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KOMATSU WA270-8 WHEEL LOADER SHOP MANUAL VENBM31500 – PDF DOWNLOAD
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KOMATSU WA270-8 WHEEL LOADER SHOP MANUAL VENBM31500 – PDF DOWNLOAD
FILE DETAILS:
KOMATSU WA270-8 WHEEL LOADER SHOP MANUAL VENBM31500 – PDF DOWNLOAD
Language : English
Pages : 3306
Downloadable : Yes
File Type : PDF
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TABLE OF CONTENTS:
KOMATSU WA270-8 WHEEL LOADER SHOP MANUAL VENBM31500 – PDF DOWNLOAD
VENBM31500.................................................................................................................................................... 1 00 INDEX AND FOREWORD........................................................................................................................................ 3 INDEX.................................................................................................................................................... 4 ABBREVIATION LIST........................................................................................................................................ 23 FOREWORD, SAFETY, BASIC INFORMATION...................................................................................................................... 29 HOW TO READ THE SHOP MANUAL.......................................................................................................................... 29 SAFETY NOTICE FOR OPERATION.......................................................................................................................... 31 PRECAUTIONS TO PREVENT FIRE.......................................................................................................................... 39 ACTIONS IF FIRE OCCURS............................................................................................................................... 41 PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS......................................................................................................... 42 ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS........................................................................................................ 43 PRECAUTIONS FOR DEF.................................................................................................................................. 44 GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING................................................................................................... 44 PRECAUTIONS FOR ADDING........................................................................................................................... 44 PRECAUTIONS FOR STORING.......................................................................................................................... 44 PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE.......................................................................................................... 44 THE OTHER PRECAUTIONS............................................................................................................................ 44 STORE AdBlue/DEF..................................................................................................................................... 45 PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT......................................................................................................... 46 PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS.............................................................................................. 49 PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT........................................................................................................ 56 PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT....................................................................................................... 58 PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT..................................................................................................... 59 PRACTICAL USE OF KOMTRAX............................................................................................................................. 60 DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER........................................................................................................ 61 METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER............................................................................ 61 METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER............................................................................ 62 METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER............................................................................ 63 PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS........................................................................................... 65 METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR............................................................................................ 69 METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR.................................................................................... 70 METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL.................................................................................. 72 METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH.................................................................................. 73 METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE............................................................................. 75 HOW TO READ ELECTRICAL WIRE CODE..................................................................................................................... 76 EXPLANATION OF TERMS FOR MAINTENANCE STANDARD........................................................................................................ 80 STANDARD TIGHTENING TORQUE TABLE..................................................................................................................... 83 CONVERSION TABLE..................................................................................................................................... 90 01 SPECIFICATIONS............................................................................................................................................ 95 CONTENTS................................................................................................................................................. 96 ABBREVIATION LIST........................................................................................................................................ 97 SPECIFICATIONS........................................................................................................................................... 103 SPECIFICATION DRAWING................................................................................................................................ 103 SPECIFICATION DRAWING: WA270-8................................................................................................................... 103 SPECIFICATIONS....................................................................................................................................... 105 SPECIFICATIONS: WA270-8.......................................................................................................................... 105 WEIGHT TABLE......................................................................................................................................... 110 WEIGHT TABLE: WA270-8............................................................................................................................ 110 TABLE OF FUEL, COOLANT, AND LUBRICANTS............................................................................................................... 112 10 STRUCTURE AND FUNCTION.................................................................................................................................... 115 CONTENTS................................................................................................................................................. 116 ABBREVIATION LIST........................................................................................................................................ 120 UREA SCR SYSTEM.......................................................................................................................................... 126 LAYOUT DRAWING OF UREA SCR SYSTEM.................................................................................................................... 126 UREA SCR SYSTEM DIAGRAM.............................................................................................................................. 128 FUNCTION OF UREA SCR SYSTEM.......................................................................................................................... 129 FUNCTION OF AdBlue/DEF SYSTEM.................................................................................................................... 129 INDUCEMENT STRATEGY.............................................................................................................................. 132 COMPONENT PARTS OF UREA SCR SYSTEM................................................................................................................... 146 AdBlue/DEF MIXING TUBE........................................................................................................................... 146 SCR ASSEMBLY..................................................................................................................................... 147 AdBlue/DEF TANK.................................................................................................................................. 149 AdBlue/DEF PUMP.................................................................................................................................. 151 AdBlue/DEF INJECTOR.............................................................................................................................. 152 AdBlue/DEF HOSE.................................................................................................................................. 153 AdBlue/DEF TANK HEATING VALVE.................................................................................................................... 154 BOOT-UP SYSTEM........................................................................................................................................... 155 LAYOUT DRAWING OF BOOT-UP SYSTEM..................................................................................................................... 155 SYSTEM OPERATING LAMP SYSTEM......................................................................................................................... 157 SYSTEM OPERATING LAMP SYSTEM DIAGRAM............................................................................................................. 157 FUNCTION OF SYSTEM OPERATING LAMP SYSTEM (MACHINE WITH KOMTRAX TERMINAL)......................................................................... 157 BATTERY DISCONNECT SWITCH............................................................................................................................ 158 FUNCTION OF BATTERY DISCONNECT SWITCH............................................................................................................ 158 PREHEATING SYSTEM.................................................................................................................................... 159 PREHEATING SYSTEM DIAGRAM........................................................................................................................ 159 FUNCTION OF AUTOMATIC PREHEATING SYSTEM.......................................................................................................... 159 OPERATION OF AUTOMATIC PREHEATING SYSTEM......................................................................................................... 159 FUNCTION OF MANUAL PREHEATING SYSTEM............................................................................................................. 160 OPERATION OF MANUAL PREHEATING SYSTEM............................................................................................................ 160 ENGINE SYSTEM............................................................................................................................................ 161 LAYOUT DRAWING OF ENGINE SYSTEM...................................................................................................................... 161 FUNCTION OF ENGINE SYSTEM........................................................................................................................ 162 ENGINE CONTROL SYSTEM................................................................................................................................ 163 ENGINE CONTROL SYSTEM DIAGRAM.................................................................................................................... 163 FUNCTION OF ENGINE CONTROL SYSTEM................................................................................................................ 165 OPERATION OF ENGINE CONTROL SYSTEM............................................................................................................... 168 AUTOMATIC IDLE STOP SYSTEM........................................................................................................................... 170 FUNCTION OF AUTOMATIC IDLE STOP SYSTEM........................................................................................................... 170 COMPONENT PARTS OF ENGINE SYSTEM..................................................................................................................... 171 DAMPER........................................................................................................................................... 171 VGT.............................................................................................................................................. 172 EGR SYSTEM....................................................................................................................................... 176 EGR VALVE........................................................................................................................................ 178 EGR COOLER....................................................................................................................................... 180 KCCV SYSTEM...................................................................................................................................... 182 KCCV VENTILATOR.................................................................................................................................. 184 KDPF............................................................................................................................................. 186 COOLING SYSTEM........................................................................................................................................... 190 LAYOUT DRAWING OF COOLING SYSTEM..................................................................................................................... 190 SPECIFICATIONS OF COOLING SYSTEM................................................................................................................. 191 COOLING FAN CONTROL SYSTEM........................................................................................................................... 192 COOLING FAN CONTROL SYSTEM DIAGRAM............................................................................................................... 192 FUNCTION OF COOLING FAN CONTROL SYSTEM........................................................................................................... 192 COMPONENT PARTS OF COOLING SYSTEM.................................................................................................................... 197 COOLING FAN MOTOR................................................................................................................................ 197 CONTROL SYSTEM........................................................................................................................................... 210 LAYOUT DRAWING OF CONTROL SYSTEM..................................................................................................................... 210 MACHINE MONITOR SYSTEM............................................................................................................................... 212 MACHINE MONITOR SYSTEM DIAGRAM................................................................................................................... 212 FUNCTION OF MACHINE MONITOR SYSTEM............................................................................................................... 212 REARVIEW MONITOR SYSTEM.............................................................................................................................. 214 REARVIEW MONITOR SYSTEM DIAGRAM.................................................................................................................. 214 FUNCTION OF REARVIEW MONITOR SYSTEM.............................................................................................................. 214 KOMTRAX SYSTEM....................................................................................................................................... 215 KOMTRAX SYSTEM DIAGRAM (MACHINE WITH KOMTRAX TERMINAL)........................................................................................... 215 FUNCTION OF KOMTRAX SYSTEM (MACHINE WITH KOMTRAX TERMINAL)....................................................................................... 215 COMPONENT PARTS OF CONTROL SYSTEM.................................................................................................................... 216 MACHINE MONITOR.................................................................................................................................. 216 SWITCH PANEL..................................................................................................................................... 233 REARVIEW MONITOR................................................................................................................................. 234 REARVIEW CAMERA.................................................................................................................................. 236 KOMTRAX TERMINAL................................................................................................................................. 237 MONITOR CONTROLLER............................................................................................................................... 239 HST CONTROLLER................................................................................................................................... 244 CAN TERMINATING RESISTOR......................................................................................................................... 249 ENGINE CONTROLLER................................................................................................................................ 250 ACCELERATOR PEDAL................................................................................................................................ 257 HYDRAULIC SYSTEM......................................................................................................................................... 259 LAYOUT DRAWING OF HYDRAULIC SYSTEM................................................................................................................... 259 CLSS................................................................................................................................................. 260 STRUCTURE OF CLSS................................................................................................................................ 260 FUNCTION OF CLSS................................................................................................................................. 261 COMPONENT PARTS OF HYDRAULIC SYSTEM.................................................................................................................. 263 HYDRAULIC TANK................................................................................................................................... 263 HYDRAULIC OIL FILTER............................................................................................................................. 266 STEERING AND WORK EQUIPMENT PUMP................................................................................................................. 267 BRAKE AND COOLING FAN PUMP AND TRANSFER LUBRICATION PUMP......................................................................................... 280 CONTROL VALVE.................................................................................................................................... 281 POWER TRAIN SYSTEM....................................................................................................................................... 311 LAYOUT DRAWING OF POWER TRAIN SYSTEM................................................................................................................. 311 OPERATION OF POWER TRAIN SYSTEM...................................................................................................................... 313 DIRECTIONAL SELECTOR SWITCH CONTROL FUNCTION......................................................................................................... 314 HST CONTROL SYSTEM................................................................................................................................... 316 HST CONTROL SYSTEM DIAGRAM....................................................................................................................... 316 ENGINE OVERRUN PREVENTION FUNCTION............................................................................................................... 317 NEUTRALIZER FUNCTION............................................................................................................................. 317 HST CHARGE SYSTEM.................................................................................................................................... 318 SYSTEM DIAGRAM OF HST CHARGE SYSTEM.............................................................................................................. 318 FUNCTION OF HST CHARGE SYSTEM.................................................................................................................... 318 HST PUMP CONTROL SYSTEM.............................................................................................................................. 319 SYSTEM DIAGRAM OF HST PUMP CONTROL SYSTEM........................................................................................................ 319 DIRECTIONAL SELECTION FUNCTION................................................................................................................... 319 ABSORBING TORQUE CONTROL FUNCTION................................................................................................................ 320 INCHING CONTROL FUNCTION......................................................................................................................... 320 TRAVEL SPEED ADJUSTMENT FUNCTION (AT LOW SPEED).................................................................................................. 320 HST CONTROLLER GEAR SHIFT CONTROL FUNCTION........................................................................................................... 321 GEAR SHIFT FUNCTION.............................................................................................................................. 321 GEAR SHIFT DISPLAY FUNCTION...................................................................................................................... 323 TRAVEL SPEED ADJUSTMENT FUNCTION................................................................................................................. 323 TRANSFER CLUTCH CONTROL FUNCTION..................................................................................................................... 324 HST SYSTEM PROTECTION FUNCTION....................................................................................................................... 325 TRANSFER PROTECTION FUNCTION..................................................................................................................... 325 DIRECTION PROTECTION FUNCTION.................................................................................................................... 325 HST MOTOR 1 OVERRUN PREVENTION FUNCTION 1........................................................................................................ 325 HST MOTOR 1 OVERRUN PREVENTION FUNCTION 2........................................................................................................ 326 TRAVEL SPEED LIMITATION FUNCTION................................................................................................................. 327 MAXIMUM SPEED LOW FUEL CONSUMPTION CONTROL........................................................................................................... 328 FUNCTION OF MAXIMUM SPEED LOW FUEL CONSUMPTION CONTROL........................................................................................... 328 KOMATSU TRACTION CONTROL SYSTEM (KTCS)............................................................................................................... 331 KOMATSU TRACTION CONTROL SYSTEM (KTCS) DIAGRAM................................................................................................... 331 FUNCTION OF KOMATSU TRACTION CONTROL SYSTEM (KTCS)............................................................................................... 331 COMPONENT PARTS OF POWER TRAIN SYSTEM................................................................................................................ 336 DRIVE SHAFT...................................................................................................................................... 336 HST PUMP......................................................................................................................................... 338 HST CHARGE PUMP.................................................................................................................................. 351 HST MOTOR........................................................................................................................................ 353 TRANSFER......................................................................................................................................... 359 AXLE............................................................................................................................................. 367 TORQUE PROPORTIONING DIFFERENTIAL................................................................................................................ 369 LIMITED SLIP DIFFERENTIAL........................................................................................................................ 373 FINAL DRIVE...................................................................................................................................... 377 COMBINATION SWITCH............................................................................................................................... 379 WORK EQUIPMENT SYSTEM.................................................................................................................................... 383 LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM.............................................................................................................. 383 WORK EQUIPMENT CONTROL SYSTEM........................................................................................................................ 385 WORK EQUIPMENT LEVER OPERATION FUNCTION.......................................................................................................... 385 PZ AUTO TILT-IN COMPENSATION CONTROL FUNCTION.................................................................................................... 385 WORK EQUIPMENT LOCK SYSTEM........................................................................................................................... 386 WORK EQUIPMENT LOCK SYSTEM DIAGRAM............................................................................................................... 386 FUNCTION OF WORK EQUIPMENT LOCK SYSTEM........................................................................................................... 386 BUCKET POSITIONER SYSTEM............................................................................................................................. 388 BUCKET POSITIONER SYSTEM DIAGRAM................................................................................................................. 388 FUNCTION OF BUCKET POSITIONER SYSTEM............................................................................................................. 388 OPERATION OF BUCKET POSITIONER SYSTEM............................................................................................................ 390 FORK POSITIONER SYSTEM............................................................................................................................... 392 FORK POSITIONER SYSTEM DIAGRAM................................................................................................................... 392 FUNCTION OF FORK POSITIONER SYSTEM............................................................................................................... 392 OPERATION OF FORK POSITIONER SYSTEM.............................................................................................................. 393 REMOTE POSITIONER SYSTEM............................................................................................................................. 396 REMOTE BOOM POSITIONER SYSTEM DIAGRAM............................................................................................................ 396 FUNCTION OF REMOTE BOOM POSITIONER SYSTEM........................................................................................................ 396 ECSS................................................................................................................................................. 399 ECSS DIAGRAM..................................................................................................................................... 399 FUNCTION OF ECSS................................................................................................................................. 399 OPERATION OF ECSS................................................................................................................................ 399 COMPONENT PARTS OF WORK EQUIPMENT SYSTEM............................................................................................................. 401 SELF-PRESSURE REDUCING VALVE..................................................................................................................... 401 WORK EQUIPMENT LOCK SOLENOID VALVE............................................................................................................... 406 PILOT CIRCUIT ACCUMULATOR........................................................................................................................ 407 ECSS CIRCUIT ACCUMULATOR......................................................................................................................... 408 MULTIFUNCTION MONO-LEVER......................................................................................................................... 409 MULTIFUNCTION MONO-LEVER PPC VALVE............................................................................................................... 411 STEERING SYSTEM.......................................................................................................................................... 416 LAYOUT DRAWING OF STEERING SYSTEM.................................................................................................................... 416 STEERING COLUMN...................................................................................................................................... 417 STRUCTURE OF STEERING COLUMN..................................................................................................................... 417 COMPONENT PARTS OF STEERING SYSTEM................................................................................................................... 418 PRIORITY VALVE................................................................................................................................... 418 ORBITROL VALVE................................................................................................................................... 421 CUSHION VALVE.................................................................................................................................... 426 2-WAY RESTRICTOR VALVE........................................................................................................................... 428 SECONDARY STEERING VALVE......................................................................................................................... 429 BRAKE SYSTEM............................................................................................................................................. 432 LAYOUT DRAWING OF BRAKE SYSTEM....................................................................................................................... 432 PARKING BRAKE CONTROL SYSTEM......................................................................................................................... 434 PARKING BRAKE CONTROL SYSTEM DIAGRAM............................................................................................................. 434 OPERATION OF PARKING BRAKE CONTROL SYSTEM........................................................................................................ 434 COMPONENT PARTS OF BRAKE SYSTEM...................................................................................................................... 438 BRAKE CIRCUIT ACCUMULATOR CHARGE VALVE........................................................................................................... 438 PARKING BRAKE SOLENOID VALVE..................................................................................................................... 442 BRAKE CIRCUIT ACCUMULATOR........................................................................................................................ 444 BRAKE VALVE...................................................................................................................................... 446 SLACK ADJUSTER................................................................................................................................... 449 BRAKE............................................................................................................................................ 451 PARKING BRAKE.................................................................................................................................... 454 AUTO-GREASING SYSTEM..................................................................................................................................... 456 LAYOUT DRAWING OF AUTO-GREASING SYSTEM............................................................................................................... 456 SPECIFICATIONS OF AUTO-GREASING SYSTEM............................................................................................................... 457 FUNCTION OF AUTO-GREASING SYSTEM..................................................................................................................... 458 COMPONENT PARTS OF AUTO-GREASING SYSTEM.............................................................................................................. 459 AUTO-GREASING PUMP............................................................................................................................... 459 UNDERCARRIAGE AND FRAME.................................................................................................................................. 460 FRAME, AXLE MOUNT AND CENTER HINGE PIN............................................................................................................... 460 STRUCTURE OF FRAME, AXLE MOUNT AND CENTER HINGE PIN.............................................................................................. 460 FUNCTION OF FRAME, AXLE MOUNT AND CENTER HINGE PIN............................................................................................... 461 TIRE................................................................................................................................................. 463 FEATURES OF RADIAL TIRE WHEN COMPARED WITH BIAS TIRE............................................................................................. 463 STRUCTURE OF RADIAL TIRE......................................................................................................................... 463 FUNCTION OF RADIAL TIRE.......................................................................................................................... 464 STRUCTURE OF BIAS TIRE........................................................................................................................... 464 FUNCTION OF BIAS TIRE............................................................................................................................ 464 WORK EQUIPMENT........................................................................................................................................... 465 STRUCTURE OF WORK EQUIPMENT.......................................................................................................................... 465 STRUCTURE OF BUCKET.................................................................................................................................. 466 CAB AND ITS ATTACHMENTS.................................................................................................................................. 467 ROPS CAB............................................................................................................................................. 467 STRUCTURE OF ROPS CAB............................................................................................................................ 467 FUNCTION OF ROPS CAB............................................................................................................................. 467 CAB MOUNT............................................................................................................................................ 468 STRUCTURE OF CAB MOUNT........................................................................................................................... 468 FUNCTION OF CAB MOUNT............................................................................................................................ 468 20 STANDARD VALUE TABLE...................................................................................................................................... 469 CONTENTS................................................................................................................................................. 470 ABBREVIATION LIST........................................................................................................................................ 471 STANDARD VALUE TABLE FOR ENGINE.......................................................................................................................... 477 STANDARD VALUE TABLE FOR ENGINE: WA270-8............................................................................................................. 477 STANDARD VALUE TABLE FOR MACHINE......................................................................................................................... 482 STANDARD VALUE TABLE FOR MACHINE: WA270-8............................................................................................................ 482 MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE.............................................................................................. 496 30 TESTING AND ADJUSTING..................................................................................................................................... 499 CONTENTS................................................................................................................................................. 500 ABBREVIATION LIST........................................................................................................................................ 504 RELATED INFORMATION ON TESTING AND ADJUSTING............................................................................................................. 510 TOOLS FOR TESTING AND ADJUSTING...................................................................................................................... 510 SKETCH OF TOOLS FOR TESTING AND ADJUSTING............................................................................................................ 519 ENGINE AND COOLING SYSTEM................................................................................................................................ 520 TEST ENGINE SPEED.................................................................................................................................... 520 METHOD FOR TESTING ENGINE SPEED.................................................................................................................. 520 TEST BOOST PRESSURE.................................................................................................................................. 523 METHOD FOR TESTING BOOST PRESSURE ON MACHINE MONITOR............................................................................................. 523 METHOD FOR TESTING BOOST PRESSURE BY TESTING TOOL................................................................................................ 524 TESTING EXHAUST GAS TEMPERATURE...................................................................................................................... 526 METHOD FOR TESTING EXHAUST GAS TEMPERATURE....................................................................................................... 526 TEST EXHAUST GAS COLOR............................................................................................................................... 528 METHOD FOR TESTING EXHAUST GAS COLOR BY HANDY SMOKE CHECKER...................................................................................... 528 METHOD FOR TESTING EXHAUST GAS COLOR BY SMOKE METER.............................................................................................. 530 TEST AND ADJUST VALVE CLEARANCE...................................................................................................................... 532 METHOD FOR TESTING VALVE CLEARANCE............................................................................................................... 532 METHOD FOR ADJUSTING VALVE CLEARANCE............................................................................................................. 533 TEST COMPRESSION PRESSURE............................................................................................................................ 534 METHOD FOR TESTING COMPRESSION PRESSURE.......................................................................................................... 534 TEST BLOWBY PRESSURE................................................................................................................................. 539 METHOD FOR TESTING BLOWBY PRESSURE............................................................................................................... 539 TEST ENGINE OIL PRESSURE............................................................................................................................. 542 METHOD FOR TESTING ENGINE OIL PRESSURE........................................................................................................... 542 TEST EGR VALVE AND VGT OIL PRESSURE.................................................................................................................. 544 METHOD FOR TESTING EGR VALVE AND VGT OIL PRESSURE................................................................................................ 544 TEST FUEL PRESSURE................................................................................................................................... 546 METHOD FOR TESTING FUEL PRESSURE................................................................................................................. 547 TEST FUEL DISCHARGE, RETURN AND LEAKAGE.............................................................................................................. 552 METHOD FOR TESTING FUEL DISCHARGE, RETURN AND LEAKAGE............................................................................................ 553 BLEED AIR FROM FUEL SYSTEM........................................................................................................................... 559 METHOD FOR BLEEDING AIR FROM FUEL SYSTEM......................................................................................................... 559 TEST FUEL CIRCUIT FOR LEAKAGE........................................................................................................................ 561 METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE...................................................................................................... 561 HANDLE CYLINDER CUT-OUT MODE OPERATION............................................................................................................... 563 HANDLE NO-INJECTION CRANKING OPERATION............................................................................................................... 564 TEST KDPF, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE............................................................................................ 565 METHOD FOR TESTING KDPF, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE.......................................................................... 565 TEST INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS............................................................................................. 566 METHOD FOR TESTING INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS........................................................................... 566 TEST ENGINE PIPING FOR DAMAGE AND LOOSENESS.......................................................................................................... 567 METHOD FOR TESTING ENGINE PIPING FOR DAMAGE AND LOOSENESS........................................................................................ 567 TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION.............................................................................................. 568 METHOD FOR CHECKING AIR CONDITIONER COMPRESSOR BELT.............................................................................................. 568 METHOD FOR ADJUSTING AIR CONDITIONER COMPRESSOR BELT............................................................................................. 568 TEST ALTERNATOR BELT................................................................................................................................. 570 METHOD FOR TESTING ALTERNATOR BELT............................................................................................................... 570 TEST AUTOMATIC TENSIONER............................................................................................................................. 572 METHOD FOR TESTING AUTOMATIC TENSIONER........................................................................................................... 572 WRITE ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER....................................................................................... 575 METHOD FOR WRITING ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER...................................................................... 575 TEST SCR RELATED FUNCTIONS........................................................................................................................... 576 TEST AdBlue/DEF PUMP RAISED PRESSURE............................................................................................................. 580 TEST INJECTION AMOUNT FROM AdBlue/DEF INJECTOR................................................................................................... 583 TEST AdBlue/DEF LINE HEATER RELAY 1.............................................................................................................. 589 TEST AdBlue/DEF LINE HEATER RELAY 2.............................................................................................................. 593 TEST AdBlue/DEF PUMP HEATER RELAY................................................................................................................ 597 TEST AdBlue/DEF TANK HEATER VALVE................................................................................................................ 601 TEST SCR NOx REMOVAL EFFICIENCY.................................................................................................................. 605 CLEAN AdBlue/DEF TANK................................................................................................................................ 609 METHOD FOR CLEANING AdBlue/DEF TANK.............................................................................................................. 609 POWER TRAIN.............................................................................................................................................. 613 TEST AND ADJUST HST OIL PRESSURE..................................................................................................................... 613 METHOD FOR TESTING HST OIL PRESSURE.............................................................................................................. 613 METHOD FOR ADJUSTING HST OIL PRESSURE............................................................................................................ 615 TEST THE CONTROL PRESSURE OF TRANSFER CLUTCH......................................................................................................... 617 METHOD FOR TESTING THE CONTROL PRESSURE OF TRANSFER CLUTCH....................................................................................... 617 TEST DRIVE SHAFT FOR LOOSENESS, BACKLASH, AND DAMAGE................................................................................................. 619 METHOD FOR TESTING DRIVE SHAFT FOR LOOSENESS, BACKLASH, AND DAMAGE............................................................................... 619 STEERING SYSTEM.......................................................................................................................................... 620 TEST STEERING WHEEL.................................................................................................................................. 620 METHOD FOR TESTING STEERING WHEEL................................................................................................................ 620 TEST AND ADJUST STEERING CIRCUIT OIL PRESSURE........................................................................................................ 622 METHOD FOR TESTING STEERING CIRCUIT OIL PRESSURE ON MACHINE MONITOR.............................................................................. 622 METHOD FOR TESTING STEERING CIRCUIT OIL PRESSURE BY TESTING TOOL................................................................................. 623 METHOD FOR ADJUSTING STEERING CIRCUIT OIL PRESSURE............................................................................................... 623 BLEED AIR FROM STEERING CYLINDER CIRCUIT............................................................................................................. 625 METHOD FOR BLEEDING AIR FROM STEERING CYLINDER CIRCUIT........................................................................................... 625 BRAKE SYSTEM............................................................................................................................................. 626 RELEASE REMAINING PRESSURE IN BRAKE ACCUMULATOR CIRCUIT.............................................................................................. 626 METHOD FOR RELEASING REMAINING PRESSURE IN BRAKE ACCUMULATOR CIRCUIT............................................................................. 626 TEST WHEEL BRAKE OIL PRESSURE........................................................................................................................ 627 METHOD FOR TESTING WHEEL BRAKE OIL PRESSURE...................................................................................................... 627 TEST AND ADJUST BRAKE ACCUMULATOR CHARGE PRESSURE.................................................................................................... 629 METHOD FOR TESTING BRAKE ACCUMULATOR CHARGE PRESSURE............................................................................................. 629 METHOD FOR ADJUSTING BRAKE ACCUMULATOR CHARGE PRESSURE........................................................................................... 630 BLEED AIR FROM BRAKE CIRCUIT......................................................................................................................... 631 METHOD FOR BLEEDING AIR FROM BRAKE CIRCUIT....................................................................................................... 631 TEST BRAKING PERFORMANCE............................................................................................................................. 632 METHOD FOR TESTING BRAKING PERFORMANCE........................................................................................................... 632 TEST BRAKE PEDAL..................................................................................................................................... 633 METHOD FOR TESTING BRAKE PEDAL................................................................................................................... 633 TEST LOWERING OF WHEEL BRAKE PRESSURE................................................................................................................ 634 METHOD FOR TESTING LOWERING OF WHEEL BRAKE PRESSURE.............................................................................................. 635 TEST WEAR OF WHEEL BRAKE DISC........................................................................................................................ 637 METHOD FOR TESTING WEAR OF WHEEL BRAKE DISC...................................................................................................... 637 TEST PARKING BRAKE OIL PRESSURE...................................................................................................................... 639 METHOD FOR TESTING PARKING BRAKE OIL PRESSURE.................................................................................................... 639 TEST PARKING BRAKE PERFORMANCE....................................................................................................................... 641 METHOD FOR TESTING PARKING BRAKE PERFORMANCE..................................................................................................... 641 RELEASE PARKING BRAKE MANUALLY....................................................................................................................... 642 METHOD FOR RELEASING PARKING BRAKE MANUALLY...................................................................................................... 642 TEST WEAR AMOUNT OF PARKING BRAKE DISC............................................................................................................... 643 METHOD FOR TESTING WEAR AMOUNT OF PARKING BRAKE DISC............................................................................................. 643 HYDRAULIC SYSTEM......................................................................................................................................... 644 RELEASE REMAINING PRESSURE FROM WORK EQUIPMENT CIRCUIT............................................................................................... 644 METHOD FOR RELEASING REMAINING PRESSURE FROM WORK EQUIPMENT CIRCUIT.............................................................................. 644 TEST AND ADJUST WORK EQUIPMENT OIL PRESSURE.......................................................................................................... 646 METHOD FOR TESTING WORK EQUIPMENT OIL PRESSURE................................................................................................... 646 METHOD FOR ADJUSTING WORK EQUIPMENT OIL PRESSURE................................................................................................. 650 TEST AND ADJUST WORK EQUIPMENT PPC OIL PRESSURE...................................................................................................... 652 METHOD FOR TESTING WORK EQUIPMENT PPC OIL PRESSURE............................................................................................... 652 METHOD FOR ADJUSTING WORK EQUIPMENT PPC OIL PRESSURE............................................................................................. 655 BLEED AIR FROM WORK EQUIPMENT CIRCUIT................................................................................................................ 656 METHOD FOR BLEEDING REMAINING PRESSURE FROM WORK EQUIPMENT CIRCUIT............................................................................... 656 TEST COOLING FAN SPEED............................................................................................................................... 658 METHOD FOR TESTING COOLING FAN SPEED............................................................................................................. 658 TEST COOLING FAN CIRCUIT OIL PRESSURE................................................................................................................ 659 METHOD FOR TESTING COOLING FAN CIRCUIT OIL PRESSURE.............................................................................................. 659 BLEED AIR FROM COOLING FAN CIRCUIT................................................................................................................... 662 METHOD FOR BLEEDING AIR FROM COOLING FAN CIRCUIT................................................................................................. 662 TEST ECSS ACCUMULATOR NITROGEN GAS PRESSURE AND CHARGE ACCUMULATOR WITH NITROGEN GAS................................................................. 664 METHOD FOR TESTING ECSS ACCUMULATOR NITROGEN GAS PRESSURE........................................................................................ 664 METHOD FOR CHARGING ECSS ACCUMULATOR WITH NITROGEN GAS........................................................................................... 666 WORK EQUIPMENT........................................................................................................................................... 670 TEST AND ADJUST BUCKET POSITIONER.................................................................................................................... 670 METHOD FOR TESTING BUCKET POSITIONER............................................................................................................. 670 METHOD FOR ADJUSTING BUCKET POSITIONER........................................................................................................... 670 TEST AND ADJUST BOOM POTENTIOMETER LEVER............................................................................................................. 672 METHOD FOR TESTING BOOM POTENTIOMETER LEVER...................................................................................................... 672 METHOD FOR ADJUSTING BOOM POTENTIOMETER LEVER.................................................................................................... 672 CAB AND ITS ATTACHMENTS.................................................................................................................................. 673 TEST DIRECTIONAL LEVER............................................................................................................................... 673 METHOD FOR TESTING DIRECTIONAL LEVER............................................................................................................. 673 TEST MULTIFUNCTION MONO-LEVER........................................................................................................................ 674 METHOD FOR TESTING MULTIFUNCTION MONO-LEVER...................................................................................................... 674 TEST ACCELERATOR PEDAL............................................................................................................................... 676 METHOD FOR TESTING ACCELERATOR PEDAL............................................................................................................. 676 ADJUST RATTLING OPERATOR'S SEAT...................................................................................................................... 678 METHOD FOR ADJUSTING RATTLING OPERATOR'S SEAT.................................................................................................... 678 ELECTRICAL SYSTEM........................................................................................................................................ 679 SET AND ADJUST EACH EQUIPMENT........................................................................................................................ 679 SET AND OPERATE MACHINE MONITOR...................................................................................................................... 683 OPERATOR MODE.................................................................................................................................... 687 DISPLAY FUNCTION OF TECHNICIAN IDENTIFICATION STATUS SCREEN...................................................................................... 687 DISPLAY FUNCTION OF OPERATOR IDENTIFICATION INPUT SCREEN......................................................................................... 687 CHECKING FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY)................................................................................................ 688 CHECKING FUNCTION OF SERVICE METER AND ODOMETER.................................................................................................. 689 METHOD FOR SETTING USAGE LIMITATION AND CHANGING MAINTENANCE PASSWORD............................................................................ 689 SERVICE MODE..................................................................................................................................... 693 METHOD FOR OPERATING SERVICE MODE................................................................................................................ 693 METHOD FOR CHECKING PRE-DEFINED MONITORING INFORMATION........................................................................................... 696 METHOD FOR CHECKING SELF-DEFINE MONITORING INFORMATION........................................................................................... 703 ABNORMALITY RECORD MENU.......................................................................................................................... 715 METHOD FOR CONFIRMING MAINTENANCE RECORD......................................................................................................... 720 METHOD FOR OPERATING MAINTENANCE MODE SETTING.................................................................................................... 723 METHOD FOR OPERATING PHONE NUMBER ENTRY SETTING.................................................................................................. 729 DEFAULT MENU..................................................................................................................................... 730 DIAGNOSTIC TESTS MENU............................................................................................................................ 745 ADJUSTMENT MENU.................................................................................................................................. 757 METHOD FOR PERFORMING NO-INJECTION CRANKING...................................................................................................... 791 KOMTRAX SETTINGS MENU............................................................................................................................ 793 METHOD FOR DISPLAYING SERVICE MESSAGE............................................................................................................ 795 START UP KOMTRAX TERMINAL (MACHINE WITH KOMTRAX TERMINAL)............................................................................................ 797 ADJUST REARVIEW CAMERA ANGLE......................................................................................................................... 801 METHOD FOR ADJUSTING REAR VIEW CAMERA ANGLE...................................................................................................... 801 HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER.......................................................................................................... 803 HANDLE BATTERY DISCONNECT SWITCH..................................................................................................................... 804 TEST DIODES.......................................................................................................................................... 805 METHOD FOR TESTING DIODE USING DIGITAL TESTER.................................................................................................... 805 METHOD FOR TESTING DIODE USING ANALOG TESTER..................................................................................................... 805 AUTO-GREASING DEVICE..................................................................................................................................... 806 BLEED THE AIR OF AUTO-GREASING SYSTEM................................................................................................................ 806 METHOD FOR BLEEDING THE AIR OF AUTO-GREASING SYSTEM.............................................................................................. 806 CHANGING OF LUBRICATION TIME AND LUBRICATION INTERVAL TIMES.......................................................................................... 809 METHOD FOR CHANGING THE LUBRICATION TIME AND LUBRICATION INTERVAL TIMES.......................................................................... 810 Pm CLINIC................................................................................................................................................ 812 Pm CLINIC SERVICE.................................................................................................................................... 812 Pm CLINIC CHECK SHEET: WA270-8................................................................................................................... 814 40 TROUBLESHOOTING........................................................................................................................................... 823 CONTENTS................................................................................................................................................. 824 ABBREVIATION LIST........................................................................................................................................ 835 RELATED INFORMATION ON TROUBLESHOOTING................................................................................................................... 841 GENERAL TROUBLESHOOTING POINTS....................................................................................................................... 841 TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM........................................................................................................... 842 SEQUENCE OF EVENTS IN TROUBLESHOOTING................................................................................................................ 854 CHECKS BEFORE TROUBLESHOOTING........................................................................................................................ 856 INSPECTION PROCEDURE BEFORE TROUBLESHOOTING.......................................................................................................... 858 WALK-AROUND CHECK................................................................................................................................ 858 TESTING IN ACCORDANCE WITH TESTING PROCEDURE......................................................................................................... 860 CHECK FUEL LEVEL AND TYPE........................................................................................................................ 860 FUEL - CHECK FOR FOREIGN MATERIAL................................................................................................................ 860 CHECK AdBule/DEF LEVEL AND TYPE.................................................................................................................. 861 CHECK FUEL PREFILTER............................................................................................................................. 861 CHECK MAIN FILTER................................................................................................................................ 863 OIL PAN - CHECK ENGINE OIL LEVEL AND TYPE........................................................................................................ 864 CHECK COOLANT LEVEL (RESERVOIR TANK)............................................................................................................. 865 CHECK CLOGGING OF AIR CLEANER.................................................................................................................... 866 OUTER ELEMENT - CLEAN............................................................................................................................ 866 REPLACE ELEMENT.................................................................................................................................. 868 CHECK HYDRAULIC OIL LEVEL........................................................................................................................ 870 CHECK HYDRAULIC OIL STRAINER..................................................................................................................... 870 CHECK HYDRAULIC FILTER........................................................................................................................... 873 CHECK THE OIL LEVEL IN THE TRANSFER CASE......................................................................................................... 873 CHECK OIL LEVEL IN FRONT AXLE CASE............................................................................................................... 875 CHECK OIL LEVEL IN REAR AXLE CASE................................................................................................................ 876 BLEED AIR FROM FUEL SYSTEM....................................................................................................................... 876 BLEED AIR FROM HYDRAULIC SYSTEM.................................................................................................................. 876 METHOD FOR CHECKING ELECTRIC EQUIPMENTmethod..................................................................................................... 877 ELECTRICAL SYSTEM TROUBLESHOOTING - PREPARATION...................................................................................................... 882 PROCEDURE FOR TESTING AND TROUBLESHOOTING............................................................................................................ 890 SYMPTOM AND TROUBLESHOOTING NUMBERS.................................................................................................................. 892 INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE....................................................................................................... 896 TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR SYSTEM.................................................................. 898 CONNECTORS LIST AND LAYOUT........................................................................................................................... 901 CONNECTOR CONTACT IDENTIFICATION..................................................................................................................... 921 T-BRANCH BOX AND T-BRANCH ADAPTER TABLE.............................................................................................................. 961 FUSE LOCATION TABLE.................................................................................................................................. 967 PRECAUTIONS FOR CLEANING AND REPLACING KDPF (KCSF and KDOC).......................................................................................... 970 PREPARATION FOR TROUBLESHOOTING OF MACHINE MONITOR................................................................................................... 974 PROCEDURES FOR CREATING HARNESS CHECKER ON MACHINE MONITOR LCD UNIT.................................................................................. 976 PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES [CA1883] AND [CA3135]).......................................................... 982 FAILURE CODES TABLE.................................................................................................................................. 984 TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE)........................................................................................................1003 FAILURE CODE [2F00MA]................................................................................................................................1003 FAILURE CODE [2F00MB]................................................................................................................................1006 FAILURE CODE [2G42ZG]................................................................................................................................1008 FAILURE CODE [2G43ZG]................................................................................................................................1010 FAILURE CODE [6091NX]................................................................................................................................1012 FAILURE CODE [7RHYKA]................................................................................................................................1014 FAILURE CODE [7RHYKB]................................................................................................................................1016 FAILURE CODE [7RHYKY]................................................................................................................................1018 FAILURE CODE [879AKA]................................................................................................................................1020 FAILURE CODE [879AKB]................................................................................................................................1022 FAILURE CODE [879BKA]................................................................................................................................1024 FAILURE CODE [879BKB]................................................................................................................................1026 FAILURE CODE [879CKA]................................................................................................................................1028 FAILURE CODE [879CKB]................................................................................................................................1030 FAILURE CODE [879DKZ]................................................................................................................................1032 FAILURE CODE [879EMC]................................................................................................................................1034 FAILURE CODE [879FMC]................................................................................................................................1035 FAILURE CODE [989FN1]................................................................................................................................1036 FAILURE CODE [989L00]................................................................................................................................1037 FAILURE CODE [989M00]................................................................................................................................1038 FAILURE CODE [989N00]................................................................................................................................1039 FAILURE CODE [A1U0N3]................................................................................................................................1040 FAILURE CODE [A1U0N4]................................................................................................................................1042 FAILURE CODE [AB00KE]................................................................................................................................1044 FAILURE CODE [AB00KY]................................................................................................................................1046 FAILURE CODE [AQ10N3]................................................................................................................................1048 FAILURE CODE [AS00N3]................................................................................................................................1050 FAILURE CODE [AS00R2]................................................................................................................................1052 FAILURE CODE [AS00R3]................................................................................................................................1053 FAILURE CODE [AS00R4]................................................................................................................................1054 FAILURE CODE [AS00R5]................................................................................................................................1055 FAILURE CODE [AS00R6]................................................................................................................................1056 FAILURE CODE [AS00ZK]................................................................................................................................1057 FAILURE CODE [AS10KM]................................................................................................................................1058 FAILURE CODE [AS10NR]................................................................................................................................1059 FAILURE CODE [AS10NT]................................................................................................................................1060 FAILURE CODE [B@BAZG]................................................................................................................................1061 FAILURE CODE [B@BCNS]................................................................................................................................1062 FAILURE CODE [B@BCZK]................................................................................................................................1063 FAILURE CODE [B@C6NS]................................................................................................................................1065 FAILURE CODE [B@CRNS]................................................................................................................................1067 FAILURE CODE [CA115].................................................................................................................................1068 FAILURE CODE [CA122].................................................................................................................................1069 FAILURE CODE [CA123].................................................................................................................................1071 FAILURE CODE [CA131].................................................................................................................................1073 FAILURE CODE [CA132].................................................................................................................................1075 FAILURE CODE [CA144].................................................................................................................................1078 FAILURE CODE [CA145].................................................................................................................................1080 FAILURE CODE [CA153].................................................................................................................................1082 FAILURE CODE [CA154].................................................................................................................................1085 FAILURE CODE [CA187].................................................................................................................................1087 FAILURE CODE [CA221].................................................................................................................................1089 FAILURE CODE [CA222].................................................................................................................................1091 FAILURE CODE [CA227].................................................................................................................................1093 FAILURE CODE [CA234].................................................................................................................................1094 FAILURE CODE [CA238].................................................................................................................................1095 FAILURE CODE [CA239].................................................................................................................................1097 FAILURE CODE [CA249].................................................................................................................................1099 FAILURE CODE [CA256].................................................................................................................................1101 FAILURE CODE [CA271].................................................................................................................................1103 FAILURE CODE [CA272].................................................................................................................................1105 FAILURE CODE [CA322].................................................................................................................................1107 FAILURE CODE [CA323].................................................................................................................................1109 FAILURE CODE [CA324].................................................................................................................................1111 FAILURE CODE [CA325].................................................................................................................................1113 FAILURE CODE [CA331].................................................................................................................................1115 FAILURE CODE [CA332].................................................................................................................................1117 FAILURE CODE [CA343].................................................................................................................................1119 FAILURE CODE [CA351].................................................................................................................................1120 FAILURE CODE [CA352].................................................................................................................................1121 FAILURE CODE [CA356].................................................................................................................................1124 FAILURE CODE [CA357].................................................................................................................................1126 FAILURE CODE [CA386].................................................................................................................................1129 FAILURE CODE [CA428].................................................................................................................................1130 FAILURE CODE [CA429].................................................................................................................................1132 FAILURE CODE [CA431].................................................................................................................................1134 FAILURE CODE [CA432].................................................................................................................................1137 FAILURE CODE [CA435].................................................................................................................................1141 FAILURE CODE [CA441].................................................................................................................................1143 FAILURE CODE [CA442].................................................................................................................................1145 FAILURE CODE [CA449].................................................................................................................................1146 FAILURE CODE [CA451].................................................................................................................................1147 FAILURE CODE [CA452].................................................................................................................................1149 FAILURE CODE [CA488].................................................................................................................................1151 FAILURE CODE [CA515].................................................................................................................................1152 FAILURE CODE [CA516].................................................................................................................................1154 FAILURE CODE [CA553].................................................................................................................................1156 FAILURE CODE [CA555].................................................................................................................................1157 FAILURE CODE [CA556].................................................................................................................................1158 FAILURE CODE [CA559].................................................................................................................................1159 FAILURE CODE [CA595].................................................................................................................................1162 FAILURE CODE [CA687].................................................................................................................................1163 FAILURE CODE [CA689].................................................................................................................................1165 FAILURE CODE [CA691].................................................................................................................................1168 FAILURE CODE [CA692].................................................................................................................................1170 FAILURE CODE [CA697].................................................................................................................................1172 FAILURE CODE [CA698].................................................................................................................................1173 FAILURE CODE [CA731].................................................................................................................................1174 FAILURE CODE [CA778].................................................................................................................................1176 FAILURE CODE [CA1117]................................................................................................................................1181 FAILURE CODE [CA1664]................................................................................................................................1182 FAILURE CODE [CA1669]................................................................................................................................1184 FAILURE CODE [CA1673]................................................................................................................................1185 FAILURE CODE [CA1677]................................................................................................................................1186 FAILURE CODE [CA1678]................................................................................................................................1187 FAILURE CODE [CA1682]................................................................................................................................1188 FAILURE CODE [CA1683]................................................................................................................................1192 FAILURE CODE [CA1684]................................................................................................................................1194 FAILURE CODE [CA1686]................................................................................................................................1196 FAILURE CODE [CA1691]................................................................................................................................1197 FAILURE CODE [CA1694]................................................................................................................................1200 FAILURE CODE [CA1695]................................................................................................................................1203 FAILURE CODE [CA1696]................................................................................................................................1204 FAILURE CODE [CA1712]................................................................................................................................1206 FAILURE CODE [CA1713]................................................................................................................................1209 FAILURE CODE [CA1714]................................................................................................................................1211 FAILURE CODE [CA1715]................................................................................................................................1212 FAILURE CODE [CA1776]................................................................................................................................1213 FAILURE CODE [CA1777]................................................................................................................................1216 FAILURE CODE [CA1843]................................................................................................................................1219 FAILURE CODE [CA1844]................................................................................................................................1221 FAILURE CODE [CA1879]................................................................................................................................1224 FAILURE CODE [CA1881]................................................................................................................................1227 FAILURE CODE [CA1883]................................................................................................................................1229 FAILURE CODE [CA1885]................................................................................................................................1233 FAILURE CODE [CA1887]................................................................................................................................1235 FAILURE CODE [CA1921]................................................................................................................................1237 FAILURE CODE [CA1922]................................................................................................................................1240 FAILURE CODE [CA1942]................................................................................................................................1245 FAILURE CODE [CA1993]................................................................................................................................1246 FAILURE CODE [CA2185]................................................................................................................................1249 FAILURE CODE [CA2186]................................................................................................................................1251 FAILURE CODE [CA2249]................................................................................................................................1253 FAILURE CODE [CA2271]................................................................................................................................1254 FAILURE CODE [CA2272]................................................................................................................................1257 FAILURE CODE [CA2288]................................................................................................................................1260 FAILURE CODE [CA2311]................................................................................................................................1261 FAILURE CODE [CA2349]................................................................................................................................1262 FAILURE CODE [CA2353]................................................................................................................................1265 FAILURE CODE [CA2357]................................................................................................................................1267 FAILURE CODE [CA2381]................................................................................................................................1268 FAILURE CODE [CA2382]................................................................................................................................1271 FAILURE CODE [CA2383]................................................................................................................................1274 FAILURE CODE [CA2386]................................................................................................................................1277 FAILURE CODE [CA2387]................................................................................................................................1279 FAILURE CODE [CA2555]................................................................................................................................1280 FAILURE CODE [CA2556]................................................................................................................................1283 FAILURE CODE [CA2637]................................................................................................................................1285 FAILURE CODE [CA2639]................................................................................................................................1287 FAILURE CODE [CA2771]................................................................................................................................1290 FAILURE CODE [CA2777]................................................................................................................................1296 FAILURE CODE [CA2976]................................................................................................................................1299 FAILURE CODE [CA3133]................................................................................................................................1301 FAILURE CODE [CA3134]................................................................................................................................1304 FAILURE CODE [CA3135]................................................................................................................................1306 FAILURE CODE [CA3142]................................................................................................................................1310 FAILURE CODE [CA3143]................................................................................................................................1311 FAILURE CODE [CA3144]................................................................................................................................1312 FAILURE CODE [CA3146]................................................................................................................................1315 FAILURE CODE [CA3147]................................................................................................................................1316 FAILURE CODE [CA3148]................................................................................................................................1317 FAILURE CODE [CA3151]................................................................................................................................1319 FAILURE CODE [CA3165]................................................................................................................................1325 FAILURE CODE [CA3229]................................................................................................................................1327 FAILURE CODE [CA3231]................................................................................................................................1329 FAILURE CODE [CA3232]................................................................................................................................1331 FAILURE CODE [CA3235]................................................................................................................................1335 FAILURE CODE [CA3239]................................................................................................................................1337 FAILURE CODE [CA3241]................................................................................................................................1340 FAILURE CODE [CA3242]................................................................................................................................1343 FAILURE CODE [CA3251]................................................................................................................................1346 FAILURE CODE [CA3253]................................................................................................................................1348 FAILURE CODE [CA3254]................................................................................................................................1351 FAILURE CODE [CA3255]................................................................................................................................1354 FAILURE CODE [CA3256]................................................................................................................................1358 FAILURE CODE [CA3311]................................................................................................................................1360 FAILURE CODE [CA3312]................................................................................................................................1362 FAILURE CODE [CA3313]................................................................................................................................1365 FAILURE CODE [CA3314]................................................................................................................................1366 FAILURE CODE [CA3315]................................................................................................................................1367 FAILURE CODE [CA3316]................................................................................................................................1370 FAILURE CODE [CA3317]................................................................................................................................1371 FAILURE CODE [CA3318]................................................................................................................................1372 FAILURE CODE [CA3319]................................................................................................................................1375 FAILURE CODE [CA3321]................................................................................................................................1376 FAILURE CODE [CA3322]................................................................................................................................1378 FAILURE CODE [CA3419]................................................................................................................................1381 FAILURE CODE [CA3421]................................................................................................................................1383 FAILURE CODE [CA3497]................................................................................................................................1385 FAILURE CODE [CA3498]................................................................................................................................1386 FAILURE CODE [CA3543]................................................................................................................................1387 FAILURE CODE [CA3545]................................................................................................................................1394 FAILURE CODE [CA3547]................................................................................................................................1396 FAILURE CODE [CA3558]................................................................................................................................1397 FAILURE CODE [CA3559]................................................................................................................................1399 FAILURE CODE [CA3562]................................................................................................................................1401 FAILURE CODE [CA3563]................................................................................................................................1403 FAILURE CODE [CA3567]................................................................................................................................1406 FAILURE CODE [CA3568]................................................................................................................................1409 FAILURE CODE [CA3571]................................................................................................................................1415 FAILURE CODE [CA3572]................................................................................................................................1417 FAILURE CODE [CA3574]................................................................................................................................1419 FAILURE CODE [CA3575]................................................................................................................................1421 FAILURE CODE [CA3577]................................................................................................................................1423 FAILURE CODE [CA3578]................................................................................................................................1425 FAILURE CODE [CA3582]................................................................................................................................1427 FAILURE CODE [CA3583]................................................................................................................................1435 FAILURE CODE [CA3596]................................................................................................................................1437 FAILURE CODE [CA3649]................................................................................................................................1440 FAILURE CODE [CA3681]................................................................................................................................1442 FAILURE CODE [CA3682]................................................................................................................................1447 FAILURE CODE [CA3713]................................................................................................................................1453 FAILURE CODE [CA3717]................................................................................................................................1456 FAILURE CODE [CA3718]................................................................................................................................1457 FAILURE CODE [CA3725]................................................................................................................................1458 FAILURE CODE [CA3741]................................................................................................................................1461 FAILURE CODE [CA3748]................................................................................................................................1462 FAILURE CODE [CA3751]................................................................................................................................1465 FAILURE CODE [CA3755]................................................................................................................................1467 FAILURE CODE [CA3866]................................................................................................................................1469 FAILURE CODE [CA3867]................................................................................................................................1473 FAILURE CODE [CA3868]................................................................................................................................1476 FAILURE CODE [CA3899]................................................................................................................................1480 FAILURE CODE [CA3911]................................................................................................................................1482 FAILURE CODE [CA3912]................................................................................................................................1486 FAILURE CODE [CA3932]................................................................................................................................1488 FAILURE CODE [CA3933]................................................................................................................................1490 FAILURE CODE [CA3934]................................................................................................................................1492 FAILURE CODE [CA3935]................................................................................................................................1495 FAILURE CODE [CA3936]................................................................................................................................1497 FAILURE CODE [CA4151]................................................................................................................................1499 FAILURE CODE [CA4152]................................................................................................................................1503 FAILURE CODE [CA4155]................................................................................................................................1507 FAILURE CODE [CA4156]................................................................................................................................1509 FAILURE CODE [CA4157]................................................................................................................................1512 FAILURE CODE [CA4158]................................................................................................................................1514 FAILURE CODE [CA4159]................................................................................................................................1515 FAILURE CODE [CA4161]................................................................................................................................1516 FAILURE CODE [CA4162]................................................................................................................................1519 FAILURE CODE [CA4163]................................................................................................................................1522 FAILURE CODE [CA4164]................................................................................................................................1524 FAILURE CODE [CA4165]................................................................................................................................1526 FAILURE CODE [CA4166]................................................................................................................................1528 FAILURE CODE [CA4168]................................................................................................................................1530 FAILURE CODE [CA4169]................................................................................................................................1533 FAILURE CODE [CA4171]................................................................................................................................1535 FAILURE CODE [CA4249]................................................................................................................................1538 FAILURE CODE [CA4251]................................................................................................................................1540 FAILURE CODE [CA4259]................................................................................................................................1542 FAILURE CODE [CA4261]................................................................................................................................1545 FAILURE CODE [CA4277]................................................................................................................................1548 FAILURE CODE [CA4281]................................................................................................................................1552 FAILURE CODE [CA4459]................................................................................................................................1555 FAILURE CODE [CA4461]................................................................................................................................1558 FAILURE CODE [CA4658]................................................................................................................................1561 FAILURE CODE [CA4731]................................................................................................................................1565 FAILURE CODE [CA4732]................................................................................................................................1566 FAILURE CODE [CA4739]................................................................................................................................1567 FAILURE CODE [CA4768]................................................................................................................................1568 FAILURE CODE [CA4769]................................................................................................................................1570 FAILURE CODE [CA4842]................................................................................................................................1573 FAILURE CODE [CA4952]................................................................................................................................1577 FAILURE CODE [CA5115]................................................................................................................................1579 FAILURE CODE [CA5179]................................................................................................................................1582 FAILURE CODE [CA5181]................................................................................................................................1584 FAILURE CODE [CA5383]................................................................................................................................1586 FAILURE CODE [D110L4]................................................................................................................................1588 FAILURE CODE [D160KA]................................................................................................................................1590 FAILURE CODE [D160KY]................................................................................................................................1592 FAILURE CODE [D191KA]................................................................................................................................1593 FAILURE CODE [D191KB]................................................................................................................................1595 FAILURE CODE [D191KY]................................................................................................................................1597 FAILURE CODE [D192KA]................................................................................................................................1598 FAILURE CODE [D192KB]................................................................................................................................1599 FAILURE CODE [D192KY]................................................................................................................................1600 FAILURE CODE [D19JKZ]................................................................................................................................1601 FAILURE CODE [D1B0KA]................................................................................................................................1603 FAILURE CODE [D1B0KB]................................................................................................................................1605 FAILURE CODE [D1B0KY]................................................................................................................................1607 FAILURE CODE [D1B0MC]................................................................................................................................1609 FAILURE CODE [D1E6KA]................................................................................................................................1611 FAILURE CODE [D1E6KB]................................................................................................................................1613 FAILURE CODE [D1E6KY]................................................................................................................................1615 FAILURE CODE [D5ZHKA]................................................................................................................................1617 FAILURE CODE [D5ZHKB]................................................................................................................................1619 FAILURE CODE [D5ZHL6]................................................................................................................................1621 FAILURE CODE [D811MC]................................................................................................................................1622 FAILURE CODE [D862KA]................................................................................................................................1623 FAILURE CODE [D8ALKA]................................................................................................................................1624 FAILURE CODE [D8ALKB]................................................................................................................................1626 FAILURE CODE [D8AQK4]................................................................................................................................1628 FAILURE CODE [D8AQKR]................................................................................................................................1632 FAILURE CODE [DAF0KT]................................................................................................................................1636 FAILURE CODE [DAF0MB]................................................................................................................................1637 FAILURE CODE [DAF0MC]................................................................................................................................1638 FAILURE CODE [DAF3KK]................................................................................................................................1639 FAILURE CODE [DAF8KB]................................................................................................................................1641 FAILURE CODE [DAFDKB]................................................................................................................................1642 FAILURE CODE [DAFGMC]................................................................................................................................1644 FAILURE CODE [DAFLKA]................................................................................................................................1645 FAILURE CODE [DAFLKB]................................................................................................................................1647 FAILURE CODE [DAFQKR]................................................................................................................................1649 FAILURE CODE [DAJ0KK]................................................................................................................................1654 FAILURE CODE [DAJ0KT]................................................................................................................................1657 FAILURE CODE [DAJ0MC]................................................................................................................................1658 FAILURE CODE [DAJ1KA]................................................................................................................................1659 FAILURE CODE [DAJ2KK]................................................................................................................................1661 FAILURE CODE [DAJ4KB]................................................................................................................................1664 FAILURE CODE [DAJ4KZ]................................................................................................................................1666 FAILURE CODE [DAJ5KX]................................................................................................................................1668 FAILURE CODE [DAJ6KX]................................................................................................................................1670 FAILURE CODE [DAJ9KQ]................................................................................................................................1672 FAILURE CODE [DAJLKA]................................................................................................................................1673 FAILURE CODE [DAJLKB]................................................................................................................................1675 FAILURE CODE [DAJQKR]................................................................................................................................1677 FAILURE CODE [DAJRKR]................................................................................................................................1682 FAILURE CODE [DAJRMA]................................................................................................................................1687 FAILURE CODE [DAZ9KQ]................................................................................................................................1688 FAILURE CODE [DAZQKR]................................................................................................................................1689 FAILURE CODE [DB2QKR]................................................................................................................................1693 FAILURE CODE [DB2RKR]................................................................................................................................1699 FAILURE CODE [DD1ALD]................................................................................................................................1704 FAILURE CODE [DDAAL6]................................................................................................................................1706 FAILURE CODE [DDB2L4]................................................................................................................................1708 FAILURE CODE [DDB6L4]................................................................................................................................1710 FAILURE CODE [DDD7KA]................................................................................................................................1712 FAILURE CODE [DDD7KY]................................................................................................................................1714 FAILURE CODE [DDK3KA]................................................................................................................................1716 FAILURE CODE [DDK3KB]................................................................................................................................1719 FAILURE CODE [DDK6KA]................................................................................................................................1722 FAILURE CODE [DDK6KB]................................................................................................................................1725 FAILURE CODE [DDNRLD]................................................................................................................................1728 FAILURE CODE [DF10KA]................................................................................................................................1730 FAILURE CODE [DF10KB]................................................................................................................................1733 FAILURE CODE [DGH1KX]................................................................................................................................1736 FAILURE CODE [DGR2KB]................................................................................................................................1738 FAILURE CODE [DGR2KZ]................................................................................................................................1740 FAILURE CODE [DHHBKA]................................................................................................................................1742 FAILURE CODE [DHHBKY]................................................................................................................................1744 FAILURE CODE [DHHCKA]................................................................................................................................1746 FAILURE CODE [DHHCKY]................................................................................................................................1748 FAILURE CODE [DHPCKA]................................................................................................................................1750 FAILURE CODE [DHPCKY]................................................................................................................................1752 FAILURE CODE [DHPEKA]................................................................................................................................1754 FAILURE CODE [DHPEKY]................................................................................................................................1756 FAILURE CODE [DHS8KA]................................................................................................................................1758 FAILURE CODE [DHS8KY]................................................................................................................................1760 FAILURE CODE [DHS9KA]................................................................................................................................1762 FAILURE CODE [DHS9KY]................................................................................................................................1764 FAILURE CODE [DHSDKA]................................................................................................................................1766 FAILURE CODE [DHSDKY]................................................................................................................................1768 FAILURE CODE [DHSNKA]................................................................................................................................1770 FAILURE CODE [DHSNKY]................................................................................................................................1772 FAILURE CODE [DHT8ZG]................................................................................................................................1774 FAILURE CODE [DHTCL6]................................................................................................................................1775 FAILURE CODE [DJF1KA]................................................................................................................................1777 FAILURE CODE [DK55KA]................................................................................................................................1778 FAILURE CODE [DK55KY]................................................................................................................................1780 FAILURE CODE [DK55L5]................................................................................................................................1782 FAILURE CODE [DK5DKA]................................................................................................................................1783 FAILURE CODE [DK5DKY]................................................................................................................................1786 FAILURE CODE [DK5DL8]................................................................................................................................1789 FAILURE CODE [DK5EKA]................................................................................................................................1793 FAILURE CODE [DK5EKY]................................................................................................................................1796 FAILURE CODE [DK70KA]................................................................................................................................1799 FAILURE CODE [DK70KY]................................................................................................................................1801 FAILURE CODE [DKA0KA]................................................................................................................................1803 FAILURE CODE [DKA0KY]................................................................................................................................1806 FAILURE CODE [DKA0L0]................................................................................................................................1808 FAILURE CODE [DLM3KA]................................................................................................................................1810 FAILURE CODE [DLM3LC]................................................................................................................................1811 FAILURE CODE [DLT3KX]................................................................................................................................1813 FAILURE CODE [DLT4KX]................................................................................................................................1815 FAILURE CODE [DLT4L0]................................................................................................................................1817 FAILURE CODE [DLT4LC]................................................................................................................................1818 FAILURE CODE [DPQ1KR]................................................................................................................................1820 FAILURE CODE [DPQ2KR]................................................................................................................................1823 FAILURE CODE [DPQ3KR]................................................................................................................................1826 FAILURE CODE [DSJ0KR]................................................................................................................................1830 FAILURE CODE [DT22KB]................................................................................................................................1835 FAILURE CODE [DV00KB]................................................................................................................................1837 FAILURE CODE [DW26KA]................................................................................................................................1838 FAILURE CODE [DW26KB]................................................................................................................................1840 FAILURE CODE [DW26KY]................................................................................................................................1842 FAILURE CODE [DW4BKA]................................................................................................................................1844 FAILURE CODE [DW4BKB]................................................................................................................................1846 FAILURE CODE [DW4BKY]................................................................................................................................1848 FAILURE CODE [DW4RKA]................................................................................................................................1849 FAILURE CODE [DW4RKB]................................................................................................................................1851 FAILURE CODE [DW4RKY]................................................................................................................................1853 FAILURE CODE [DWM1KA]................................................................................................................................1855 FAILURE CODE [DWM1KB]................................................................................................................................1856 FAILURE CODE [DWM1KY]................................................................................................................................1858 FAILURE CODE [DWN6KA]................................................................................................................................1859 FAILURE CODE [DWN6KB]................................................................................................................................1861 FAILURE CODE [DWN6KY]................................................................................................................................1863 FAILURE CODE [DWN8KA]................................................................................................................................1864 FAILURE CODE [DWN8KB]................................................................................................................................1865 FAILURE CODE [DWN8KY]................................................................................................................................1866 FAILURE CODE [DX19KA]................................................................................................................................1867 FAILURE CODE [DX19KB]................................................................................................................................1869 FAILURE CODE [DX19KY]................................................................................................................................1871 FAILURE CODE [DX20KA]................................................................................................................................1873 FAILURE CODE [DX20KB]................................................................................................................................1875 FAILURE CODE [DX20KY]................................................................................................................................1877 FAILURE CODE [DXAWKA]................................................................................................................................1878 FAILURE CODE [DXAWKB]................................................................................................................................1881 FAILURE CODE [DXAWKY]................................................................................................................................1884 FAILURE CODE [DXH7KA]................................................................................................................................1887 FAILURE CODE [DXH7KB]................................................................................................................................1889 FAILURE CODE [DXH7KY]................................................................................................................................1891 FAILURE CODE [DXH8KA]................................................................................................................................1893 FAILURE CODE [DXH8KB]................................................................................................................................1895 FAILURE CODE [DXH8KY]................................................................................................................................1897 FAILURE CODE [DXHJKA]................................................................................................................................1899 FAILURE CODE [DXHJKB]................................................................................................................................1901 FAILURE CODE [DXHJKY]................................................................................................................................1903 FAILURE CODE [DXHKKA]................................................................................................................................1904 FAILURE CODE [DXHKKB]................................................................................................................................1906 FAILURE CODE [DXHKKY]................................................................................................................................1908 FAILURE CODE [H2K0KA]................................................................................................................................1909 FAILURE CODE [H2K0KY]................................................................................................................................1911 FAILURE CODE [J141N1]................................................................................................................................1913 FAILURE CODE [LA00L3]................................................................................................................................1914 FAILURE CODE [M100N1]................................................................................................................................1915 FAILURE CODE [M400N1]................................................................................................................................1916 TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)............................................................................................................1917 E-1 ENGINE DOES NOT START (ENGINE DOES NOT CRANK)....................................................................................................1917 E-2 MANUAL PREHEATING SYSTEM DOES NOT WORK...........................................................................................................1925 E-3 AUTOMATIC PREHEATING SYSTEM DOES NOT WORK........................................................................................................1928 E-4 WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP................................................................................1931 E-5 ALL OF LCD UNIT, LED UNIT, AND METER UNIT ON MACHINE MONITOR DISPLAY NOTHING.....................................................................1933 E-6 LCD UNIT ON MACHINE MONITOR DISPLAYS NOTHING.....................................................................................................1936 E-7 BACKLIGHT OF LCD UNIT ON MACHINE MONITOR IS ABNORMAL, (BACKLIGHT GOES OUT OR FLICKERS)...........................................................1938 E-8 LCD ON MACHINE MONITOR DOES NOT DISPLAY PROPERLY.................................................................................................1940 E-9 METER UNIT DISPLAY ON MACHINE MONITOR IS ABNORMAL................................................................................................1942 E-10 NIGHT LIGHTING LAMP OF METER UNIT ON MACHINE MONITOR IS ABNORMAL................................................................................1945 E-11 LED UNIT LAMP ON MACHINE MONITOR IS ABNORMAL....................................................................................................1949 E-12 NIGHT LIGHTING LAMP OF SWITCH PANEL ON MACHINE MONITOR IS ABNORMAL OR SWITCH DOES NOT OPERATE PROPERLY..........................................1951 E-13 2 SWITCHES OPERATION OF SWITCH PANEL ON MACHINE MONITOR DOES NOT FUNCTION.......................................................................1954 E-14 SWITCH PANEL BUZZER OF MACHINE MONITOR IS ABNORMAL..............................................................................................1957 E-15 SOME ITEMS OF GAUGES AND CAUTION LAMPS ON MACHINE MONITOR ARE NOT DISPLAYED PROPERLY............................................................1960 E-16 AdBlue/DEF LEVEL IS NOT DISPLAYED PROPERLY......................................................................................................1961 E-17 REARVIEW MONITOR DOES NOT LIGHT UP OR BACKLIGHT FLICKERS........................................................................................1964 E-18 REARVIEW MONITOR IMAGES ARE NOT DISPLAYED CLEARLY...............................................................................................1967 E-19 REARVIEW MONITOR BRIGHTNESS CANNOT BE ADJUSTED..................................................................................................1971 E-20 NIGHT LIGHTING LAMP OF REARVIEW MONITOR IS ABNORMAL.............................................................................................1975 E-21 RADIATOR COOLANT LEVEL CAUTION LAMP DOES NOT LIGHT UP...........................................................................................1977 E-22 PARKING BRAKE INDICATOR LAMP DOES NOT LIGHT WHEN THE PARKING BRAKE IS SET TO ON (PARKING) POSITION..............................................1979 E-23 WHEN FRONT BRAKE ACCUMULATOR OIL PRESSURE DROPS, THE BRAKE OIL PRESSURE CAUTION LAMP DOES NOT LIGHT UP..........................................1983 E-24 WHEN REAR BRAKE ACCUMULATOR OIL PRESSURE DROPS, THE BRAKE OIL PRESSURE CAUTION LAMP DOES NOT LIGHT UP...........................................1984 E-25 INDICATION OF HST OIL TEMPERATURE GAUGE DOES NOT INCREASE, OR HST OIL TEMPERATURE CAUTION LAMP DOES NOT LIGHT UP................................1985 E-26 WHEN THE INCHING PEDAL IS DEPRESSED, INCHING FUNCTION DOES NOT WORK OR WHILE THE PEDAL HAS NOT BEEN DEPRESSED, INCHING FUNCTION OPERATES........1986 E-27 FUEL LEVEL GAUGE DOES NOT INDICATE CORRECT LEVEL................................................................................................1988 E-28 SEAT BELT CAUTION LAMP INDICATION IS ABNORMAL...................................................................................................1990 E-29 ALARM BUZZER DOES NOT SOUND.....................................................................................................................1991 E-30 ALARM BUZZER DOES NOT STOP SOUNDING.............................................................................................................1993 E-31 WHEN THE EMERGENCY HST PUMP DRIVE SWITCH IS OPERATED, IT DOES NOT WORK OR WHEN THE EMERGENCY HST PUMP DRIVE SWITCH IS NOT OPERATED, IT WORKS....1994 E-32 SETTING DOES NOT CHANGE WHILE OPERATING THE TRACTION CONTROL SWITCH.............................................................................1997 E-33 THE REMOTE POSITIONER DOES NOT WORK OR CANNOT BE RELEASED.......................................................................................1999 E-34 THE BUCKET POSITIONER DOES NOT WORK OR CANNOT BE RELEASED.......................................................................................2001 E-35 BRAKE DOES NOT WORK WHEN PARKING BRAKE IS APPLIED OR BRAKE DRAGS WHILE TRAVELING WHEN PARKING BRAKE IS RELEASED.................................2004 E-36 DIRECTIONAL SELECTOR (FNR) SWITCH MODE IS NOT SELECTED OR NOT RELEASED..........................................................................2008 E-37 PZ AUTO TILT-IN DOES NOT WORK...................................................................................................................2010 E-38 TRACKTION LEVEL DOES NOT DISPLAY MAX WHEN MAX. TRACTION SWITCH IS TURNED ON.....................................................................2013 E-39 ECSS FUNCTION CANNOT BE SELECTED OR CANNOT BE RELEASED..........................................................................................2015 E-40 HORN DOES NOT SOUND.............................................................................................................................2017 E-41 HORN DOES NOT STOP SOUNDING.....................................................................................................................2020 E-42 NONE OF HEADLAMP, CLEARANCE LAMP, AND TAIL LAMP LIGHTS..........................................................................................2022 E-43 CLEARANCE LAMP AND TAIL LAMP DO NOT LIGHT UP OR GO OUT..........................................................................................2024 E-44 CLEARANCE LAMP AND TAIL LAMP DO NOT LIGHT UP OR GO OUT (FOR EUROPEAN UNION).....................................................................2028 E-45 BOTH HIGH AND LOW BEAMS OF HEADLAMP DO NOT LIGHT UP OR GO OUT...................................................................................2032 E-46 BOTH HIGH AND LOW BEAMS OF HEADLAMP DO NOT LIGHT UP OR GO OUT (FOR EUROPEAN UNION)..............................................................2036 E-47 LOW BEAM OF HEADLAMP DOES NOT LIGHT UP OR GO OUT................................................................................................2040 E-48 LOW BEAM OF HEADLAMP DOES NOT LIGHT UP OR GO OUT (FOR EUROPEAN UNION)...........................................................................2042 E-49 HIGH BEAM OF HEADLAMP DOES NOT LIGHT UP OR GO OUT...............................................................................................2044 E-50 HIGH BEAM OF HEADLAMP DOES NOT LIGHT UP OR GO OUT (FOR EUROPEAN UNION)..........................................................................2046 E-51 FRONT WORKING LAMP DOES NOT LIGHT UP OR GO OUT..................................................................................................2048 E-52 REAR WORKING LAMP DOES NOT LIGHT UP OR GO OUT...................................................................................................2053 E-53 ALL OF TURN SIGNAL LAMPS AND HAZARD LAMPS DO NOT LIGHT UP OR GO OUT.............................................................................2057 E-54 TURN SIGNAL LAMPS DO NOT LIGHT UP OR GO OUT.....................................................................................................2060 E-55 TURN SIGNAL LAMPS DO NOT LIGHT UP OR GO OUT (FOR EUROPEAN UNION)................................................................................2063 E-56 HAZARD LAMP DOES NOT LIGHT UP OR GO OUT.........................................................................................................2066 E-57 HAZARD LAMP DOES NOT LIGHT UP OR GO OUT (FOR EUROPEAN UNION)....................................................................................2070 E-58 BRAKE LAMP DOES NOT LIGHT OR STAYS LIGHTED......................................................................................................2074 E-59 BRAKE LAMP DOES NOT LIGHT OR STAYS LIGHTED (FOR EUROPEAN UNION).................................................................................2078 E-60 BACKUP LAMP DOES NOT LIGHT UP OR DOES NOT GO OUT................................................................................................2082 E-61 BACKUP LAMP DOES NOT LIGHT UP OR DOES NOT GO OUT (FOR EUROPEAN UNION)...........................................................................2086 E-62 BACKUP BUZZER DOES NOT SOUND OR CONTINUES TO SOUND..............................................................................................2090 E-63 FRONT WIPER DOES NOT OPERATE....................................................................................................................2092 E-64 REAR WIPER DOES NOT OPERATE.....................................................................................................................2096 E-65 WINDOW WASHER DOES NOT OPERATE..................................................................................................................2099 E-66 KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY........................................................................................................2102 E-67 [FCS] IS DISPLAYED ON THE SCREEN OF AUTO-GREASING PUMP..........................................................................................2103 E-68 [FLL] IS DISPLAYED ON THE SCREEN OF AUTO-GREASING PUMP..........................................................................................2104 E-69 AUTO-GREASING SYSTEM DOES NOT OPERATE OR STOP...................................................................................................2105 TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)............................................................................................2106 INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE)..............................................................................................2106 FAILURE MODE AND CAUSE TABLE.........................................................................................................................2107 H-1 MACHINE CAN TRAVEL NEITHER FORWARD NOR REVERSE...................................................................................................2121 H-2 MACHINE CAN NOT TRAVEL FORWARD (MACHINE TRAVELS REVERSE NORMALLY)................................................................................2124 H-3 MACHINE CAN NOT TRAVEL REVERSE (MACHINE TRAVELS FORWARD NORMALLY)................................................................................2125 H-4 TRAVEL SPEED OF FORWARD TRAVEL AND REVERSE TRAVEL IS SLOW, OR POWER IS LOW.......................................................................2126 H-5 FORWARD TRAVEL SPEED IS SLOW OR POWER IS LOW (MACHINE TRAVELS REVERSE NORMALLY)..................................................................2130 H-6 REVERSE TRAVEL SPEED IS SLOW OR POWER IS LOW (MACHINE TRAVELS FORWARD NORMALLY)..................................................................2131 H-7 ENGINE SPEED DROPS LARGELY OR ENGINE STOPS.......................................................................................................2132 H-8 MACHINE DOES NOT TURN............................................................................................................................2134 H-9 STEERING WHEEL IS HEAVY TO OPERATE...............................................................................................................2136 H-10 MACHINE SWAYS OR LARGE SHOCKS ARE MADE WHILE MACHINE TURNS......................................................................................2138 H-11 MACHINE UNINTENTIONALLY TURNS TO ONE SIDE WHEN MACHINE TRAVELS..................................................................................2139 H-12 WHEEL BRAKES DO NOT WORK OR ARE WEAK............................................................................................................2140 H-13 WHEEL BRAKES ARE NOT RELEASED OR DRAG...........................................................................................................2142 H-14 PARKING BRAKE DOES NOT WORK OR IT IS WEAK.......................................................................................................2143 H-15 PARKING BRAKE IS NOT RELEASED OR DRAGS..........................................................................................................2144 H-16 BOOM DOES NOT RISE..............................................................................................................................2146 H-17 BOOM MOVES SLOW OR BOOM LACKS LIFTING FORCE.....................................................................................................2149 H-18 RISING BOOM SLOWS DOWN AT CERTAIN HEIGHT........................................................................................................2152 H-19 LIFT CYLINDERS DO NOT SERVE TO HOLD BUCKET ON GROUND............................................................................................2153 H-20 HYDRAULIC DRIFT OF BOOM IS LARGE................................................................................................................2155 H-21 BOOM MOVES UP AND DOWN DURING OPERATION.........................................................................................................2156 H-22 BUCKET DOES NOT TILT BACK.......................................................................................................................2157 H-23 BUCKET MOVES SLOW OR LACKS TILT-BACK FORCE......................................................................................................2160 H-24 BUCKET DECELERATES DURING TILT-BACK OPERATION...................................................................................................2163 H-25 BUCKET CYLINDER DOES NOT HOLD BUCKET ON GROUND..................................................................................................2164 H-26 HYDRAULIC DRIFT OF BUCKET IS LARGE..............................................................................................................2166 H-27 BUCKET TILTS BACK AND FORTH DURING CARRYING LOAD (WORK EQUIPMENT VALVE IN HOLD).................................................................2167 H-28 BOOM AND BUCKET CONTROL LEVERS DO NOT MOVE SMOOTHLY AND ARE HEAVY TO MOVE.......................................................................2168 H-29 WHEN OPERATING WORK EQUIPMENT ENGINE SPEED DROPS LARGELY OR ENGINE STOPS........................................................................2169 H-30 LARGE SHOCKS ARE MADE WHEN WORK EQUIPMENT STARTS TO MOVE AND STOPS..............................................................................2170 H-31 WHEN CERTAIN WORK EQUIPMENT STALLS HYDRAULICALLY, OTHER WORK EQUIPMENT MOVES....................................................................2172 H-32 E.C.S.S. (TRAVEL DAMPER) DOES NOT WORK AND MACHINE PITCHES AND BOUNCES..........................................................................2173 H-33 FAN SPEED IS ABNORMAL (TOO HIGH OR LOW, OR STATIONARY)..........................................................................................2174 H-34 UNUSUAL NOISE IS HEARD FROM AROUND FAN..........................................................................................................2177 TROUBLESHOOTING OF ENGINE (S-MODE).......................................................................................................................2178 INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE)..............................................................................................2178 S-1 ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION...........................................................................2179 S-2 ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT.......................................................................................................2180 S-3 FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS BUT DOES NOT START)...................................................2181 S-4 ENGINE STARTABILITY IS POOR......................................................................................................................2183 S-5 ENGINE DOES NOT PICK UP SMOOTHLY.................................................................................................................2185 S-6 ENGINE STOPS DURING OPERATION....................................................................................................................2187 S-7 ENGINE RUNS ROUGH OR IS UNSTABLE.................................................................................................................2189 S-8 ENGINE LACKS POWER...............................................................................................................................2190 S-9 KDPF GETS CLOGGED IN A SHORT TIME................................................................................................................2192 S-10 ENGINE OIL CONSUMPTION IS EXCESSIVE.............................................................................................................2194 S-11 OIL BECOMES CONTAMINATED QUICKLY................................................................................................................2195 S-12 FUEL CONSUMPTION IS EXCESSIVE...................................................................................................................2196 S-13 OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN)...........................................................................2197 S-14 OIL PRESSURE DROPS..............................................................................................................................2198 S-15 FUEL MIXES INTO ENGINE OIL......................................................................................................................2200 S-16 WATER MIXES INTO ENGINE OIL (MILKY).............................................................................................................2201 S-17 COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING)................................................................................................2202 S-18 UNUSUAL NOISE IS HEARD..........................................................................................................................2203 S-19 VIBRATION IS EXCESSIVE..........................................................................................................................2204 S-20 AIR CANNOT BE BLED FROM FUEL CIRCUIT............................................................................................................2205 S-21 ACTIVE REGENERATION IS EXECUTED FREQUENTLY......................................................................................................2206 S-22 ACTIVE REGENERATION TAKES TIME..................................................................................................................2208 S-23 WHITE SMOKE IS EXHAUSTED DURING ACTIVE REGENERATION.............................................................................................2209 S-24 AdBlue/DEF CONSUMPTION IS EXCESSIVE.............................................................................................................2210 S-25 FOREIGN MATERIALS ENTER AdBlue/DEF (AdBlue/DEF INCREASES).......................................................................................2212 TROUBLESHOOTING FOR AUTO-GREASING SYSTEM.................................................................................................................2213 OUTLINE OF FAILURE DISPLAY...........................................................................................................................2213 TROUBLESHOOTING FOR FCS..............................................................................................................................2214 REPLACEMENT OF PUMP ELEMENT..........................................................................................................................2215 TROUBLESHOOTING FOR GREASE SUPPLY SYSTEM.............................................................................................................2216 REPLACEMENT OF AUTO-GREASING CONTROLLER..............................................................................................................2218 PROCEDURE FOR ASSEMBLING WHEN DISASSEMBLING FOR TROUBLESHOOTING......................................................................................2219 50 DISASSEMBLY AND ASSEMBLY..................................................................................................................................2221 CONTENTS.................................................................................................................................................2222 ABBREVIATION LIST........................................................................................................................................2226 RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY..........................................................................................................2232 HOW TO READ THIS MANUAL..............................................................................................................................2232 COATING MATERIALS LIST...............................................................................................................................2234 SPECIAL TOOLS LIST...................................................................................................................................2238 SKETCHES OF SPECIAL TOOLS............................................................................................................................2261 ENGINE AND COOLING SYSTEM................................................................................................................................2281 REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY..............................................................................................................2281 METHOD FOR REMOVING SUPPLY PUMP ASSEMBLY.........................................................................................................2282 METHOD FOR INSTALLING SUPPLY PUMP ASSEMBLY.......................................................................................................2287 REMOVE AND INSTALL INJECTOR ASSEMBLY.................................................................................................................2294 METHOD FOR REMOVING INJECTOR ASSEMBLY............................................................................................................2294 METHOD FOR INSTALLING INJECTOR ASSEMBLY..........................................................................................................2302 REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY............................................................................................................2312 METHOD FOR REMOVING CYLINDER HEAD ASSEMBLY.......................................................................................................2313 METHOD FOR INSTALLING CYLINDER HEAD ASSEMBLY.....................................................................................................2324 REMOVE AND INSTALL EGR VALVE ASSEMBLY................................................................................................................2339 METHOD FOR REMOVING EGR VALVE ASSEMBLY...........................................................................................................2339 METHOD FOR INSTALLING EGR VALVE ASSEMBLY.........................................................................................................2343 REMOVE AND INSTALL EGR COOLER ASSEMBLY...............................................................................................................2347 METHOD FOR REMOVING EGR COOLER ASSEMBLY..........................................................................................................2347 METHOD FOR INSTALLING EGR COOLER ASSEMBLY........................................................................................................2351 REMOVE AND INSTALL STARTING MOTOR ASSEMBLY...........................................................................................................2355 METHOD FOR REMOVING STARTING MOTOR ASSEMBLY......................................................................................................2355 METHOD FOR INSTALLING STARTING MOTOR ASSEMBLY....................................................................................................2357 REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR BELT...................................................................................................2360 METHOD FOR REMOVING AIR CONDITIONER COMPRESSOR BELT..............................................................................................2360 METHOD FOR INSTALLING AIR CONDITIONER COMPRESSOR BELT............................................................................................2361 REMOVE AND INSTALL ALTERNATOR BELT...................................................................................................................2363 METHOD FOR REMOVING ALTERNATOR BELT..............................................................................................................2363 METHOD FOR INSTALLING ALTERNATOR BELT............................................................................................................2366 REMOVE AND INSTALL ALTERNATOR ASSEMBLY...............................................................................................................2368 METHOD FOR REMOVING ALTERNATOR ASSEMBLY..........................................................................................................2368 METHOD FOR INSTALLING ALTERNATOR ASSEMBLY........................................................................................................2371 REMOVE AND INSTALL AUTOMATIC TENSIONER...............................................................................................................2375 METHOD FOR REMOVING AUTOMATIC TENSIONER..........................................................................................................2375 METHOD FOR INSTALLING AUTOMATIC TENSIONER........................................................................................................2375 REMOVE AND INSTALL RADIATOR ASSEMBLY.................................................................................................................2377 METHOD FOR REMOVING RADIATOR ASSEMBLY............................................................................................................2377 METHOD FOR INSTALLING RADIATOR ASSEMBLY..........................................................................................................2381 REMOVE AND INSTALL COOLING FAN AND FAN MOTOR ASSEMBLY................................................................................................2384 METHOD FOR REMOVING COOLING FAN AND COOLING FAN MOTOR ASSEMBLY...................................................................................2384 METHOD FOR INSTALLING COOLING FAN AND COOLING FAN MOTOR ASSEMBLY.................................................................................2387 REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY.....................................................................................................2391 METHOD FOR REMOVING HYDRAULIC OIL COOLER ASSEMBLY................................................................................................2391 METHOD FOR INSTALLING HYDRAULIC OIL COOLER ASSEMBLY..............................................................................................2393 REMOVE AND INSTALL AFTERCOOLER ASSEMBLY..............................................................................................................2395 METHOD FOR REMOVING AFTERCOOLER ASSEMBLY.........................................................................................................2395 METHOD FOR INSTALLING AFTERCOOLER ASSEMBLY.......................................................................................................2396 REMOVE AND INSTALL ENGINE ASSEMBLY...................................................................................................................2398 METHOD FOR REMOVING ENGINE ASSEMBLY..............................................................................................................2399 METHOD FOR INSTALLING ENGINE ASSEMBLY............................................................................................................2417 REMOVE AND INSTALL ENGINE FRONT OIL SEAL.............................................................................................................2437 METHOD FOR REMOVING ENGINE FRONT OIL SEAL........................................................................................................2437 METHOD FOR INSTALLING ENGINE FRONT OIL SEAL......................................................................................................2439 REMOVE AND INSTALL ENGINE REAR OIL SEAL..............................................................................................................2442 METHOD FOR REMOVING ENGINE REAR OIL SEAL.........................................................................................................2442 METHOD FOR INSTALLING ENGINE REAR OIL SEAL.......................................................................................................2444 REMOVE AND INSTALL ENGINE HOOD ASSEMBLY..............................................................................................................2448 METHOD FOR REMOVING ENGINE HOOD ASSEMBLY.........................................................................................................2448 METHOD FOR INSTALLING ENGINE HOOD ASSEMBLY.......................................................................................................2454 REMOVE AND INSTALL FUEL TANK ASSEMBLY................................................................................................................2461 METHOD FOR REMOVING FUEL TANK ASSEMBLY...........................................................................................................2461 METHOD FOR INSTALLING FUEL TANK ASSEMBLY.........................................................................................................2465 REMOVE AND INSTALL AdBlue/DEF TANK ASSEMBLY..........................................................................................................2470 METHOD FOR REMOVING AdBlue/DEF TANK ASSEMBLY.....................................................................................................2471 METHOD FOR INSTALLING AdBlue/DEF TANK ASSEMBLY...................................................................................................2478 REMOVE AND INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY............................................................................................2484 METHOD FOR REMOVING AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY.......................................................................................2484 METHOD FOR INSTALLING AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY.....................................................................................2486 REMOVE AND INSTALL AdBlue/DEF TANK SENSOR............................................................................................................2489 METHOD FOR REMOVING AdBlue/DEF TANK SENSOR.......................................................................................................2489 METHOD FOR INSTALLING AdBlue/DEF TANK SENSOR.....................................................................................................2490 REMOVE AND INSTALL AdBlue/DEF TANK STRAINER..........................................................................................................2497 METHOD FOR REMOVING AdBlue/DEF TANK STRAINER.....................................................................................................2497 METHOD FOR INSTALLING AdBlue/DEF TANK STRAINER...................................................................................................2498 REMOVE AND INSTALL KDPF ASSEMBLY.....................................................................................................................2499 METHOD FOR REMOVING KDPF ASSEMBLY................................................................................................................2500 METHOD FOR INSTALLING KDPF ASSEMBLY..............................................................................................................2510 DISASSEMBLE AND ASSEMBLE OF KDPF ASSEMBLY............................................................................................................2522 METHOD FOR DISASSEMBLING KDPF ASSEMBLY...........................................................................................................2522 METHOD FOR ASSEMBLING KDPF ASSEMBLY..............................................................................................................2527 REMOVE AND INSTALL SCR ASSEMBLY......................................................................................................................2532 METHOD FOR REMOVING SCR ASSEMBLY.................................................................................................................2533 METHOD FOR INSTALLING SCR ASSEMBLY...............................................................................................................2543 REMOVE AND INSTALL KDPF, SCR ASSEMBLY................................................................................................................2556 METHOD FOR REMOVING KDPF, SCR ASSEMBLY...........................................................................................................2557 METHOD FOR INSTALLING KDPF, SCR ASSEMBLY.........................................................................................................2567 REMOVE AND INSTALL BELLOWS PIPE ASSEMBLY.............................................................................................................2582 METHOD FOR REMOVING BELLOWS PIPE ASSEMBLY........................................................................................................2582 METHOD FOR INSTALLING BELLOWS PIPE ASSEMBLY......................................................................................................2585 REMOVE AND INSTALL KCCV ASSEMBLY.....................................................................................................................2590 METHOD FOR REMOVING KCCV ASSEMBLY................................................................................................................2590 METHOD FOR INSTALLING KCCV ASSEMBLY..............................................................................................................2592 REMOVE AND INSTALL VGT ASSEMBLY......................................................................................................................2595 METHOD FOR REMOVING VGT ASSEMBLY.................................................................................................................2595 METHOD FOR INSTALLING VGT ASSEMBLY...............................................................................................................2602 REMOVE AND INSTALL AdBlue/DEF MIXING TUBE............................................................................................................2611 METHOD FOR REMOVING AdBlue/DEF MIXING TUBE.......................................................................................................2612 METHOD FOR INSTALLING AdBlue/DEF MIXING TUBE.....................................................................................................2617 REMOVE AND INSTALL AdBlue/DEF INJECTOR...............................................................................................................2624 METHOD FOR REMOVING AdBlue/DEF INJECTOR..........................................................................................................2624 METHOD FOR INSTALLING AdBlue/DEF INJECTOR........................................................................................................2626 REMOVE AND INSTALL AdBlue/DEF PUMP...................................................................................................................2630 METHOD FOR REMOVING AdBlue/DEF PUMP..............................................................................................................2630 METHOD FOR INSTALLING AdBlue/DEF PUMP............................................................................................................2633 REMOVE AND INSTALL AdBlue/DEF HOSE...................................................................................................................2637 METHOD FOR REMOVING AdBlue/DEF HOSE..............................................................................................................2637 METHOD FOR INSTALLING AdBlue/DEF HOSE............................................................................................................2647 REMOVE AND INSTALL AIR CLEANER ASSEMBLY..............................................................................................................2657 METHOD FOR REMOVING AIR CLEANER ASSEMBLY.........................................................................................................2657 METHOD FOR INSTALLING AIR CLEANER ASSEMBLY.......................................................................................................2660 REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY...............................................................................................2663 METHOD FOR REMOVING AIR CONDITIONER COMPRESSOR ASSEMBLY..........................................................................................2664 METHOD FOR INSTALLING AIR CONDITIONER COMPRESSOR ASSEMBLY........................................................................................2666 REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY................................................................................................2669 METHOD FOR REMOVING AIR CONDITIONER CONDENSER ASSEMBLY...........................................................................................2669 METHOD FOR INSTALLING AIR CONDITIONER CONDENSER ASSEMBLY.........................................................................................2671 POWER TRAIN..............................................................................................................................................2674 REMOVE AND INSTALL HST PUMP ASSEMBLY.................................................................................................................2674 METHOD FOR REMOVING HST PUMP ASSEMBLY............................................................................................................2675 METHOD FOR INSTALLING HST PUMP ASSEMBLY..........................................................................................................2681 REMOVE AND INSTALL HST MOTOR1 ASSEMBLY...............................................................................................................2690 METHOD FOR REMOVING HST MOTOR1 ASSEMBLY..........................................................................................................2690 METHOD FOR INSTALLING HST MOTOR1 ASSEMBLY........................................................................................................2693 REMOVE AND INSTALL HST MOTOR2 ASSEMBLY...............................................................................................................2696 METHOD FOR REMOVING HST MOTOR2 ASSEMBLY..........................................................................................................2697 METHOD FOR INSTALLING HST MOTOR2 ASSEMBLY........................................................................................................2705 REMOVE AND INSTALL TRANSFER ASSEMBLY.................................................................................................................2714 METHOD FOR REMOVING TRANSFER ASSEMBLY............................................................................................................2715 METHOD FOR INSTALLING TRANSFER ASSEMBLY..........................................................................................................2719 DISASSEMBLE AND ASSEMBLE TRANSFER ASSEMBLY...........................................................................................................2724 METHOD FOR DISASSEMBLING TRANSFER ASSEMBLY.......................................................................................................2727 METHOD FOR ASSEMBLING TRANSFER ASSEMBLY..........................................................................................................2746 REMOVE AND INSTALL FRONT AXLE ASSEMBLY...............................................................................................................2771 METHOD FOR REMOVING FRONT AXLE ASSEMBLY..........................................................................................................2771 METHOD FOR INSTALLING FRONT AXLE ASSEMBLY........................................................................................................2773 REMOVE AND INSTALL REAR AXLE ASSEMBLY................................................................................................................2776 METHOD FOR REMOVING REAR AXLE ASSEMBLY...........................................................................................................2776 METHOD FOR INSTALLING REAR AXLE ASSEMBLY.........................................................................................................2780 DISASSEMBLE AND ASSEMBLE AXLE HOUSING ASSEMBLY.......................................................................................................2784 METHOD FOR DISASSEMBLING AXLE HOUSING ASSEMBLY...................................................................................................2785 METHOD FOR ASSEMBLING AXLE HOUSING ASSEMBLY......................................................................................................2793 DISASSEMBLE AND ASSEMBLE DIFFERENTIAL ASSEMBLY.......................................................................................................2803 METHOD FOR DISASSEMBLING DIFFERENTIAL ASSEMBLY...................................................................................................2804 METHOD FOR ASSEMBLING DIFFERENTIAL ASSEMBLY......................................................................................................2817 UNDERCARRIAGE AND FRAME..................................................................................................................................2837 REMOVE AND INSTALL CENTER HINGE PIN..................................................................................................................2837 METHOD FOR REMOVING CENTER HINGE PIN.............................................................................................................2838 METHOD FOR INSTALLING CENTER HINGE PIN...........................................................................................................2845 REMOVE AND INSTALL COUNTERWEIGHT ASSEMBLY............................................................................................................2856 METHOD FOR REMOVING COUNTERWEIGHT ASSEMBLY.......................................................................................................2856 METHOD FOR INSTALLING COUNTERWEIGHT ASSEMBLY.....................................................................................................2862 HYDRAULIC SYSTEM.........................................................................................................................................2867 REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY...........................................................................................................2867 METHOD FOR REMOVING HYDRAULIC TANK ASSEMBLY......................................................................................................2867 METHOD FOR INSTALLING HYDRAULIC TANK ASSEMBLY....................................................................................................2877 REMOVE AND INSTALL CONTROL VALVE ASSEMBLY............................................................................................................2886 METHOD FOR REMOVING CONTROL VALVE ASSEMBLY.......................................................................................................2886 METHOD FOR INSTALLING CONTROL VALVE ASSEMBLY.....................................................................................................2892 REMOVE AND INSTALL QUICK COUPLER LS PRESSURE RISE VALVE ASSEMBLY.....................................................................................2898 METHOD FOR REMOVING QUICK COUPLER LS PRESSURE RISE VALVE ASSEMBLY................................................................................2898 METHOD FOR INSTALLING QUICK COUPLER LS PRESSURE RISE VALVE ASSEMBLY..............................................................................2901 WORK EQUIPMENT...........................................................................................................................................2904 REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY...........................................................................................................2904 METHOD FOR REMOVING WORK EQUIPMENT ASSEMBLY......................................................................................................2905 METHOD FOR INSTALLING WORK EQUIPMENT ASSEMBLY....................................................................................................2909 DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT CYLINDER ASSEMBLY............................................................................................2920 METHOD FOR DISASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY........................................................................................2921 METHOD FOR ASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY...........................................................................................2925 CAB AND ITS ATTACHMENTS..................................................................................................................................2932 REMOVE AND INSTALL OPERATOR'S CAB AND FLOOR FRAME ASSEMBLY...........................................................................................2932 METHOD FOR REMOVING OPERATOR'S CAB AND FLOOR FRAME ASSEMBLY......................................................................................2933 METHOD FOR INSTALLING OPERATOR'S CAB AND FLOOR FRAME ASSEMBLY....................................................................................2940 REMOVE AND INSTALL OPERATOR'S CAB GLASS (ADHERED GLASS)..............................................................................................2949 METHOD FOR REMOVING OPERATOR'S CAB GLASS (ADHERED GLASS).........................................................................................2949 METHOD FOR INSTALLING OPERATOR'S CAB GLASS (ADHERED GLASS).......................................................................................2950 REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY.....................................................................................................2959 METHOD FOR REMOVING AIR CONDITIONER UNIT ASSEMBLY................................................................................................2959 METHOD FOR INSTALLING AIR CONDITIONER UNIT ASSEMBLY..............................................................................................2965 REMOVE AND INSTALL OPERATOR'S SEAT ASSEMBLY..........................................................................................................2972 METHOD FOR REMOVING OPERATOR'S SEAT ASSEMBLY.....................................................................................................2972 METHOD FOR INSTALLING OPERATOR'S SEAT ASSEMBLY...................................................................................................2972 REMOVE AND INSTALL SEAT BELT.........................................................................................................................2974 METHOD FOR REMOVING SEAT BELT....................................................................................................................2974 METHOD FOR INSTALLING SEAT BELT..................................................................................................................2974 ELECTRICAL SYSTEM........................................................................................................................................2976 REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY........................................................................................................2976 METHOD FOR REMOVING ENGINE CONTROLLER ASSEMBLY...................................................................................................2976 METHOD FOR INSTALLING ENGINE CONTROLLER ASSEMBLY.................................................................................................2980 REMOVE AND INSTALL HST CONTROLLER ASSEMBLY...........................................................................................................2985 METHOD FOR REMOVING HST CONTROLLER ASSEMBLY......................................................................................................2985 METHOD FOR INSTALLING HST CONTROLLER ASSEMBLY....................................................................................................2987 REMOVE AND INSTALL AIR CONDITIONER CONTROLLER ASSEMBLY...............................................................................................2989 METHOD FOR REMOVING AIR CONDITIONER CONTROLLER ASSEMBLY..........................................................................................2989 METHOD FOR INSTALLING AIR CONDITIONER CONTROLLER ASSEMBLY........................................................................................2990 REMOVE AND INSTALL MONITOR CONTROLLER ASSEMBLY.......................................................................................................2992 METHOD FOR REMOVING MONITOR CONTROLLER ASSEMBLY..................................................................................................2992 METHOD FOR INSTALLING MONITOR CONTROLLER ASSEMBLY................................................................................................2995 REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY..........................................................................................................2997 METHOD FOR REMOVING MACHINE MONITOR ASSEMBLY.....................................................................................................2997 METHOD FOR INSTALLING MACHINE MONITOR ASSEMBLY...................................................................................................3000 REMOVE AND INSTALL MASS AIR FLOW AND TEMPERATURE SENSOR..............................................................................................3003 METHOD FOR REMOVING MASS AIR FLOW AND TEMPERATURE SENSOR.........................................................................................3003 METHOD FOR INSTALLING MASS AIR FLOW AND TEMPERATURE SENSOR.......................................................................................3004 REMOVE AND INSTALL KCCV CRANKCASE PRESSURE SENSOR....................................................................................................3005 METHOD FOR REMOVING KCCV CRANKCASE PRESSURE SENSOR...............................................................................................3005 METHOD FOR INSTALLING KCCV CRANKCASE PRESSURE SENSOR.............................................................................................3006 REMOVE AND INSTALL KDPF TEMPERATURE SENSOR...........................................................................................................3008 METHOD FOR REMOVING KDPF TEMPERATURE SENSOR......................................................................................................3008 METHOD FOR INSTALLING KDPF TEMPERATURE SENSOR....................................................................................................3011 REMOVE AND INSTALL KDPF DIFFERENTIAL PRESSURE SENSOR.................................................................................................3014 METHOD FOR REMOVING KDPF DIFFERENTIAL PRESSURE SENSOR............................................................................................3015 METHOD FOR INSTALLING KDPF DIFFERENTIAL PRESSURE SENSOR..........................................................................................3018 REMOVE AND INSTALL SCR TEMPERATURE SENSOR............................................................................................................3021 METHOD FOR REMOVING SCR TEMPERATURE SENSOR.......................................................................................................3021 METHOD FOR INSTALLING SCR TEMPERATURE SENSOR.....................................................................................................3022 REMOVE AND INSTALL AMMONIA SENSOR....................................................................................................................3024 METHOD FOR REMOVING AMMONIA SENSOR...............................................................................................................3025 METHOD FOR INSTALLING AMMONIA SENSOR.............................................................................................................3027 REMOVE AND INSTALL SCR OUTLET NOx SENSOR.............................................................................................................3029 METHOD FOR REMOVING SCR OUTLET NOx SENSOR........................................................................................................3030 METHOD FOR INSTALLING SCR OUTLET NOx SENSOR......................................................................................................3032 REMOVE AND INSTALL KOMTRAX TERMINAL ASSEMBLY.........................................................................................................3035 METHOD FOR REMOVING KOMTRAX TERMINAL ASSEMBLY....................................................................................................3035 METHOD FOR INSTALLING KOMTRAX TERMINAL ASSEMBLY..................................................................................................3036 60 MAINTENANCE STANDARD......................................................................................................................................3037 CONTENTS.................................................................................................................................................3038 ABBREVIATION LIST........................................................................................................................................3039 ENGINE AND COOLING SYSTEM................................................................................................................................3045 MAINTENANCE STANDARD OF ENGINE MOUNT.................................................................................................................3045 MAINTENANCE STANDARD OF DAMPER.......................................................................................................................3046 MAINTENANCE STANDARD OF COOLING FAN MOTOR............................................................................................................3047 POWER TRAIN..............................................................................................................................................3049 MAINTENANCE STANDARD OF DRIVE SHAFT..................................................................................................................3049 MAINTENANCE STANDARD OF TRANSFER.....................................................................................................................3050 MAINTENANCE STANDARD OF TRANSFER MOUNT...............................................................................................................3058 MAINTENANCE STANDARD OF FRONT AXLE...................................................................................................................3059 MAINTENANCE STANDARD OF REAR AXLE....................................................................................................................3060 MAINTENANCE STANDARD OF FRONT TORQUE PROPORTIONING DIFFERENTIAL......................................................................................3061 MAINTENANCE STANDARD OF REAR TORQUE PROPORTIONING DIFFERENTIAL.......................................................................................3063 MAINTENANCE STANDARD OF LIMITED SLIP DIFFERENTIAL....................................................................................................3065 MAINTENANCE STANDARD OF FRONT FINAL DRIVE............................................................................................................3067 MAINTENANCE STANDARD OF REAR FINAL DRIVE.............................................................................................................3069 STEERING SYSTEM..........................................................................................................................................3071 MAINTENANCE STANDARD OF STEERING COLUMN..............................................................................................................3071 MAINTENANCE STANDARD OF PRIORITY VALVE...............................................................................................................3072 MAINTENANCE STANDARD OF STEERING CYLINDER............................................................................................................3073 MAINTENANCE STANDARD OF SECONDARY STEERING VALVE.....................................................................................................3076 BRAKE SYSTEM.............................................................................................................................................3077 MAINTENANCE STANDARD OF BRAKE CIRCUIT ACCUMULATOR CHARGE VALVE.......................................................................................3077 MAINTENANCE STANDARD OF SLACK ADJUSTER...............................................................................................................3078 MAINTENANCE STANDARD OF FRONT BRAKE..................................................................................................................3079 MAINTENANCE STANDARD OF REAR BRAKE...................................................................................................................3080 MAINTENANCE STANDARD OF PARKING BRAKE................................................................................................................3081 MAINTENANCE STANDARD OF PARKING BRAKE SOLENOID VALVE.................................................................................................3083 UNDERCARRIAGE AND FRAME..................................................................................................................................3084 MAINTENANCE STANDARD OF FRAME, AXLE MOUNT AND CENTER HINGE PIN.......................................................................................3084 HYDRAULIC SYSTEM.........................................................................................................................................3090 MAINTENANCE STANDARD OF HYDRAULIC TANK...............................................................................................................3090 MAINTENANCE STANDARD OF BRAKE AND COOLING FAN PUMP AND TRANSFER LUBRICATION PUMP.....................................................................3091 MAINTENANCE STANDARD OF STEERING AND WORK EQUIPMENT PUMP.............................................................................................3092 MAINTENANCE STANDARD OF SERVO VALVE OF STEERING AND WORK EQUIPMENT PUMP..........................................................................3095 MAINTENANCE STANDARD OF CONTROL VALVE................................................................................................................3096 MAINTENANCE STANDARD OF SELF-PRESSURE REDUCING VALVE.................................................................................................3108 MAINTENANCE STANDARD OF MULTIFUNCTION MONO-LEVER PPC VALVE...........................................................................................3110 MAINTENANCE STANDARD OF WORK EQUIPMENT LOCK SOLENOID VALVE...........................................................................................3112 WORK EQUIPMENT...........................................................................................................................................3113 MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE.......................................................................................................3113 MAINTENANCE STANDARD OF BUCKET.......................................................................................................................3117 MAINTENANCE STANDARD OF LIFT CYLINDER................................................................................................................3118 MAINTENANCE STANDARD OF BUCKET CYLINDER..............................................................................................................3119 CAB AND ITS ATTACHMENTS..................................................................................................................................3120 MAINTENANCE STANDARD OF CAB MOUNT....................................................................................................................3120 80 APPENDIX..................................................................................................................................................3121 CONTENTS.................................................................................................................................................3122 ABBREVIATION LIST........................................................................................................................................3124 AIR CONDITIONER SYSTEM...................................................................................................................................3130 PRECAUTIONS FOR REFRIGERANT..........................................................................................................................3130 AIR CONDITIONER COMPONENT............................................................................................................................3131 SPECIFICATIONS OF AIR CONDITIONER....................................................................................................................3133 CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE....................................................................................................3134 OUTLINE OF REFRIGERATION CYCLE.......................................................................................................................3135 COMPONENT PARTS OF AIR CONDITIONER SYSTEM................................................................................................................3137 AIR CONDITIONER UNIT.................................................................................................................................3137 CONFIGURATION DIAGRAM OF AIR CONDITIONER UNIT....................................................................................................3137 FUNCTION OF AIR CONDITIONER UNIT.................................................................................................................3138 COMPONENT PARTS OF AIR CONDITIONER UNIT..............................................................................................................3139 FUNCTION OF EVAPORATOR AS AIR CONDITIONER UNIT COMPONENT.........................................................................................3139 FUNCTION OF INSIDE AIR TEMPERATURE SENSOR AS AIR CONDITIONER UNIT COMPONENT......................................................................3139 FUNCTION OF BLOWER AMPLIFIER AS AIR CONDITIONER UNIT COMPONENT...................................................................................3140 FUNCTION OF BLOWER OFF RELAY AS AIR CONDITIONER UNIT COMPONENT...................................................................................3140 FUNCTION OF COMPRESSOR CLUTCH RELAY AS AIR CONDITIONER UNIT COMPONENT............................................................................3140 FUNCTION OF HEATER CORE AS AIR CONDITIONER UNIT COMPONENT........................................................................................3140 FUNCTION OF EVAPORATOR TEMPERATURE SENSOR AS AIR CONDITIONER UNIT COMPONENT......................................................................3140 FUNCTION OF SERVO MOTOR AS AIR CONDITIONER UNIT COMPONENT........................................................................................3141 FUNCTION OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT....................................................................................3141 FUNCTION OF DUAL PRESSURE SWITCH.................................................................................................................3142 AIR CONDITIONER CONTROLLER...........................................................................................................................3143 STRUCTURE OF AIR CONDITIONER CONTROLLER..........................................................................................................3143 COMPRESSOR...........................................................................................................................................3144 STRUCTURE OF COMPRESSOR..........................................................................................................................3144 SPECIFICATIONS OF COMPRESSOR.....................................................................................................................3144 FUNCTION OF COMPRESSOR...........................................................................................................................3144 CONDENSER............................................................................................................................................3145 STRUCTURE OF CONDENSER...........................................................................................................................3145 SPECIFICATIONS OF CONDENSER......................................................................................................................3145 FUNCTION OF CONDENSER............................................................................................................................3145 RECEIVER DRIER.......................................................................................................................................3146 STRUCTURE OF RECEIVER DRIER......................................................................................................................3146 SPECIFICATIONS OF RECEIVER DRIER.................................................................................................................3146 FUNCTION OF RECEIVER DRIER.......................................................................................................................3146 SENSORS FOR AIR CONDITIONER SYSTEM...................................................................................................................3147 FUNCTION OF SUNLIGHT SENSOR......................................................................................................................3147 FUNCTION OF AMBIENT TEMPERATURE SENSOR...........................................................................................................3147 EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF AIR CONDITIONER..............................................................................3148 CIRCUIT DIAGRAM AND ARRANGEMENT OF CONNECTOR PINS FOR AIR CONDITIONER....................................................................................3150 AIR CONDITIONER SYSTEM DIAGRAM...........................................................................................................................3153 INPUT AND OUTPUT SIGNALS OF AIR CONDITIONER CONTROLLER...............................................................................................3154 FUNCTION OF AIR CONDITIONER CONTROLLER...........................................................................................................3155 INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS............................................................................3156 TESTING AIR CONDITIONER USING SELF-DIAGNOSIS FUNCTION....................................................................................................3162 HOW TO OPEN THE ELECTRICAL SYSTEM ABNORMALITY RECORD SCREEN IN SERVICE MODE OF THE MACHINE MONITOR.......................................................3163 CHECK TEMPERATURE CONTROL FUNCTION.......................................................................................................................3164 METHOD FOR CHECKING TEMPERATURE CONTROL FUNCTION.....................................................................................................3164 TEST VENT (MODE) CHANGEOVER..............................................................................................................................3166 METHOD FOR TESTING VENT (MODE) CHANGEOVER............................................................................................................3166 TESTING FRESH/RECIRC AIR CHANGEOVER......................................................................................................................3168 METHOD FOR TESTING FRESH/RECIRC AIR CHANGEOVER.......................................................................................................3168 TEST EVAPORATOR TEMPERATURE SENSOR.......................................................................................................................3170 TEST RELAYS..............................................................................................................................................3172 METHOD FOR TESTING RELAYS............................................................................................................................3172 AIR CONDITIONER TROUBLESHOOTING CHART 1..................................................................................................................3174 AIR CONDITIONER TROUBLESHOOTING CHART 2..................................................................................................................3175 FAILURE CODE [879AKA]....................................................................................................................................3178 FAILURE CODE [879AKB]....................................................................................................................................3180 FAILURE CODE [879BKA]....................................................................................................................................3182 FAILURE CODE [879BKB]....................................................................................................................................3184 FAILURE CODE [879CKA]....................................................................................................................................3186 FAILURE CODE [879CKB]....................................................................................................................................3188 FAILURE CODE [879DKZ]....................................................................................................................................3190 FAILURE CODE [879EMC]....................................................................................................................................3192 FAILURE CODE [879FMC]....................................................................................................................................3193 A-1 TROUBLESHOOTING FOR POWER SUPPLY SYSTEM (AIR CONDITIONER DOES NOT OPERATE)...........................................................................3194 A-2 TROUBLESHOOTING FOR COMPRESSOR AND REFRIGERANT SYSTEM (AIR IS NOT COOLED)............................................................................3197 A-3 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL)...................................................................3200 A-4 TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER......................................................................................................3204 TROUBLESHOOTING USING GAUGE PRESSURE.....................................................................................................................3206 CONNECTION OF SERVICE TOOL...............................................................................................................................3209 METHOD FOR CONNECTING SERVICE TOOL...................................................................................................................3210 PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS..................................................................3211 HANDLE COMPRESSOR OIL....................................................................................................................................3213 KOMATSU SHORT LEVER JOYSTICK STEERING (K-SLS)............................................................................................................3215 FUNCTION AND STRUCTURE...............................................................................................................................3215 TESTING AND ADJUSTING................................................................................................................................3220 CONNECT TO JOYSTICK STEERING CONTROLLER..........................................................................................................3220 EC WS DESCRIPTION MENUS..........................................................................................................................3220 TROUBLESHOOTING......................................................................................................................................3226 E-01 JOYSTICK STEERING CANNOT BE ACTIVATED.......................................................................................................3226 E-02 MACHINE TURNS SLOWLY BY USING JOYSTICK STEERING.............................................................................................3227 E-03 MACHINE STARTS TO TURN AFTER JSS IS ACTIVATED...............................................................................................3227 E-04 MACHINE ONLY TURNS TO ONE SIDE..............................................................................................................3228 E-05 MACHINE DOES NOT DRIVE FORWARD OR BACKWARD WITH DIRECTIONAL SELECTOR (FNR) SWITCH ON LEFT ARM REST..........................................3229 90 CIRCUIT DIAGRAMS..........................................................................................................................................3231 CONTENTS.................................................................................................................................................3232 ABBREVIATION LIST........................................................................................................................................3233 HYDRAULIC CIRCUIT DIAGRAM................................................................................................................................3239 SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM............................................................................................................3239 HYDRAULIC CIRCUIT DIAGRAM (1/2)......................................................................................................................3243 HYDRAULIC CIRCUIT DIAGRAM (2/2)......................................................................................................................3245 HYDRAULIC AUTO-GREASING DIAGRAM......................................................................................................................3247 ELECTRICAL CIRCUIT DIAGRAM...............................................................................................................................3249 SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM...........................................................................................................3249 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (1/7)..........................................................................................................3253 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (2/7)..........................................................................................................3255 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (3/7)..........................................................................................................3257 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (4/7)..........................................................................................................3259 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (5/7)..........................................................................................................3261 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (6/7)..........................................................................................................3263 ELECTRICAL CIRCUIT DIAGRAM OF MACHINE (7/7)..........................................................................................................3265 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (1/9)............................................................................................................3267 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (2/9)............................................................................................................3269 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (3/9)............................................................................................................3271 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (4/9)............................................................................................................3273 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (5/9)............................................................................................................3275 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (6/9)............................................................................................................3277 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (7/9)............................................................................................................3279 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (8/9)............................................................................................................3281 ELECTRICAL CIRCUIT DIAGRAM OF FLOOR (9/9)............................................................................................................3283 ELECTRICAL CIRCUIT DIAGRAM OF EXIDOR (JSS)............................................................................................................3285 INDEX.........................................................................................................................................................3287
DESCRIPTION:
KOMATSU WA270-8 WHEEL LOADER SHOP MANUAL VENBM31500 – PDF DOWNLOAD
Composition of the shop manual
This shop manual contains technical information necessary to perform services in workshops. It is divided into the following chapters for the ease of use.
00 INDEX AND FOREWORD
This section describes the index, foreword, safety, and basic information.
01 SPECIFICATIONS
This section describes the specifications of the machine.
10 STRUCTURE AND FUNCTION
This section describes the structure and operation of each component with respect to each system. “STRUCTURE AND FUNCTION” is helpful in not only understanding the structure of each component but performing troubleshooting.
20 STANDARD VALUE TABLE
This section describes the standard values for new machine and failure criteria for testing and adjusting, and troubleshooting. Use the standard values table to check the standard values for testing and adjusting, and judge troubles in troubleshooting.
30 TESTING AND ADJUSTING
This section describes the measuring tools and measuring methods for testing and adjusting as well as the adjusting method of each part. The standard values and repair limit for TESTING AND ADJUSTING are described in “STANDARD VALUE TABLE”.
40 TROUBLESHOOTING
This section describes troubleshooting of failure part and its remedy method on the occurrence of the failure. Descriptions of troubleshooting are sorted by failure mode.
50 DISASSEMBLY AND ASSEMBLY
This section describes the special tools, work procedures, and safety precautions necessary for removal, installation, disassembly, and assembly of the components and parts. In addition, tightening torques, quantity, and weight of the coating materials, lubricants, and coolant necessary to these works are shown.
60 MAINTENANCE STANDARD
This section describes the maintenance standard value of each component. The maintenance standard shows the criteria and remedies for disassembly and assembly.
80 THE OTHER INFORMATION
This section describes the structure and function, testing and adjusting, and troubleshooting for all of the other components or equipment which cannot be separately classified in the appendix.
90 Circuit diagrams
This section describes hydraulic circuit diagrams and electrical circuit diagrams.
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