Komatsu Wheel Loader WA470-3 Shop Manual SMEW4700M0 – PDF DOWNLOAD

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Komatsu Wheel Loader WA470-3 Shop Manual SMEW4700M0 – PDF DOWNLOAD

FILE DETAILS:

Komatsu Wheel Loader WA470-3 Shop Manual SMEW4700M0 – PDF DOWNLOAD

Language : English
Pages :645
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Komatsu Wheel Loader WA470-3 Shop Manual SMEW4700M0 – PDF DOWNLOAD

WHEEL LOADER
SERIAL NUMBERS WA470-25001 AND UP

GENERAL PRECAUTIONS

Mistakes in operation are extremely dangerous. Read the Operation and Maintenance Manual carefully BEFORE operating the machine.

TABLE OF CONTENTS:

Komatsu Wheel Loader WA470-3 Shop Manual SMEW4700M0 – PDF DOWNLOAD

WHEEL LOADER
SERIAL NUMBERS WA470-25001 AND UP

COVER 1
CONTENTS 2
SAFETY 3
FOREWORD 5
01 GENERAL 14
GENERAL ASSEMBLY DRAWING 15
SPECIFICATIONS 16
WEIGHT TABLE 19
LIST OF LUBRICANT AND WATER 21
10 STRUCTURE AND FUNCTION 23
POWER TRAIN 25
POWER TRAIN SYSTEM 26
TORQUE CONVERTER,TRANSMISSION PIPING 28
TRANSMISSION HYDRAULIC SYSTEM DIAGRAM 30
TRANSMISSION HYDRAULIC CIRCUIT DIAGRAM 31
TORQUE CONVERTER 32
TORQUE CONVERTER OIL FILTER 35
TRANSMISSION 36
TRANSMISSION CONTROL VALVE 47
TRANSMISSION SOLENOID VALVE 68
PILOT OIL FILTER 69
DRIVER SHAFT 70
AXLE 71
DIFFERENTIAL 73
FINAL DRIVE 77
AXLE MOUNT,CENTER HINGE PIN 78
STEERING PIPING 79
STEERING COLUMN 80
STEERING VALVE 81
ORBIT-ROLL VALVE 95
STOP VALVE 99
BRAKE PIPING100
BRAKE CIRCUIT DIAGRAM102
BRAKE VALVE103
CHARGE VALVE107
ACCUMULATOR(FOR BRAKE)111
SLACK ADJUSTER112
BRAKE115
PARKING BRAKE CONTROL117
PARKING BRAKE118
PARKING BRAKE SOLENOID VALVE119
PARKING BRAKE VALVE120
HYDRAULIC PIPING121
WORK EQUIPMENT HYDRAULIC DIAGRAM122
WORK EQUIPMENT HYDRAULIC CIRCUIT DIAGRAM124
WORK EQUIPMENT LEVER LINKAGE126
HYDRAULIC TANK127
PPC VALVE129
PPC RELIEF VALVE134
ACCUMULATOR(FOR PPC VALVE)135
MAIN CONTROL VALVE136
WORK EQUIPMENT LINKAGE148
BUCKET150
BUCKET POSITIONER AND BOOM KICK-OUT151
CAB157
AIR CONDITIONER158
SENSORS159
ENGINE STARTING CIRCUIT163
ENGINE STOP CIRCUIT164
PREHEATING CIRCUIT165
ELECTRIC TRANSMISSION CONTROL166
KICK-DOWN,HOLD SWITCH169
KICK-DOWN ELECTRIC CIRCUIT DIAGRAM170
TRANSMISSION CUT-OFF SWITCH174
未标题175
20 TESTING AND ADJUSTING177
STANDARD VALUE TABLE FOR ENGINE178
STANDARD VALUE TABLE FOR CHASSIS179
STANDARD VALUE TABLE FOR ELECTRICAL PARTS182
TOOLS FOR TESTING,ADJUSTING AND TROUBLESHOOTING185
MEASURING ENGINE SPEED186
MEASURING INTAKE AIR PRESSURE(BOOST PRESSURE)187
ADJUSTING VALVE CLEARANCE188
MEASURING EXHAUST COLOR189
MEASURING EXHAUST GAS TEMPERATURE190
MEASURING BLOW-BY PRESSURE191
MEASURING COMPRESSION PRESSURE192
MEASURING ENGINE OIL PRESSURE193
TESTING AND ADJUSTING FUEL INJECTION TIMING194
METHOD FOR ADJUSTING ENGINE STOP MOTOR CABLE196
TESTING AND ADJUSTING FAN BELT TENSION198
MEASURING ACCELERATOR PEDAL199
MEASURING OPERATING FORCE,TRAVEL OF SPEED LEVER201
MEASURING STALL SPEED202
MEASURING TORQUE CONVERTER,TRANSMISSION,PARKING BRAKE OIL PRESSURE204
METHOD OF OPERATING EMERGENCY MANUAL SPOOL206
MEASURING CLEARANCE BETWEEN TIRE AND WHEEL208
TESTING AND ADJUSTING STEERING WHEEL209
TESTING AND ADJUSTING STEERING CONTROL212
MEASURING STEERING OIL PRESSURE213
MEASURING OPERATING FORCE,TRAVEL OF BRAKE PEDAL215
TESTING BRAKE OIL PRESSURE216
MEASURING BRAKE PERFORMANCE217
MEASURING BRAKE DISC WEAR218
BLEEDING AIR FROM BRAKE SYSTEM219
MEASURING PARKING BRAKE PERFORMANCE220
MANUAL RELEASE METHOD FOR PARKING BRAKE221
TESTING WEAR OF PARKING BRAKE DISC222
MEASURING WORK EQUIPMENT CONTROL LEVER223
MEASURING WORK EQUIPMNT HYDRAULIC PRESSURE225
MEASURING WORK EQUIPMENT HYDRAULIC PRESSURE225
MEASURING WORK EQUIPMENT229
TESTING AND ADJUSTING BUCKET POSITIONER231
TESTING AND ADJUSTING BOOM KICK-OUT232
TROUBLESHOOTING235
POINTS TO REMEMBER WHEN TROUBLESHOOTING236
SEQUENCE OF EVENTS IN TROUBLESHOOTING237
PRECAUTIONS WHEN CARRYING OUT MAINTENACE238
HANDLING CONNECTORS245
CHECKS BEFORE TROUBLESHOOTING246
CONNECTOR TYPES AND MOUNTING LOCATIONS247
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS252
TROUBLESHOOTING OF ENGINE SYSTEM(S MODE)259
S-1 STARTING PERFORMANCE IS POOR260
S-2 ENGINE DOES NOT START261
S-3 ENGINE DOES NOT PICK UP SMOOTHLY264
S-4 ENGINE STOPS DURING OPERATIONS265
S-5 ENGINE DOSE NOT ROTATE SMOOTHLY266
S-6 ENGINE LACKS OUTPUT267
S-7 EXHAUST GAS IS BLACK268
S-8 OIL CONSUMPTION IS EXCESSIVE269
S-9 OIL BECOMES CONTAMINATED QUICKLY270
S-10 FUEL CONSUMPTION IS EXCESSIVE271
S-11 OIL IS IN COOLING WATER,OR WATER SPURTS BACK,OR WATER LEVEL GOES DOWN272
S-12 OIL PRESSURE LAMP LIGHTS UP273
S-13 OIL LEVEL RISES274
S-14 WATER TEMPERATURE BECOMES TOO HIGHT275
S-15 ABNORMAL NOISE IS MADE276
S-16 VIBRATION IS EXCESSIVE277
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM(CHASSIS RELATED)(T MODE)278
POWER TRAIN279
STEERING SYSTEM286
BRAKE SYSTEM289
WORK EQUIPMENT292
TROUBLESHOOTING OF ELECTRICAL SYSTEM(E MODE)301
E-1 ENGINE DOES NOT START302
E-2 ENGINE DOES NOT STOP308
E-3 ENGINE STOP WHEN MACHINE IS TRAVELING308
E-4 PARKING BRAKE DOES NOT WORK309
E-5 PARKING BRAKE IS APPLIED WHEN MACHINE IS TRAVELING310
E-6 PARKING BRAKE IS RELESED WHEN STARTING AWITCH IS TURNED ON312
E-7 TRANSMISSION DOES NOT CHANGE TO NEUTRAL WHEN PARKING BRAKE IS APPLIED312
E-8 TRANSMISSION DOES NOT WORK NORMALLY313
E-9 KICK-DOWN SWITCH DOES NOT WORK333
E-10 KICK-DOWN WORKS ONLY WHEN KICK-DOWN SWITCH IS ON335
E-11 KICK-DOWN OPERATION CANNOT BE CONCELED335
E-12 KICK-DOWN SWITCH IS ACTUATED BY MISTAKE WHEN TRAVELING IN 2ND338
30 DISASSEMBLY AND ASSEMBLY339
METHOD OF USING MANUAL341
PRECATIONS WHEN CARRYING OUT OPERATION342
COMMON TOOL LIST344
STARTING MOTOR345
ALTERNATOR346
ENGINE OIL COOLER347
FUEL INJECTION PUMP348
WATER PUMP350
TURBOCHARGER351
NOZZLE HOLDER352
THERMOSTAT353
CYLINDER HEAD354
RADIATOR360
ENGINE363
TORQUE CONVERTER,TRANSMISSION ASSEMBLY369
TORQUE CONVERTER378
TRANSMISSION383
TRANSMISSION CLUTCH PARK394
PARKING BRAKE415
TRANSMISSION CONTROL VALE420
TRANSMISSION ACCUMULATOR VALVE434
DRIVE SHAFT436
FRONT AXLE440
REAR AXLE443
FRONT DIFFERENTIAL448
REAR DIFFERNTIAL453
DIFFERENTIAL458
FINAL DRIVE469
CENTER HINGE PIN476
STEERING VALVE491
STEERING DEMAND VALVE503
STEERING,SWITCH PUMP511
STEERING CYLINDER515
BRAKE VALVE517
RIGHT BRAKE VALVE519
SLACK ADJUSTER521
BRAKE525
PARKING BRAKE DISC539
HYDRAULIC TANK542
WORK EQUIPMENT,PPC PUMP545
PPC VALVE551
MAIN CONTROL VALVE553
BUCKET CYLINDER560
BOOM CYLINDER562
HYDRAULIC CYLINDER567
WORK EQUIPMENT570
COUNTERWEIGHT575
FUEL TANK576
CAB FLOOR FRAME578
CAB,FLOOR FRAME ASSEMBLY581
CAB582
GUAGE PANEL584
AIR CONDITIONER UNIT585
AIR CONDITIONER CONDENSER590
RECEIVER593
AIR CONDITIONER CONDESER COMPRESSOR595
40 MAINTENANCE STANDARD596
ENGINE MOUNT,TRANSMISSION MOUNT597
TORQUE CONVERTER598
TRANSMISSION599
TRANSMISSION CONTROL VALVE606
DRIVE SHAFT610
DIFFERENTIAL611
FINAL DRIVE613
AXLE MOUNT614
STEERING COLUMN615
STEERING VALVE616
STEERING CLINDER MOUNT617
SLACK ADJUSTER618
BRAKE VALVE619
BRAKE621
PARKING BRAKE623
TORQUE CONVERTER,TRANSMISSION PUMP624
STEERING,SWITCH PUMP625
HYDRAULIC,PPC PUMP626
PPC VALVE627
CUT-OFF VALVE628
MAIN CONTROL VALVE629
BOOM CYLINDER633
BUCKET CYLINDER634
CENTER HINGE PIN635
WORK EQUIPMENT LINKAGE637
BUCKET639
BUCKET POSITIONER AND BOOM KICK-OUT640
90 ELECTRIC CIRCUIT DIAGRAM641

IMAGES PREVIEW OF THE MANUAL:

S.M 25/12/24