6 (DISCONNECTION IN NOZZLE) GIVES ABNORMAL DISPLAY .................................................................................................................................................................................................................... 644
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H MODE).......................................................................................................................................................................................................................................... 646
METHOD OF USING MATRIX TROUBLESHOOTING TABLES.................................................................................................................................................................................................................................................... 648
H-1 MACHINE DOES NOT START....................................................................................................................................................................................................................................................................... 650
H-2 MACHINE LACKS POWER OR SPEED WHEN TRAVELING (ALL SPEED RANGES)............................................................................................................................................................................................................................... 651
H-3 TIME LAG IS EXCESSIVE WHEN STRATING OR SHIFTING GEAR ........................................................................................................................................................................................................................................ 652
H-4 TORQUE CONVERTER OIL TEMPERATURE IS HIGH .................................................................................................................................................................................................................................................... 653
H-5 STEERING DOES NOT TURN ...................................................................................................................................................................................................................................................................... 654
STEERING WHEEL SPECIFICATION................................................................................................................................................................................................................................................................. 654
H-6 STEERING DOES NOT TURN....................................................................................................................................................................................................................................................................... 655
STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION........................................................................................................................................................................................................................................... 655
H-7 STEERING DOES NOT TURN ...................................................................................................................................................................................................................................................................... 656
AJSS ( ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION...................................................................................................................................................................................................................................... 656
H-8 TURNING,RESPONSE OF STEERING IS POOR ........................................................................................................................................................................................................................................................ 657
STEERING WHEEL SPECIFICATION................................................................................................................................................................................................................................................................. 657
H-9 TURNING,RESPONSE OF STEERING IS POOR ........................................................................................................................................................................................................................................................ 658
STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION........................................................................................................................................................................................................................................... 658
H-10 TURNING,RESPONSE OF STEERING IS POOR ....................................................................................................................................................................................................................................................... 660
AJSS (ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION....................................................................................................................................................................................................................................... 660
H-11 STEERING IS HEAVY .......................................................................................................................................................................................................................................................................... 661
STEERING WHEEL SPECIFICATION................................................................................................................................................................................................................................................................. 661
H-12 JOYSTICK LEVER IS HEAVY..................................................................................................................................................................................................................................................................... 661
STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION........................................................................................................................................................................................................................................... 661
H-13 JOYSTICK LEVER IS HEAVY..................................................................................................................................................................................................................................................................... 662
AJSS (ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION....................................................................................................................................................................................................................................... 662
H-14 STEERING WHEEL SHAKES OR JERKS.............................................................................................................................................................................................................................................................. 663
STEERING WHEEL SPECIFICATION................................................................................................................................................................................................................................................................. 663
H-15 STEERING SHAKES OR THERE IS EXCESSIVE SHOCK................................................................................................................................................................................................................................................. 664
STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION........................................................................................................................................................................................................................................... 664
H-16 STEERING WHEEL SHAKES OR JERKS ............................................................................................................................................................................................................................................................. 665
AJSS (ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION....................................................................................................................................................................................................................................... 665
H-17 MINIMUM TURNING RADII TO RIGHT AND LEFT ARE DIFFERENT....................................................................................................................................................................................................................................... 666
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 666
H-18 MINIMUM TURNING RADII TO RIGHT AND LEFT ARE DIFFERENT ...................................................................................................................................................................................................................................... 666
AJSS (ADVANCED JOYSTICK STEERING SYSTEM SPECIFICATION........................................................................................................................................................................................................................................ 666
H-19 WHEEL BRAKES DO NOT WORK OR BRAKING EFFECT IS POOR.......................................................................................................................................................................................................................................... 667
H-20 WHEEL BRAKES ARE NOT RELEASED OR BRAKES DRAG ............................................................................................................................................................................................................................................... 669
H-21 PARKING BRAKE DOES NOT WORK OR BRAKING EFFECT IS POOR....................................................................................................................................................................................................................................... 670
H-22 PARKING BRAKE IS NOT RELEASED OR BRAKE DRAGS................................................................................................................................................................................................................................................ 671
H-23 NEITHER BOOM NOR BUCKET MOVE................................................................................................................................................................................................................................................................ 672
H-24 BOTH BOOM AND BUCKET ARE SLOW OR LACK POWER................................................................................................................................................................................................................................................. 673
H-25 BOOM DOES NOT MOVE.......................................................................................................................................................................................................................................................................... 674
H-26 BOOM IS SLOW OR BOOM LACKS POWER............................................................................................................................................................................................................................................................ 675
H-27 BOOM CANNOT BE SET TO FLOAT OR CANNOT BE RELEASED FROM FLOAT................................................................................................................................................................................................................................ 676
H-28 BOOM DROPS MOMENTARILY WHEN CONTROL LEVER IS OPERATED FROM HOLD TO RAISE.................................................................................................................................................................................................................... 676
H-29 EXCESSIVE HYDRAULIC DRIFT BOOM.............................................................................................................................................................................................................................................................. 677
H-30 BUCKET DOES NOT MOVE........................................................................................................................................................................................................................................................................ 678
H-31 BUCKET IS SLOW OR LACKS POWER............................................................................................................................................................................................................................................................... 679
H-32 EXCESSIVE HYDRAULIC DRIFT OF BUCKET ........................................................................................................................................................................................................................................................ 680
TROUBLESHOOTING OF TRANSMISSION CONTROL SYSTEM (T MODE).............................................................................................................................................................................................................................................. 681
JUDGEMENT TABLE FOR TRANSMISSION CONTROLLER SYSTEM RELATED PARTS ................................................................................................................................................................................................................................ 683
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE....................................................................................................................................................................................................................... 687
ELECTRICAL CIRCUIT DIAGRAM FOR TRANSMISSION CONIROL SYSTEM....................................................................................................................................................................................................................................... 697
T-1 FAILURE CODE[10](SHORT CIRCUIT,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN BACKUP LAMP RELAY)IS DISPLAYED............................................................................................................................................................................... 701
T-2 FAILURE CODE[12](SHORT CIRCUIT,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN F SOLENOID)IS DISPLAYED...................................................................................................................................................................................... 702
T-3 FAILURE CODE[13](SHORT CIRCUIT,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN R SOLENOID)IS DISPLAYED...................................................................................................................................................................................... 703
T-4 FAILURE CODE[14](SHORT CIRCUIT ,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN 1ST SOLENOID)IS DISPLAYED................................................................................................................................................................................... 704
T-5 FAILURE CODE[15](SHORT CIRCUIT,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN 2ND SOLENOID)IS DISPLAYED.................................................................................................................................................................................... 705
T-6 FAILURE CODE[16](SHORT CIRCUIT,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN 3RD SOLENOID)IS DISPLAYED.................................................................................................................................................................................... 706
T-7 FAILURE CODE[17](SHORT CIRCUIT,DISCONNECTION,SHORT CIRCUIT WITH POWER SOURCE IN 4TH SOLENOID)IS DISPLAYED.................................................................................................................................................................................... 707
T-8 FAILURE CODE[19](SHORT CIRCUIT,DISCONNECTION IN JOYSTICK DIRECTIONAL SWICH SYSTEM)IS DISPLAYED............................................................................................................................................................................................... 708
STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION........................................................................................................................................................................................................................................... 708
T-9 FAILURE CODE[20](SHORT CIRCUIT,DISCONNECTION IN DIRECTIONAL SWITCH SYSTEM)IS DISPLAYED....................................................................................................................................................................................................... 709
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 709
T-10 FAILURE CODE[20](SHORT CIRCUIT OR DISCONNECTION IN JOYSTICK DIRECTIONAL SWITCH SYSTEM)IS DISPLAYED.......................................................................................................................................................................................... 712
AJSS(ADVAANCED JOYSTICK STEERING SYSTEM)SPECIFICATION........................................................................................................................................................................................................................................ 712
T-11 FAILURE CODE[21](SHORT CIRCUIT,DISCONNECTION IN RANGE SWITCH SYSTEM)IS DISPLAYDED........................................................................................................................................................................................................... 713
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 713
T-12 FAILURE CODE[21](SHORT CIRCUIT OR DISCONNECTION IN JOYSTICK SHIFT-UP/SHIFT-DOWN SWITCH SYSTEM)IS DISPLAYED.................................................................................................................................................................................. 716
AJSS(ADVANCED JOYSTICK STEERING SYSTEM)SPECIFICATION......................................................................................................................................................................................................................................... 716
T-13 FAILURE CODE[22](DISCONNECTION IN TRAVEL SPEED SENSOR SYSTEM)IS DISPLAYED................................................................................................................................................................................................................... 718
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 718
T-14 FAILURE CODE[22](DISCONNECTION IN TRAVEL SPEED SENSOR SYSTEM)IS DISPLAYED................................................................................................................................................................................................................... 719
AJSS(ADVANCED JOYSTICK STEERING SYSTEM)SPECIFICATION......................................................................................................................................................................................................................................... 719
T-15 FAILURE CODE[23](SHORT CIRCUIT,DISCONNECTION IN ENGINE SPEED SENSOR SYSTEM)IS DISPLAYED..................................................................................................................................................................................................... 720
T-16 KICKDOWN SWITCH SIGNAL SYSTEM AND HOLD SWITCH SIGNAL SYSTEM ................................................................................................................................................................................................................................ 724
STEERING WHEEL SPECIFICATION,AJSS(ADVANCED JOYSTICK STEERING SYSTEM)SPECIFICATION............................................................................................................................................................................................................ 724
T-17 SHIFT-DOWN SWITCH SIGNAL SYSTEM AND SHIFT-UP SWITCH SIGNAL SYSTEM........................................................................................................................................................................................................................... 725
STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION........................................................................................................................................................................................................................................... 725
T-18 TRANSMISSION CUT-OFF SIGNAL SYSTEM.......................................................................................................................................................................................................................................................... 726
T-19 NEUTRALIZER RELAY SIGNAL SYSTEM............................................................................................................................................................................................................................................................. 727
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 727
T-20 NEUTRALIZER RELAY SIGNAL SYSTEM ............................................................................................................................................................................................................................................................ 728
AJSS(ADVANCED JOYSTICK STEERING SYSTEM SPECIFICATION......................................................................................................................................................................................................................................... 728
T-21 BUZZER SIGNAL SYSTEM........................................................................................................................................................................................................................................................................ 730
T-22 NETWORK SYSTEM.............................................................................................................................................................................................................................................................................. 731
T-23 TRANSMISSION CONTROLLER POWER SOURCE SYSTEM................................................................................................................................................................................................................................................. 732
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 732
T-24 TRANSMISSION CONTROLLER POWER SOURCE SYSTEM................................................................................................................................................................................................................................................. 733
AJSS(ADVANCED JOYSTICK STEERING SYSTEM)SPECIFICATION......................................................................................................................................................................................................................................... 733
T-25 SHORT CIRCUIT IN TRAVEL SPEED SENSOR SYSTEM................................................................................................................................................................................................................................................. 734
STEERING WHEEL SPECIFICATION,STEERING WHEEL AND JOYSTICK STEERING SPECIFICATION.............................................................................................................................................................................................................. 734
T-26 SHORT CIRCIUT IN TRAVEL SPEED SENSOR SYSTEM ................................................................................................................................................................................................................................................ 735
AJSS(ADVANCED JOYSTICK STEERING SYSTEM)SPECIFICATION......................................................................................................................................................................................................................................... 735
TROUBLESHOOTING OF JOYSTICK STEERING CONTROLLER SYSTEM (J MODE)...................................................................................................................................................................................................................................... 736
JUDGEMENT TABLE FOR JOYSTICK CONTROLLER SYSTEM RELATED PARTS..................................................................................................................................................................................................................................... 737
ACTION TAKEN BY CONTROLLER WHEN ABNORMALITY OCCURS AND PROBLEMS ON MACHINE....................................................................................................................................................................................................................... 738
ELECTRICAL CIRCUIT DIAGRAM FOR JOYSTICK STEERING SYSTEM.......................................................................................................................................................................................................................................... 742
J-1 FAILURE CODE[56](SHORT CIRCUIT,DISCONNECTION IN CAUTION RELAY OUTPUT)IS DISPLAYED............................................................................................................................................................................................................ 743
J-2 FAILURE CODE[57](SHORT CIRCUIT IN STEERING RIGHT SOLENOID(DETECTED WHEN OUTPUT))IS DISPLAYED................................................................................................................................................................................................. 744
J-3 FAILURE CODE[58](SHORT CIRCUIT IN STEERING LEFT SOLENOID(DETECTED WHEN OUTPUT))IS DISPLAYED.................................................................................................................................................................................................. 745
J-4 FAILURE CODE[59](SHORT CIRCUIT IN STEERING RIGHT SOLENOID(HOT END))IS DISPLAYED.............................................................................................................................................................................................................. 746
J-5 FAILURE CODE[60](SHORT CIRCUIT IN STEERING LEFT SOLENOID(HOT END))IS DISPLAYED............................................................................................................................................................................................................... 747
J-6 FAILURE CODE[61](SHORT CIRCUIT,DISCONNECTION IN STEERING SOLENOID CUT RELAY OUTPUT)IS DISPLAYED.............................................................................................................................................................................................. 748
J-7 FAILURE CODE[62](SHORT CIRCUIT,DISCONNECTION IN JOYSTICK STEERING NEUTRAL SIGNAL)IS DISPLAYED................................................................................................................................................................................................ 749
J-8 FAILURE CODE[63](SHORT CIRCUIT,DISCONNECTION IN JOYSTICK STEERING LEVER POTENTIOMETER SYSTEM)IS DISPLAYED.................................................................................................................................................................................... 750
J-9 ABNORMALITY IN POWER SOURCE,VOLTAGE.......................................................................................................................................................................................................................................................... 751
J-10 ABNORMALITY IN JOYSTICK STEERING ON-OFF SIGNAL SYSTEM....................................................................................................................................................................................................................................... 752
J-11 DISCONNECTION IN STEERING RIGHT SOLENOID ................................................................................................................................................................................................................................................... 753
J-12 DISCONNECTION IN STEERING LEFT SOLENOID .................................................................................................................................................................................................................................................... 754
TROUBLESHOOTING OF AJSS (ADVANCED JOYSTICK STEERING SYSTEM) CONTROL SYSTEM (A MODE).................................................................................................................................................................................................................. 755
JUDGEMENT TABLE FOR AJSS (ADVANCED JOSTICK STEERING SYSTEM) CONTROL SYSTEM....................................................................................................................................................................................................................... 756
OPERATIONS OF CONTROLLER AGINST ABNORMALITY AND CONDITIONS OF MACHINE CAUSED BY ABNORMALITY...................................................................................................................................................................................................... 757
ELECTRIC CIRCUIT DIAGRAM RELATED TO AJSS (ADVANCED JOYSTICK STEERING SYSTEM) CONTROL............................................................................................................................................................................................................. 761
A-1 ERROR CODE [56] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN CAUTION BUZZER RELAY SYSTEM)IS IDSPLAYED.............................................................................................................................................................................. 763
A-2 ERROR CODE [57] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING LEVER ANGLE SENSOR SYSTEM) IS DISPALYED...................................................................................................................................................................... 764
A-3 ERROR CODE [58] (DEVIATION OF STEERING LEVER ANGLE SENSOR AND FRAME ANGLE SENEOR SIGNALS) IS DISPLAYED....................................................................................................................................................................................... 765
A-4 ERROR CODE [59] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN FRAME ANGLE SENSOR SYSTEM) IS DISPLAYED............................................................................................................................................................................... 766
A-5 ERROR CODE [60] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING LEVER LOCK PRESSURE SWITCH SYSTEM) IS DISPLAYED.............................................................................................................................................................. 767
A-6 ERROR CODE [62] (DISCONNECTION OR SHORT CIRCUIT WITH CHASSIS GROUND IN STEERING NEUTRAL INTERLOCK RELAY SYSTEM) IS DISPLAYED................................................................................................................................................................. 768
A-7 ERROR CODE [63] (DISCONNECTION, SHORT CIRCUIT WITH CHASSIS GROUND,OR SHORT CIRCUIT WITH POWER SOURCE IN STEERING MAIN PRESSURE CONTROL EPC SOLENOID SYSTEM) IS DISPLAYED..................................................................................................................... 769
A-8 STEERING SPEEDS IN BOTH DIRECTIOND ARE DIFFERENT............................................................................................................................................................................................................................................. 770
A-9 ABNORMALITY IN CONSOLE SWITCH (ADJUSTMENT OF STEERING LEVER ANGLE SERSOR AND FRAME ANGLE SENSOR IS IMPOSSIBLE)............................................................................................................................................................................... 771
A-10 ABNORMALITY IN POWER SOURCE AND VOLTAGE..................................................................................................................................................................................................................................................... 772
TROUBLESHOOTING OF ENGINE CONTROLLER SYSTEM (EA MODE)................................................................................................................................................................................................................................................ 773
MTHOD OF ERROR CODE DISPLAY...................................................................................................................................................................................................................................................................... 775
ACTION TAKEN BY CONTROLLER AND CONDITION OF MACHINE WHEN ERROR CODE IS DISPLAYED................................................................................................................................................................................................................. 777
ELECTRICAL CIRCUIT DIAGRAM FOR ENGINE CONTROL SYSTEM............................................................................................................................................................................................................................................. 785
EA-1 ERROR CODE [111] (ABNORMALITY IN CONTROLLER MEMORY)......................................................................................................................................................................................................................................... 787
EA-2 ERROR CODE [112] (ABNORMALITY IN TIMING RAIL ACTUATOR)...................................................................................................................................................................................................................................... 787
EA-3 ERROR CODE [113] (ABNORMALITY WITH ELECTRIC CURRENT IN TIMING RAIL ACTUATOR SYSTEM)......................................................................................................................................................................................................... 788
EA-4 ERROR CODE [115] (ABNORMALITY IN ENGINE SPEED SENSOR 2 SYSTEM).............................................................................................................................................................................................................................. 789
EA-5 ERROR CODE [116] (ABNORMALITY [HIGH LEVEL] IN TIMING RAIL PRESSURE SENSOR SYSTEM)........................................................................................................................................................................................................... 791
EA-6 ERROR CODE [117] (ABNORMALITY [LOW LEVEL] IN TIMING RAIL PRESSURE SENSOR SYSTEM)............................................................................................................................................................................................................ 792
EA-7 ERROR CODE [118] (ABNORMALITY [HIGH LEVEL] IN FUEL PUMP PRESSURE SENSOR SYSTEM)............................................................................................................................................................................................................. 793
EA-8 ERROR CODE [119] (ABNORMALITY [LOW LEVEL] IN FUEL PUMP PRESSURE SENSOR SYSTEM).............................................................................................................................................................................................................. 794
EA-9 ERROR CODE [121] (ABNORMALITY IN ENGINE SPEED SENSOR 1 SYSTEM).............................................................................................................................................................................................................................. 795
EA-10 ERROR CODE [122] (ABNORMALITY [HIGH LEVEL] IN BOOST PRESSURE SENSOR SYSTEM)................................................................................................................................................................................................................ 796
EA-11 ERROR CODE [123] (ABNORMALITY [LOW LEVEL] IN BOOST PRESSURE SENSOR SYSTEM)................................................................................................................................................................................................................. 797
EA-12 ERROR CODE [131] (ABNORMALITY [HIGH LEVEL] IN ACCELERATOR PRESSURE SENSOR SYSTEM).......................................................................................................................................................................................................... 798
EA-13 ERROR CODE [132] (ABNORMALITY [LOW LEVEL] IN ACCELERATOR PRESSURE SENSOR SYSTEM)........................................................................................................................................................................................................... 799
EA-14 ERROR CODE [135] (ABNORMALITY [HIGH LEVEL] IN OIL PRESSURE SENSOR SYSTEM).................................................................................................................................................................................................................. 800
EA-15 ERROR CODE [141] (ABNORMALITY [LOW LEVEL] IN OIL PRESSURE SENSOR SYSTEM)................................................................................................................................................................................................................... 801
EA-16 ERROR CODE [143] (ABNORMAL DROP IN OIL PRESSURE (LEVEL 1))................................................................................................................................................................................................................................. 802
EA-17 ERROR CODE [144] (ABNORMALITY [HIGH LEVEL] IN WATER TEMPERATUER SENSOR SYSTEM)............................................................................................................................................................................................................. 803
EA-18 ERROR CODE [145] (ABNORMALITY [LOW LEVEL] IN WATER TEMPERATUER SENSOR SYSTEM).............................................................................................................................................................................................................. 804
EA-19 ERROR CODE [151] (ABNORMALITY RISE IN WATER TEMPERATURE)................................................................................................................................................................................................................................... 804
EA-20 ERROR CODE [153] (ABNORMALITY [HIGH LEVEL] IN INTAKE AIR TEMPERATUER SENSOR SYSTEM)........................................................................................................................................................................................................ 805
EA-21 ERROR CODE [154] (ABNORMALITY [LOW LEVEL] IN INTAKE AIR TEMPERATUER SENSOR SYSTEM)......................................................................................................................................................................................................... 805
EA-22 ERROR CODE [221] (ABNORMALITY [HIGH LEVEL] IN ATMOSPHERIC PRESSURE SENSOR SYSTEM).......................................................................................................................................................................................................... 806
EA-23 ERROR CODE [222] (ABNORMALITY [LOW LEVEL] IN ATMOSPHERIC PRESSURE SENSOR SYSTEM)........................................................................................................................................................................................................... 807
EA-24 ERROR CODE [234] (OVERSPEED)............................................................................................................................................................................................................................................................... 809
EA-25 ERROR CODE [254] (ABNORMALITY IN FUEL SHUT-OFF CALVE SYSTEM VOLTAGE)....................................................................................................................................................................................................................... 810
EA-26 ERROR CODE [259] (ABNORMALITY IN FUEL SHUT-OFF VALVE)...................................................................................................................................................................................................................................... 811
EA-27 ERROR CODE [261] (ABNORMALITY RISE IN DUEL TEMPERATURE).................................................................................................................................................................................................................................... 811
EA-28 ERROR CODE [263] (ABNORMALITY [HIGH LEVEL] IN FUEL TEMPERATURE SENSOR SYSTEM).............................................................................................................................................................................................................. 812
EA-29 ERROR CODE [265] (ABNORMALITY [LOW LEVEL] IN FUEL TEMPERATURE SENSOR SYSTEM)............................................................................................................................................................................................................... 812
EA-30 ERROR CODE [316] (ABNORMALITY IN FUEL PUMP ACTUATOR SYSTEM CURRENT)........................................................................................................................................................................................................................ 813
EA-31 ERROR CODE [318] (ABNORMALITY IN FUEL PUMP ACTUATOR........................................................................................................................................................................................................................................ 814
EA-32 ERROR CODE [343] (ABNORMALITY IN CONTROLLER INTERNAL COMMUNICATION)........................................................................................................................................................................................................................ 814
EA-33 ERROR CODE [346] (ABNORMALITY IN CONTROLLER POWER DOWN).................................................................................................................................................................................................................................... 815
EA-34 ERROR CODE [384] (ABNORMALITY IN PREHEATING HEATER CONTROL SYSTEM)......................................................................................................................................................................................................................... 816
EA-35 ERROR CODE [415] (ABNORMAL DROP IN OIL PRESSURE (LEVEL 2).................................................................................................................................................................................................................................. 817
EA-36 ERROR CODE [423] (ABNORMALITY [IN RANGE] IN TIMING RAIL PRESSURE SENSOR SYSTEM)............................................................................................................................................................................................................ 817
EA-37 ERROR CODE [431] (ABNORMALITY [1] IN IDING VALIDATION SWITCH SYSTEM)....................................................................................................................................................................................................................... 819
EA-38 ERROR CODE [432] (LDING VALIDATION PROCESS REEOR).......................................................................................................................................................................................................................................... 821
EA-39 ERROR CODE [441] (ABNORMALITY [LOW LEVEL] IN BATTERY VOLTAGE).............................................................................................................................................................................................................................. 823
EA-40 ERROR CODE [442] (ABNORMALITY [HIGH LEVEL] IN BATTERY VOLTAGE)............................................................................................................................................................................................................................. 823
EA-41 ERROR CODE [451] (ABNORMALITY [HIGH LEVEL] IN FUEL RAIL PRESSURE SENSOR SYSTEM)............................................................................................................................................................................................................ 824
EA-42 ERROR CODE [452] (ABNORMALITY [LOW LEVEL] IN FUEL RAIL PRESSURE SENSOR SYSTEM)............................................................................................................................................................................................................. 825
EA-43 ERROR CODE [455] (ABNORMALITY IN FUEL RAIL ACTUATOR SYSTEM CURRENT)........................................................................................................................................................................................................................ 826
EA-44 ERROR CODE [467] (ABNORMALITY IN TIMING RAIL ACTUATOR CONTROL)............................................................................................................................................................................................................................. 827
EA-45 ERROR CODE [468] (ABNORMALITY IN FUEL RAIL ACTUATOR CONTROL)............................................................................................................................................................................................................................... 827
EA-46 ERROR CODE [514] (ABNORMALITY IN FUEL RAIL ACTUATOR)....................................................................................................................................................................................................................................... 827
EA-47 ERROR CODE [527] (ABNORMALITY IN DUAL OUTPUT SOLENOID A SYSTEM)............................................................................................................................................................................................................................ 828
EA-48 ERROR CODE [551] (ABNORMALITY [2] IN IDING VALIDATION SWITCH SYSTEM)....................................................................................................................................................................................................................... 828
EA-49 ERROR CODE [554] (ABNORMALITY [IN RANGE] IN FUEL RAIL PRESSURE SENSOR)..................................................................................................................................................................................................................... 829
TROUBLESHOOTING OF VHMS CONTROLLER SYSTEM (VHMS MODE)................................................................................................................................................................................................................................................ 831
ELECTRICAL SYSTEM DIAGRAM RELATED VHMS CONTROLLER................................................................................................................................................................................................................................................ 833
INFORMATION GIVEN IN TROUBLESHOOTING CHART....................................................................................................................................................................................................................................................... 835
PHENOMENON TYPE CODE LIST........................................................................................................................................................................................................................................................................ 836
[DBB0KK] (OR VHMS_LED INDICATES [N901] ABNORMALITY IN SOURCE VOLTAGE............................................................................................................................................................................................................................. 837
[DBB5KP] (OR VHMS_LED INDICATES [N904]) ABNORMALITY IN SENSOR POWER SOURCE (5 V) SYSTEM ....................................................................................................................................................................................................... 839
[DBB6KP] (OR VHMS_LED INDICATES [N902]) ABNORMALITY IN SENSOR POWER SOURCE (24 V) SYSTEM ...................................................................................................................................................................................................... 841
[DBBRKR] (OR VHMS_LED DISPLAYS [N801]) DEFECTIVE CAN COMMUNICATIONS :DEFECTIVE COMMUNICATIONS (KR) (BETWEEN ENGINE CONTROLLER AND VHMS CONTROLLER).............................................................................................................................................. 843
[DGE1KB] (OR VHMS_LED DISPLAYS [N242]) DISCONNECTION, SHORT CIRCUIT WITH CHASSIS GROUND IN ENGINE OIL TEMPERATURE SENSOR SYSTEM (KB) {30 MIN.(AT 500 RPM OR ABOVE) AFTER STARTING ENGINE}........................................................................................................ 845
[DGE1KY] (OR VHMS_LED DISPLAYS [N242]) SHORT CIRCUIT WITH POWER SOURCE (HOT SHORT) IN ENGINE OIL TEMPERATURE SENSOR SYSTEM (KY) ................................................................................................................................................................. 846
[DGE5KX] (OR VHMS_LED DISPLAYS [N401]) FAILURE IN AMBIENT TEMPERATURE SENSOR SYSTEM:INPUT SIGNAL OUTSIDE RANGE (KX).............................................................................................................................................................................. 847
[DGT4KA] (OR VHMS_LED DISPLAYS [N312]) DISCONNECTION, SHORT CIRCUIT WITH CHASSIS GROUND IN NO.1,2,3 (FRONT) EXHAUST TEMPERATURE SENSOR SYSTEM (KA)............................................................................................................................................... 848
[DGT4KB] (OR VHMS_LED DISPLAYS [N311]) SHORT CIRCUIT WITH POWER SOURCE (HOT SHORT) IN NO.1,2,3 (REAR) EXHAUST TEMPERATURE SENSOR SYSTEM (KB)..................................................................................................................................................... 850
[DGT5KA] (OR VHMS_LED DISPLAYS [N322]) DISCONNECTION, SHORT CIRCUIT WITH CHASSIS GROUND IN NO.4,5,6(FRONT) EXHAUST TEMPERATURE SENSOR SYSTEM (KA)................................................................................................................................................ 852
[DGT5KB] (OR VHMS_LED DISPLAYS [N321]) SHORT CIRCUIT WITH POWER SOURCE (HOT SHORT) IN NO.4,5,6 (FRONT) EXHAUST TEMPERATURE SENSOR SYSTEM (KB) .................................................................................................................................................. 854
[DHE5KB] (OR VHMS_LED DISPLAYS [N332]) DISCONNECTION, SHORT CIRCUIT WITH CHASSIS GROUND IN ENGINE BLOW-BY PRESSURE SENSOR SSYSTEM (KA) .......................................................................................................................................................... 856
[DHE5KY] (OR VHMS_LED DISPLAYS [N331]) SHORT CIRCUIT WITH POWER SOURCE (HOT SHORT) IN ENGINE BLOW-BY PRESSURE SENSOR SYSTEM (KY) ................................................................................................................................................................ 858
[DHT3KX] (OR VHMS_LED DISPLAYS [N614]) TROUBLE IN TRANSMISSION OIL PRESSURE SENSOR SYSTEM:OUT OF INPUT SIGNAL RANGE (KX) ....................................................................................................................................................................... 859
[DHP2KX] (OR VHMS_LED DISPLAYS [N531]) TROUBLE IN MAIN PUMP OIL PRESSURE SENSOR SYSTEM: OUT OF INPUT SINGNAL RANGE (KX) ......................................................................................................................................................................... 861
[DHT8KX] (OR VHMS_LED DISPLAYS [N533]) TROUBLE IN STEERING OIL PRESSURE SENSOR SYSTEM:OUT OF INPUT SINGNAL RANGE (KX) ........................................................................................................................................................................... 863
[DGH2KX] (OR VHMS_LED DISPLAYS [N537]) TROUBLE IN HYDRAULIC OIL TEMPERATURE SENSOR SYSTEM: OUT OF INPUT SINGNAL RANGE (KX)....................................................................................................................................................................... 865
[DHU2KX] (OR VHMS_LED DISPLAYS [N711]) TROUBLE IN FRONT BRAKE OIL PRESSURE SENSOR SYSTEM: OUT OF INPUT SINGNAL RANGE (KX)........................................................................................................................................................................ 866
[DHU3KX] (OR VHMS_LED DISPLAYS [N712]) TROUBLE IN REAR BRAKE OIL PRESSURE SENSOR SYSTEM: OUT OF INPUT SINGNAL RANGE (KX)......................................................................................................................................................................... 868
[DGR4KX] (OR VHMS_LED DISPLAYS [N717]) TROUBLE IN FRONT BRAKE OIL TEMPERATURE SENSOR SYSTEM: OUT OF INPUT SINGNAL RANGE (KX)..................................................................................................................................................................... 870
[F@BBZL] (OR VHMS_LED DISPLAYS [N338]) ENGINE BLOW-BY PRESSURE IS HIGH: (ZL)..................................................................................................................................................................................................................... 871
[F@BYNR] (OR VHMS_LED DISPLAYS [N362]) NO.1,2,3 (REAR) EXHAUST TEMPERATURE IS HIGH (2): (NR)..................................................................................................................................................................................................... 872
[F@BYNS] (OR VHMS_LED DISPLAYS [N361]) NO.1,2,3 (REAR) EXHAUST TEMPERATURE IS HIGH (1): (NS)..................................................................................................................................................................................................... 873
[F@BZNR] (OR VHMS_LED DISPLAYS [N372]) NO.4,5,6 (FRONT) EXHAUST TEMPERATURE IS HIGH (2): (NR).................................................................................................................................................................................................... 874
[F@BZNS] (OR VHMS_LED DISPLAYS [N371]) NO.4,5,6 (FRONT) EXHAUST TEMPERATURE IS HIGH (1): (NS).................................................................................................................................................................................................... 875
VHMS-1 ABNORMALITY IN SATELLITE DATA COMMUNICATION............................................................................................................................................................................................................................................... 876
a) SATELLOTE COMMUNICATION DATA ARE NOT TRANSMITTED.......................................................................................................................................................................................................................................... 876
b) ABNORMALITY IN DOWNLOADING INTO PC OR SETTING OF PC....................................................................................................................................................................................................................................... 880
VHMS-2 ABNORMALITY IN SAVING DATA IN VHMS CONTROLLER (DATA ARE NOT SAVED)........................................................................................................................................................................................................................ 882
VHMS-3 ENGINE BLOW-BY PRESSURE INDICATED BY MONITOR IS LOW (WHEN BLOW-BY PRESSURE MEASURED WITH MEASURING INSTRUMENT IS NORMAL).................................................................................................................................................................. 884
30 DISASSEMBLY AND ASSEMBLY.................................................................................................................................................................................................................................................................................. 885
METHOD OF USING MANUAL................................................................................................................................................................................................................................................................................... 888
PRECAUTIONS WHEN CARRYING OUT OPERATION.................................................................................................................................................................................................................................................................. 890
SPECIAL TOOL LIST........................................................................................................................................................................................................................................................................................ 893
SKETCHES OF SPCIAL TOOLS................................................................................................................................................................................................................................................................................. 898
STARTING MOTOR........................................................................................................................................................................................................................................................................................... 902
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 902
ALTERNATOR............................................................................................................................................................................................................................................................................................... 903
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 903
ENGINE OIL COOLER........................................................................................................................................................................................................................................................................................ 905
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 905
FUEL INJECTION PUMP...................................................................................................................................................................................................................................................................................... 907
REMOVAL.............................................................................................................................................................................................................................................................................................. 907
INSTALLATION......................................................................................................................................................................................................................................................................................... 908
WATER PUMP............................................................................................................................................................................................................................................................................................... 909
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 909
NOZZLE HOLDER............................................................................................................................................................................................................................................................................................ 910
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 910
TURBOCHARGER............................................................................................................................................................................................................................................................................................. 911
REMOVAL.............................................................................................................................................................................................................................................................................................. 911
INSTALLATION......................................................................................................................................................................................................................................................................................... 912
REPLACEMENT ENGINE....................................................................................................................................................................................................................................................................................... 913
FRONT SEAL........................................................................................................................................................................................................................................................................................... 913
REAR SEAL............................................................................................................................................................................................................................................................................................ 915
CYLINDER HEAD............................................................................................................................................................................................................................................................................................ 917
REMOVAL.............................................................................................................................................................................................................................................................................................. 917
INSTALLATION......................................................................................................................................................................................................................................................................................... 920
THERMOSTAT............................................................................................................................................................................................................................................................................................... 922
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 922
HYDRAULIC OIL COOLER, RADIATOR, AFTERCOOLER.............................................................................................................................................................................................................................................................. 923
REMOVAL.............................................................................................................................................................................................................................................................................................. 923
INSTALLATION......................................................................................................................................................................................................................................................................................... 924
HYDRAULIC OIL COOLER, RADIATOR AFTERCOOLER,FUEL COOLER................................................................................................................................................................................................................................................... 925
REMOVAL.............................................................................................................................................................................................................................................................................................. 925
INSTALLATION......................................................................................................................................................................................................................................................................................... 927
ENGINE, DAMPER........................................................................................................................................................................................................................................................................................... 928
REMOVAL.............................................................................................................................................................................................................................................................................................. 928
INSTALLATION......................................................................................................................................................................................................................................................................................... 930
DAMPER................................................................................................................................................................................................................................................................................................... 934
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 934
DISASSEMBLY.......................................................................................................................................................................................................................................................................................... 935
ASSEMBLY............................................................................................................................................................................................................................................................................................. 937
PTO...................................................................................................................................................................................................................................................................................................... 941
DISASSEMBLY.......................................................................................................................................................................................................................................................................................... 941
ASSEMBLY............................................................................................................................................................................................................................................................................................. 943
TORQUE CONVERTER, TRANSMISSION........................................................................................................................................................................................................................................................................... 946
REMOVAL.............................................................................................................................................................................................................................................................................................. 946
INSTALLATION......................................................................................................................................................................................................................................................................................... 950
TORQUE CONVERTER......................................................................................................................................................................................................................................................................................... 951
DISASSEMBLY.......................................................................................................................................................................................................................................................................................... 951
ASSEMBLY............................................................................................................................................................................................................................................................................................. 955
TRANSMISSION............................................................................................................................................................................................................................................................................................. 960
DISASSEMBLY.......................................................................................................................................................................................................................................................................................... 960
ASSEMBLY............................................................................................................................................................................................................................................................................................. 974
TRANSMISSION VALVE....................................................................................................................................................................................................................................................................................... 989
REMOVAL ＆ INSTALLATION............................................................................................................................................................................................................................................................................... 989
TRANSMISSION CONTROL VALVE............................................................................................................................................................................................................................................................................... 990
DISASSEMBLY ＆ ASSEMBLY............................................................................................................................................................................................................................................................................... 990
TRANSFER................................................................................................................................................................................................................................................................................................. 995
DISASSEMBLY.......................................................................................................................................................................................................................................................................................... 995
ASSEMBLY.............................................................................................................................................................................................................................................................................................1002
CENTER SUPPORT...........................................................................................................................................................................................................................................................................................1011
REMOVAL..............................................................................................................................................................................................................................................................................................1011
INSTALLATION.........................................................................................................................................................................................................................................................................................1012
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1013
ASSEMBLY.............................................................................................................................................................................................................................................................................................1015
DRIVE SHAFT..............................................................................................................................................................................................................................................................................................1018
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1018
ASSEMBLY.............................................................................................................................................................................................................................................................................................1020
FRONT AXLE...............................................................................................................................................................................................................................................................................................1022
REMOVAL..............................................................................................................................................................................................................................................................................................1022
INSTALLATION.........................................................................................................................................................................................................................................................................................1023
FRONT DIFFERENTIAL.......................................................................................................................................................................................................................................................................................1024
REMOVAL..............................................................................................................................................................................................................................................................................................1024
INSTALLATION.........................................................................................................................................................................................................................................................................................1025
REAR AXLE................................................................................................................................................................................................................................................................................................1028
REMOVAL..............................................................................................................................................................................................................................................................................................1028
INSTALLATION.........................................................................................................................................................................................................................................................................................1032
REAR DIFFERENTIAL........................................................................................................................................................................................................................................................................................1033
REMOVAL..............................................................................................................................................................................................................................................................................................1033
INSTALLATION.........................................................................................................................................................................................................................................................................................1034
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1035
ASSEMBLY.............................................................................................................................................................................................................................................................................................1039
FINAL DRIVE..............................................................................................................................................................................................................................................................................................1048
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1048
ASSEMBLY.............................................................................................................................................................................................................................................................................................1052
ORBIT ROLL...............................................................................................................................................................................................................................................................................................1056
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1056
STEERING CYLINDER........................................................................................................................................................................................................................................................................................1057
REMOVAL..............................................................................................................................................................................................................................................................................................1057
INSTALLATION.........................................................................................................................................................................................................................................................................................1059
STEERING DAMAND VALVE....................................................................................................................................................................................................................................................................................1060
REMOVAL..............................................................................................................................................................................................................................................................................................1060
INSTALLATION.........................................................................................................................................................................................................................................................................................1061
BRAKE VALVE..............................................................................................................................................................................................................................................................................................1062
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1062
BRAKE VALVE (R.H.).......................................................................................................................................................................................................................................................................................1063
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1063
ASSEMBLY.............................................................................................................................................................................................................................................................................................1065
BRAKE VALVE (L.H.).......................................................................................................................................................................................................................................................................................1067
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1067
ASSEMBLY.............................................................................................................................................................................................................................................................................................1069
SLACK ADJUSTER...........................................................................................................................................................................................................................................................................................1071
REMOVAL AND INSTALLATION.............................................................................................................................................................................................................................................................................1071
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1072
ASSEMBLY.............................................................................................................................................................................................................................................................................................1073
BRAKE....................................................................................................................................................................................................................................................................................................1074
REMOVAL..............................................................................................................................................................................................................................................................................................1074
INSTALLATION.........................................................................................................................................................................................................................................................................................1075
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1076
ASSEMBLY.............................................................................................................................................................................................................................................................................................1080
HYDRAULIC PUMP...........................................................................................................................................................................................................................................................................................1086
REMOVAL..............................................................................................................................................................................................................................................................................................1086
INSTALLATION.........................................................................................................................................................................................................................................................................................1087
PISTON PUMP..............................................................................................................................................................................................................................................................................................1088
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1088
ASSEMBLY.............................................................................................................................................................................................................................................................................................1094
HYDRAULIC TANK...........................................................................................................................................................................................................................................................................................1109
REMOVAL..............................................................................................................................................................................................................................................................................................1109
INSTALLATION.........................................................................................................................................................................................................................................................................................1110
PPC VALVE................................................................................................................................................................................................................................................................................................1111
REMOVAL..............................................................................................................................................................................................................................................................................................1111
INSTALLATION.........................................................................................................................................................................................................................................................................................1112
DISASSEMBLY ＆ ASSEMBLY...............................................................................................................................................................................................................................................................................1113
WORK EQUIPMENT VALVE.....................................................................................................................................................................................................................................................................................1114
REMOVAL..............................................................................................................................................................................................................................................................................................1114
INSTALLATION.........................................................................................................................................................................................................................................................................................1115
WORK EQUIPMENT CONTROL VALVE.............................................................................................................................................................................................................................................................................1116
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1116
ASSEMBLY.............................................................................................................................................................................................................................................................................................1118
DUMP CYLINDER............................................................................................................................................................................................................................................................................................1120
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1120
LIFT CYLINDER............................................................................................................................................................................................................................................................................................1121
REMOVAL..............................................................................................................................................................................................................................................................................................1121
INSTALLATION.........................................................................................................................................................................................................................................................................................1122
STEERING LIFT, DUMP CYLINDER.............................................................................................................................................................................................................................................................................1123
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1123
ASSEMBLY.............................................................................................................................................................................................................................................................................................1125
GENTER HINGE PIN.........................................................................................................................................................................................................................................................................................1127
REMOVAL..............................................................................................................................................................................................................................................................................................1127
INSTALLATION.........................................................................................................................................................................................................................................................................................1133
WORK EUIPMENT............................................................................................................................................................................................................................................................................................1137
REMOVAL..............................................................................................................................................................................................................................................................................................1137
INSTALLATION.........................................................................................................................................................................................................................................................................................1140
BULKHAD..................................................................................................................................................................................................................................................................................................1142
REMOVAL..............................................................................................................................................................................................................................................................................................1142
INSTALLATION.........................................................................................................................................................................................................................................................................................1143
FLOOR FRAME..............................................................................................................................................................................................................................................................................................1147
REMOVAL..............................................................................................................................................................................................................................................................................................1147
INSTALLATION.........................................................................................................................................................................................................................................................................................1149
COUNTERWEIGHT............................................................................................................................................................................................................................................................................................1150
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1150
FUEL TAKE................................................................................................................................................................................................................................................................................................1151
REMOVAL..............................................................................................................................................................................................................................................................................................1151
INSTALLATION.........................................................................................................................................................................................................................................................................................1152
CAB......................................................................................................................................................................................................................................................................................................1155
REMOVAL..............................................................................................................................................................................................................................................................................................1155
INSTALLATION.........................................................................................................................................................................................................................................................................................1157
STOP VALVE...............................................................................................................................................................................................................................................................................................1158
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1158
ACCUMULATOR CHARGR VALVE.................................................................................................................................................................................................................................................................................1159
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1159
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1160
ASSEMBLY.............................................................................................................................................................................................................................................................................................1161
PARKING BRAKE SOLENOID VALVE AND PRESSURE SWITCH.........................................................................................................................................................................................................................................................1163
REMOVAL ＆ INSTALLTION................................................................................................................................................................................................................................................................................1163
DIVERTER VALVE...........................................................................................................................................................................................................................................................................................1164
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1164
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1165
ASSEMBLY.............................................................................................................................................................................................................................................................................................1166
EMERGENCY STEERING PUMP..................................................................................................................................................................................................................................................................................1168
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1168
PARKING BRAKE............................................................................................................................................................................................................................................................................................1169
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1169
PARKING BRAKE CALIPERS...................................................................................................................................................................................................................................................................................1170
DISASSEMBLY..........................................................................................................................................................................................................................................................................................1170
ASSEMBLY.............................................................................................................................................................................................................................................................................................1172
PARKING BRAKE PAD........................................................................................................................................................................................................................................................................................1174
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1174
REAR TIRE................................................................................................................................................................................................................................................................................................1177
REMOVAL AND INSTALLATAION............................................................................................................................................................................................................................................................................1177
AIR CONDITIONER COMPRESSOR...............................................................................................................................................................................................................................................................................1178
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1178
CONDITIONER CONDENSER....................................................................................................................................................................................................................................................................................1181
REMOVAL AND INSTALLATION.............................................................................................................................................................................................................................................................................1181
RECEIVER TAKE............................................................................................................................................................................................................................................................................................1183
REMOVAL ＆ INSTALLATAION..............................................................................................................................................................................................................................................................................1183
AIR CONDITIONER UNIT.....................................................................................................................................................................................................................................................................................1184
REMOVAL..............................................................................................................................................................................................................................................................................................1184
INSTALLATION.........................................................................................................................................................................................................................................................................................1185
MAIN MONITOR.............................................................................................................................................................................................................................................................................................1186
REMOVAL..............................................................................................................................................................................................................................................................................................1186
INSTALLATION.........................................................................................................................................................................................................................................................................................1187
MAINTENANCE MONITOR......................................................................................................................................................................................................................................................................................1188
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1188
ENGINE, APS CONTROLLER...................................................................................................................................................................................................................................................................................1189
REMOVAL ＆ INSTALLATION...............................................................................................................................................................................................................................................................................1189
40 MAINTENANCE STANDARD......................................................................................................................................................................................................................................................................................1190
ENGINE AND TRANSMISSION MOUNT............................................................................................................................................................................................................................................................................1191
DAMPER...................................................................................................................................................................................................................................................................................................1192
TORQUE CONVERTER AND PTO.................................................................................................................................................................................................................................................................................1194
TORQUE CONVERTER REGULATOR VALVE.........................................................................................................................................................................................................................................................................1195
TRANSMISSION.............................................................................................................................................................................................................................................................................................1196
TRANSIMISSION CONTROL VALVE..............................................................................................................................................................................................................................................................................1199
TRANSFER.................................................................................................................................................................................................................................................................................................1204
DRIVE SHAFT..............................................................................................................................................................................................................................................................................................1206
CENTER SUPPORT...........................................................................................................................................................................................................................................................................................1207
DIFFERENTIAL.............................................................................................................................................................................................................................................................................................1208
FINAL DRIVE..............................................................................................................................................................................................................................................................................................1210
AXLE MOUNT...............................................................................................................................................................................................................................................................................................1212
CENTER HINGE PIN.........................................................................................................................................................................................................................................................................................1214
STEERING COLUMN..........................................................................................................................................................................................................................................................................................1216
STEERING DEMAND VALVE....................................................................................................................................................................................................................................................................................1217
DIVERTER VALVE...........................................................................................................................................................................................................................................................................................1219
STEERING CYLIDER MOUNT...................................................................................................................................................................................................................................................................................1220
EMERGENCY STEERING PUMP..................................................................................................................................................................................................................................................................................1221
BRAKE VALVE..............................................................................................................................................................................................................................................................................................1222
SLACK ADJUSTER...........................................................................................................................................................................................................................................................................................1228
BRAKE....................................................................................................................................................................................................................................................................................................1229
PARKING BRAKE............................................................................................................................................................................................................................................................................................1233
CONTROL PUMP.............................................................................................................................................................................................................................................................................................1234
STEERING AND SWITCH PUMP.................................................................................................................................................................................................................................................................................1235
MAIN PISTON PUMP.........................................................................................................................................................................................................................................................................................1236
MAIN CONTROL VALVE.......................................................................................................................................................................................................................................................................................1237
PPC VALVE................................................................................................................................................................................................................................................................................................1241
PPC RELIEF VALVE.........................................................................................................................................................................................................................................................................................1243
HYDRAULIC CYLINDER.......................................................................................................................................................................................................................................................................................1244
WORK EQUIPMENT LINKAGE...................................................................................................................................................................................................................................................................................1245
BUCKET...................................................................................................................................................................................................................................................................................................1247
BUCKET POSITIONER AND BOOM KICK-OUT......................................................................................................................................................................................................................................................................1248
90 OTHERS....................................................................................................................................................................................................................................................................................................1249
ELECTRIC CIRCUIT DIAGRAM (1/5) (SERIAL.:500001-51000)....................................................................................................................................................................................................................................................1250
ELECTRIC CIRCUIT DIAGRAM (2/5) (SERIAL.:500001-51000)....................................................................................................................................................................................................................................................1251
ELECTRIC CIRCUIT DIAGRAM (3/5) (SERIAL.:500001-51000)....................................................................................................................................................................................................................................................1252
ELECTRIC CIRCUIT DIAGRAM (4/5) (SERIAL.:500001-51000)....................................................................................................................................................................................................................................................1253
ELECTRIC CIRCUIT DIAGRAM (5/5) (SERIAL.:500001-51000)....................................................................................................................................................................................................................................................1254
ELECTRIC CIRCUIT DIAGRAM (1/6) (SERIAL.:51001 AND UP)....................................................................................................................................................................................................................................................1255
ELECTRIC CIRCUIT DIAGRAM (2/6) (SERIAL.:51001 AND UP)....................................................................................................................................................................................................................................................1256
ELECTRIC CIRCUIT DIAGRAM (3/6) (SERIAL.:51001 AND UP)....................................................................................................................................................................................................................................................1257
ELECTRIC CIRCUIT DIAGRAM (4/6) (SERIAL.:51001 AND UP)....................................................................................................................................................................................................................................................1258
ELECTRIC CIRCUIT DIAGRAM (5/6) (SERIAL.:51001 AND UP)....................................................................................................................................................................................................................................................1259
ELECTRIC CIRCUIT DIAGRAM (6/6) (SERIAL.:51001 AND UP)....................................................................................................................................................................................................................................................1260
ELECTRIC CIRCUIT DIAGRAM (1/3) (WITH AUTO SHIFT AND JOYSTICK STEERING) (SERIAL NO.:50001-51000)..........................................................................................................................................................................................................1261
ELECTRIC CIRCUIT DIAGRAM (2/3) (WITH AUTO SHIFT AND JOYSTICK STEERING) (SERIAL NO.:50001-51000)..........................................................................................................................................................................................................1262
ELECTRIC CIRCUIT DIAGRAM (3/3) (WITH AUTO SHIFT AND JOYSTICK STEERING) (SERIAL NO.:50001-51000)..........................................................................................................................................................................................................1263
ELECTRIC CIRCUIT DIAGRAM (AJSS (ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION) (1/3) (SERIAL NO.:51001 AND UP)........................................................................................................................................................................................1264
ELECTRIC CIRCUIT DIAGRAM (AJSS (ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION) (2/3) (SERIAL NO.:51001 AND UP)........................................................................................................................................................................................1265
ELECTRIC CIRCUIT DIAGRAM (AJSS (ADVANCED JOYSTICK STEERING SYSTEM) SPECIFICATION) (3/3) (SERIAL NO.:51001 AND UP)........................................................................................................................................................................................1266
KOMATSU WA700-3, WA700-3D AVANCE LOADER WHEEL LOADER SHOP MANUAL SEBM013312 – PDF DOWNLOAD:
IMAGES PREVIEW OF THE MANUAL:
PLEASE NOTE:
- This is the SAME exact manual used by your dealers to fix your vehicle.
- The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
- Any queries / doubts regarding your purchase, please feel free to contact [email protected]
