Komatsu Hydraulic Excavators PC88MR Repair Service Manuals
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Complete service repair manual with Electrical Wiring Diagrams for Komatsu Hydraulic Excavators PC88MR, with all the technical information to maintain, diagnose, repair, rebuild like professional mechanics.
Komatsu Hydraulic Excavators PC88MR workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
CEBM007301 - Hydraulic Excavator PC88MR-8 Shop Manual.pdf
SEN04329-11 - Hydraulic Excavator PC88MR-8 Shop Manual.pdf
SEN06467-02 - Hydraulic Excavator PC88MR-10 Shop Manual.pdf
TEN00287-06 - Hydraulic Excavator PC88MR-8 Operation & Maintenance Manual.pdf
TEN00468-01 - Hydraulic Excavator PC88MR-8 Operation & Maintenance Manual.pdf
WEAM009700 - Hydraulic Excavator PC80MR-3 Operation & Maintenance Manual.pdf
CEAM021202 - Hydraulic Excavator PC88MR-8 Operation & Maintenance Manual.pdf
Total Pages: 4,973 pages
File Format: PDF
Language: English
EEAM004900 - Hydraulic Excavator PC95-1 Operation & Maintenance Manual....2
CONTENTS....11
FOREWORD....4
SAFETY INFORMATION....5
INTRODUCTION....7
PERMITTED USES....7
MAIN FEATURES....7
RUNNING IN THE MACHINE....7
LOCATION OF MACHINE COMPONENT IDENTIFICATION PLATES....9
SERIAL NUMBERS AND ADDRESS OF DEALER....10
SAFETY AND ACCIDENT PREVENTION....17
1. SAFETY MEASURES ....18
1.1 GENERAL PRECAUTIONS ....18
1.2 SAFETY DEVICES ....18
1.3 PERSONAL PROTECTIVE CLOTHING AND EQUIPMENT ....18
1.4 UNAUTHORISED MODIFICATIONS ....19
1.5 LEAVING THE DRIVING SEAT ....19
1.6 ENTERING AND LEAVING THE MACHINE ....20
1.7 PREVENTION OF FUEL AND OIL FIRES ....20
1.8 PREVENTION OF BURNS AND SCALDING ....21
1.9 PREVENTION OF ASBESTOS DUST CONTAMINATION ....22
1.10 PREVENTION OF INJURY BY WORK EQUIPMENT ....22
1.11 FIRE EXTINGUISHERS AND FIRST AID KIT ....23
1.12 PRECAUTIONS REGARDING THE CAB FRAME ....23
1.13 PRECAUTIONS REGARDING EQUIPMENT ....23
PRECAUTIONS....24
2. PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE ....25
2.1 ON-SITE SAFETY ....25
2.2 FIRE PREVENTION ....25
2.3 PRECAUTIONS REGARDING THE CAB ....26
2.4 VENTILATION OF ENCLOSED AREAS ....26
2.5 CLEANING WINDOWS, MIRRORS AND HEADLIGHTS - CHECKING WIPER BLADES, LAMPS ....26
3. PRECAUTIONS TO BE TAKEN WHILE WORKING ....27
3.1 STARTING THE ENGINE ....27
3.2 CHECKS PRIOR TO REVERSING ....27
3.3 MOVING THE MACHINE ....28
3.4 WORKING ON SLOPES ....29
3.5 PREVENTION OF ELECTROCUTION ....30
3.6 VISIBILITY ....31
3.7 WORKING ON FROZEN OR SNOW-COVERED GROUND ....31
3.8 PREVENTION OF DAMAGE BY THE EQUIPMENT ....31
3.9 WORKING ON LOOSE OR PLOUGHED SOIL ....31
3.10 PARKING THE MACHINE ....32
4. TRANSPORTING THE MACHINE ON ANOTHER VEHICLE ....33
4.1 LOADING AND UNLOADING ....33
4.2 THE ROUTE ....33
5. THE BATTERY ....34
5.1 SAFETY PRECAUTIONS FOR WORK ON BATTERIES ....34
5.2 STARTING THE ENGINE WITH JUMP LEADS ....34
6. PRECAUTIONS FOR EMERGENCY RECOVERY ....35
7. PRECAUTIONS TO BE TAKEN DURING MAINTENANCE ....36
7.1 WARNING NOTICES ....36
7.2 TOOLS ....36
7.3 PERSONAL PRECAUTIONS ....36
7.4 EQUIPMENT ....37
7.5 KEEPING THE MACHINE CLEAN ....37
7.6 RUNNING THE ENGINE DURING MAINTENANCE ....37
7.7 RULES FOR REFUELLING AND ADDING OIL ....38
7.8 LEVEL OF COOLANT IN THE RADIATOR ....38
7.9 USING LAMPS ....39
7.10 BATTERY AND ALTERNATOR PRECAUTIONS ....39
7.11 PRECAUTIONS REGARDING HIGH PRESSURE HOSES ....40
7.12 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH PRESSURE SYSTEMS ....40
7.13 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES ....40
7.14 THE RADIATOR COOLING FAN AND FAN BELT ....41
8. SAFETY AND NOISE ABATEMENT NOTICES ....42
8.1 LOCATION OF SAFETY NOTICES ....42
8.2 LOCATION OF NOISE ABATEMENT NOTICES ....43
TECHNICAL SPECIFICATIONS ....44
OVERALL DIMENSIONS WITH MONOBLOCK BOOM....45
OVERALL DIMENSIONS WITH ARTICULATED BOOM....45
TECHNICAL SPECIFICATIONS....46
THE MACHINE AND ITS OPERATIONS....47
9. SAFETY DEVICES ....48
9.1 EQUIPMENT SAFETY DEVICES ....48
10. GENERAL VIEWS ....49
10.1 GENERAL VIEW (MONOBLOCK BOOM) ....49
10.2 GENERAL VIEW (ARTICULATED BOOM) ....50
10.3 GENERAL VIEW OF INSIDE OF CAB ....51
11. INSTRUMENTS AND CONTROLS ....52
11.1 INSTRUMENTS, WARNING LIGHTS, AND PUSH-BUTTONS ....52
11.1.1 INSTRUMENTS....53
11.1.2 WARNING LIGHTS AND INDICATORS....53
11.1.3 PUSH-BUTTONS AND SWITCHES....54
11.2 LOCATION OF MACHINE CONTROLS ....57
11.2.1 MACHINE CONTROLS....58
1 - ARTICULATED BOOM CONTROL PEDAL....58
2 - 3 TRANSLATION AND STEERING LEVER....58
4 - BOOM ROTATION PEDAL....59
5 - 6 EQUIPMENT CONTROL LEVERS....60
7 - BLADE CONTROL LEVER....62
8 - ACCELERATOR LEVER....62
9 - SWING LOCK LEVER....62
10 - EQUIPMENT CONTROL LOCK....63
11 - SPEED CONTROL PEDAL....64
12 - WORKING BRAKE....64
12. FUSES AND RELAYS ....65
12.1 FUSES ....65
12.2 RELAYS....67
13. THE CAB AND DRIVING POSITION ....68
13.1 THE CAB ....68
13.2 VENTILATION AND HEATING ....71
13.3 THE DRIVING SEAT ....72
13.4 THE SAFETY BELT ....73
14. OPERATING THE MACHINE ....74
14.1 CHECKS PRIOR TO STARTING THE ENGINE ....74
14.1.1 VISUAL CHECKS....74
14.1.2 DAILY CHECKS....74
14.1.3 OPERATING CHECKS....75
14.2 STARTING THE ENGINE ....76
14.2.1 STARTING A WARM ENGINE AND STARTING IN WARM WEATHER....76
14.2.2 STARTING A COLD ENGINE AND STARTING IN COLD WEATHER....77
14.3 WARMING UP THE ENGINE....77
14.4 WARMING UP THE HYDRAULIC FLUID ....78
14.5 MOVING THE MACHlNE ....78
14.5.1 STEERING AND DIRECTION CHANGING....79
14.5.2 NEGOTIATING SLOPES....81
14.5.3 MAXIMUM DEPTH OF WATER....82
15. PARKING THE MACHINE ....83
15.1 PARKING ON LEVEL GROUND ....83
15.2 PARKING ON A SLOPE ....84
16. STOPPING THE ENGINE ....85
17. TRANSPORTING THE MACHINE ON ANOTHER VEHICLE ....86
17.1 LOADING AND UNLOADING ....86
17.2 THE ROUTE ....87
18. COLD WEATHER PRECAUTIONS ....88
18.1 FUEL AND LUBRICANTS ....88
18.2 COOLANT ....88
18.3 THE BATTERY ....89
18.4 OTHER PRECAUTIONS ....89
18.5 PRECAUTIONS AT THE END OF A WORKING DAY ....89
19. WARM WEATHER PRECAUTIONS ....90
20. USING THE WORK EQUIPMENT ....91
20.1 ORGANISATION OF THE WORK AREA ....91
20.2 POSITIONING THE BUCKET ACCORDING TO THE JOB ....91
20.3 POSITIONING THE MACHINE FOR DIGGING ....92
20.4 DIGGING METHOD ....93
20.5 CHANGING THE WORK EQUIPMENT ....95
20.5.1 CHANGING THE BUCKET....95
21. FAULT FINDING ....96
21.1 RUNNING OUT OF FUEL ....96
21.2 IF THE BATTERY IS FLAT....96
21.2.1 USING JUMP LEADS TO START THE ENGINE....97
21.3 OTHER FAULTS....99
21.3.1 ELECTRICAL SYSTEM....99
21.3.2 ENGINE....100
21.3.3 HYDRAULIC SYSTEM....101
MAINTENANCE....102
22. MAINTENANCE GUIDE ....103
23. MAINTENANCE NOTES ....105
23.1 ENGINE MAINTENANCE NOTES ....105
23.1.1 ENGINE OIL....105
23.1.2 COOLING WATER....106
23.1.3 FUEL....106
23.2 HYDRAULIC SYSTEM MAINTENANCE NOTES ....107
23.3 ELECTRICAL SYSTEM MAINTENANCE NOTES ....107
23.4 NOTES ON LUBRICATION ....108
23.5 PARTS SUBJECT TO RAPID WEAR AND REQUIRING REGULAR REPLACEMENT ....108
24. FUEL, COOLANT, AND LUBRICANTS ....109
25. NUT AND BOLT TIGHTENING TORQUES ....111
25.1 STANDARD TIGHTENING TORQUES ....111
25.2 SPECIAL TIGHTENING TORQUES ....111
26. SCHEDULED MAINTENANCE ....112
26.1 PRE-STARTING CHECKS ....116
26.1.a VARIOUS CHECKS....116
26.1.b CHECKING THE COOLANT LEVEL....116
26.1.c CHECKING THE FUEL LEVEL....117
26.1.d CHECKING THE ENGINE OIL LEVEL....117
26.1.e CHECKING THE LEVEL OF THE HYDRAULIC FLUID....118
26.1.f CHECKING THE ELECTRICAL SYSTEM....119
26.1.g DRAINING THE FUEL LINE WATER TRAP....119
26.2 AFTER THE FIRST 50 HOURS ....120
26.3 EVERY 50 HOURS ....120
26.3.a GREASING THE SWIVEL JOINT....120
26.3.b CLEANING THE ENGINE AIR FILTER DUST TRAP....120
26.4 EVERY 100 HOURS ....121
26.4.a GREASING THE ARTICULATIONS....121
26.4.b CLEANING THE MAIN AIR FILTER ELEMENT....125
26.5 AFTER THE FIRST 250 HOURS ....126
26.6 EVERY 250 HOURS ....126
26.6.a ADJUSTING FAN BELT TENSION....126
26.6.b CHECKING THE ELECTROLYTE LEVEL IN THE BATTERY....127
26.6.c CHECKING THE OIL LEVEL IN THE FINAL DRIVES....128
26.6.d CHECKING THE OIL LEVEL IN THE SWING MOTOR....129
26.6.e CHANGING THE HYDRAULIC SYSTEM FILTER ELEMENT....129
26.6.f CHANGING THE SERVOCONTROL FILTER ELEMENT....131
26.6.g CHANGING THE ENGINE OIL....131
26.6.h CHANGING THE ENGINE OIL FILTER....132
26.7 EVERY 500 HOURS ....133
26.7.a CHANGING THE MAIN AIR FILTER ELEMENT....133
26.7.b DRAINING THE FUEL TANK....133
26.7.c CLEANING THE OUTSIDE OF THE RADIATOR....134
26.7.d CHANGING THE FUEL FILTER AND CLEANING THE FUEL PUMP’S GAUZE FILTER....134
26.7.e CHECKING THE GREASE LEVEL IN THE FIFTH WHEEL PINION GEAR....136
26.7.f GREASING THE FIFTH WHEEL....136
26.8 EVERY 1000 HOURS ....137
26.8.a CHANGING THE AIR FILTER BACKUP ELEMENT....137
26.9 EVERY 2000 HOURS ....138
26.9.a CHANGING THE HYDRAULIC FLUID....138
26.9.b CHANGING THE FINAL DRIVES OIL....139
26.9.c CHANGING THE SWING MOTOR OIL....140
26.9.d CHANGING THE GREASE IN THE FIFTH WHEEL PINION GEAR....141
26.9.e CHANGING THE COOLANT....142
26.9.f CHECKING ENGINE VALVE CLEARANCE....142
26.9.g CHECKING THE ALTERNATOR AND STARTER MOTOR....142
26.10 OCCASIONAL MAINTENANCE....143
26.10.a WASHING OUT THE COOLING SYSTEM....143
26.10.b ADJUSTING TRACK TENSION....144
26.10.c CHECKING THE SECURITY OF THE TRACK SHOES....146
27. EXTENDED PERIODS OF DISUSE ....147
27.1 PREPARING TO LAY UP THE MACHINE ....147
27.2 PREPARING THE MACHINE FOR USE....147
FGAMPC9510 - Hydraulic Excavator PC95-1 Operation & Maintenance Manual....149
CONTENTS ....162
FOREWORD....150
SAFETY INFORMATION ....152
INTRODUCTION ....154
PERMITTED USES ....154
MAIN FEATURES ....154
RUNNING IN THE MACHINE ....154
SUMMARY OF PICTOGRAMS ....156
LOCATION OF MACHINE COMPONENT IDENTIFICATION PLATES ....159
SERIAL NUMBERS AND ADDRESS OF DEALER ....160
POSITION AND CONTENTS OF <<CE>> PLATE ....161
SAFETY AND ACCIDENT PREVENTION....169
1. SAFETY MEASURES ....170
1.1 GENERAL PRECAUTIONS ....170
1.2 SAFETY DEVICES ....170
1.3 PERSONAL PROTECTIVE CLOTHING AND EQUIPMENT ....170
1.4 UNAUTHORISED MODIFICATIONS ....171
1.5 LEAVING THE DRIVING SEAT ....171
1.6 ENTERING AND LEAVING THE MACHINE ....172
1.7 PREVENTION OF FUEL AND OIL FIRES ....172
1.8 PREVENTION OF BURNS AND SCALDING ....173
1.9 PREVENTION OF ASBESTOS DUST CONTAMINATION ....174
1.10 PREVENTION OF INJURY BY WORK EQUIPMENT ....174
1.11 FIRE EXTINGUISHERS AND FIRST AID KIT ....175
1.12 PRECAUTIONS REGARDING THE CAB FRAME ....175
1.13 PRECAUTIONS REGARDING EQUIPMENT ....175
PRECAUTIONS....176
2. PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE ....177
2.1 ON-SITE SAFETY ....177
2.2 FIRE PREVENTION ....177
2.3 PRECAUTIONS REGARDING THE CAB ....178
2.4 VENTILATION OF ENCLOSED AREAS ....178
2.5 CLEANING WINDOWS, MIRRORS AND HEADLIGHTS - CHECKING WIPER BLADES, LAMPS ....178
3. PRECAUTIONS TO BE TAKEN WHILE WORKING ....179
3.1 STARTING THE ENGINE ....179
3.2 CHECKS PRIOR TO REVERSING ....179
3.3 MOVING THE MACHINE ....180
3.4 WORKING ON SLOPES ....181
3.5 PREVENTION OF ELECTROCUTION ....182
3.6 VISIBILITY ....183
3.7 WORKING ON FROZEN OR SNOW-COVERED GROUND ....183
3.8 PREVENTION OF DAMAGE BY THE EQUIPMENT ....183
3.9 WORKING ON LOOSE OR PLOUGHED SOIL ....183
3.10 PARKING THE MACHINE ....184
4. TRANSPORTING THE MACHINE ON ANOTHER VEHICLE ....185
4.1 LOADING AND UNLOADING ....185
4.2 THE ROUTE ....185
5. THE BATTERY ....186
5.1 SAFETY PRECAUTIONS FOR WORK ON BATTERIES ....186
5.2 STARTING THE ENGINE WITH JUMP LEADS ....186
6. PRECAUTIONS FOR EMERGENCY RECOVERY ....187
7. PRECAUTIONS TO BE TAKEN DURING MAINTENANCE ....188
7.1 WARNING NOTICES ....188
7.2 TOOLS ....188
7.3 PERSONAL PRECAUTIONS ....189
7.4 EQUIPMENT ....189
7.5 KEEPING THE MACHINE CLEAN ....189
7.6 RUNNING THE ENGINE DURING MAINTENANCE ....190
7.7 RULES FOR REFUELLING AND ADDING OIL ....190
7.8 LEVEL OF COOLANT IN THE RADIATOR ....191
7.9 USING LAMPS ....191
7.10 BATTERY AND ALTERNATOR PRECAUTIONS ....191
7.11 PRECAUTIONS REGARDING HIGH PRESSURE HOSES ....192
7.12 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH PRESSURE SYSTEMS ....192
7.13 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES ....193
7.14 THE RADIATOR COOLING FAN AND FAN BELT ....193
8. SAFETY AND NOISE ABATEMENT NOTICES ....194
8.1 LOCATION OF SAFETY NOTICES ....194
8.2 LOCATION OF NOISE ABATEMENT NOTICES ....195
9. VIBRATIONS TO WHICH THE USER IS SUBJECTED....195
TECHNICAL SPECIFICATIONS....196
10. TECHNICAL SPECIFICATIONS ....197
10.1 OVERALL DIMENSIONS ....197
10.2 TECHNICAL SPECIFICATIONS ....198
10.3 LIFTING CAPACITY ....198
10.3.1 LIFTING CAPACITY WITH MONOBLOCK BOOM....199
10.3.2 LIFTING CAPACITY WITH ARTICULATED BOOM ....200
THE MACHINE AND ITS OPERATIONS....201
11. SAFETY DEVICES ....202
11.1 EQUIPMENT SAFETY DEVICES ....202
12. GENERAL VIEWS ....203
12.1 GENERAL VIEW (MONOBLOCK BOOM) ....203
12.2 GENERAL VIEW (ARTICULATED BOOM) ....204
12.3 GENERAL VIEW OF INSIDE OF CAB ....205
13. INSTRUMENTS AND CONTROLS ....206
13.1 INSTRUMENTS, WARNING LIGHTS, AND PUSH-BUTTONS ....206
13.1.1 INSTRUMENTS ....208
13.1.2 WARNING LIGHTS AND INDICATORS ....208
13.1.3 PUSH-BUTTONS AND SWITCHES ....209
13.1.4 ELECTRICAL ACCESSORIES ....211
13.2 LOCATION OF MACHINE CONTROLS ....213
13.2.1 MACHINE CONTROLS ....214
1 - ARTICULATED BOOM CONTROL PEDAL ....214
2 - 3 TRANSLATION AND STEERING LEVER ....214
4 - BOOM ROTATION PEDAL ....215
5 - 6 EQUIPMENT CONTROL LEVERS ....216
7 - BLADE CONTROL LEVER ....218
8 - ACCELERATOR LEVER ....218
9 - SWING LOCK LEVER ....219
10 - EQUIPMENT CONTROL LOCK ....220
11 - SPEED CONTROL PEDAL ....220
12 - WORKING BRAKE ....221
14. FUSES AND RELAYS ....222
14.1 FUSES ....222
14.2 RELAYS ....224
15. THE CAB AND DRIVING POSITION ....225
15.1 THE CAB ....225
15.2 VENTILATION AND HEATING ....228
15.3 THE DRIVING SEAT ....229
15.4 THE SAFETY BELT ....230
15.5 EMERGENCY EXIT ....231
15.6 FIRE EXTINGUISHERS ....231
15.7 FIRST AID KIT ....232
15.8 TECHNICAL DOCUMENTATION ....232
16. OPERATING THE MACHINE ....233
16.1 CHECKS PRIOR TO STARTING THE ENGINE ....233
16.1.1 VISUAL CHECKS ....233
16.1.2 DAILY CHECKS ....233
16.1.3 OPERATING CHECKS ....234
16.2 STARTING THE ENGINE ....235
16.2.1 STARTING A WARM ENGINE AND STARTING IN WARM WEATHER ....235
16.2.2 STARTING A COLD ENGINE AND STARTING IN COLD WEATHER ....236
16.3 WARMING UP THE ENGINE ....236
16.4 WARMING UP THE HYDRAULIC FLUID ....237
16.5 MOVING THE MACHINE ....237
16.5.1 STEERING AND DIRECTION CHANGING ....238
16.5.2 NEGOTIATING SLOPES ....240
16.5.3 MAXIMUM DEPTH OF WATER ....241
17. PARKING THE MACHINE ....242
17.1 PARKING ON LEVEL GROUND ....242
17.2 PARKING ON A SLOPE ....243
18. STOPPING THE ENGINE ....244
19. TRANSPORTING THE MACHINE ON ANOTHER VEHICLE....244
19.1 LOADING AND UNLOADING ....244
19.2 THE ROUTE ....246
20. COLD WEATHER PRECAUTIONS ....247
20.1 FUEL AND LUBRICANTS ....247
20.2 COOLANT ....247
20.3 THE BATTERY ....248
20.4 OTHER PRECAUTIONS ....248
20.5 PRECAUTIONS AT THE END OF A WORKING DAY ....248
21. WARM WEATHER PRECAUTIONS ....249
22. USING THE WORK EQUIPMENT ....250
22.1 ORGANISATION OF THE WORK AREA ....250
22.2 POSITIONING THE BUCKET ACCORDING TO THE JOB ....250
22.3 POSITIONING THE MACHINE FOR DIGGING ....251
22.4 DIGGING METHOD ....252
22.5 CHANGING THE WORK EQUIPMENT ....254
22.5.1 CHANGING THE BUCKET ....254
23. FAULT FINDING ....255
23.1 RUNNING OUT OF FUEL ....255
23.2 IF THE BATTERY IS FLAT ....255
23.2.1 USING JUMP LEADS TO START THE ENGINE ....256
23.3 OTHER FAULTS....258
23.3.1 ELECTRICAL SYSTEM....258
23.3.2 ENGINE ....259
23.3.3 HYDRAULIC SYSTEM ....260
MAINTENANCE....261
24. MAINTENANCE GUIDE ....262
25. MAINTENANCE NOTES ....264
25.1 ENGINE MAINTENANCE NOTES ....264
25.1.1 ENGINE OIL ....264
25.1.2 COOLING WATER ....265
25.1.3 FUEL ....265
25.2 HYDRAULIC SYSTEM MAINTENANCE NOTES ....266
25.3 ELECTRICAL SYSTEM MAINTENANCE NOTES ....266
25.4 NOTES ON LUBRICATION ....267
25.5 PARTS SUBJECT TO RAPID WEAR AND REQUIRING REGULAR REPLACEMENT ....267
26. FUEL, COOLANT, AND LUBRICANTS ....268
27. NUT AND BOLT TIGHTENING TORQUES ....270
27.1 STANDARD TIGHTENING TORQUES ....270
27.2 SPECIAL TIGHTENING TORQUES ....270
28. LUBRICATION ....271
28.1 LUBRICATION CHART ....271
29. SCHEDULED MAINTENANCE....272
29.1 PRE-STARTING CHECKS ....275
29.1.a VARIOUS CHECKS ....275
29.1.b CHECKING THE COOLANT LEVEL ....275
29.1.c CHECKING THE FUEL LEVEL ....276
29.1.d CHECKING THE ENGINE OIL LEVEL ....276
29.1.e CHECKING THE LEVEL OF THE HYDRAULIC FLUID....277
29.1.f CHECKING THE ELECTRICAL SYSTEM ....278
29.1.g DRAINING THE FUEL LINE WATER TRAP ....278
29.2 AFTER THE FIRST 50 HOURS ....279
29.3 EVERY 50 HOURS....279
29.3.a GREASING THE SWIVEL JOINT....279
29.3.b CLEANING THE ENGINE AIR FILTER DUST TRAP....279
29.4 EVERY 100 HOURS....280
29.4.a GREASING THE ARTICULATIONS....280
29.4.b CLEANING....283
29.4.c GREASING THE FIFTH WHEEL....284
29.4.d LUBRICATION OF THE OVERLOAD DEVICE CAM....284
29.5 AFTER THE FIRST 250 HOURS....284
29.6 EVERY 250 HOURS....285
29.6.a ADJUSTING FAN BELT TENSION....285
29.6.b CHECKING THE ELECTROLYTE LEVEL IN THE BATTERY....285
29.6.c CHECKING THE OIL LEVEL IN THE F....286
29.6.d CHECKING THE OIL LEVEL IN THE SWING....287
29.6.e CHANGING THE HYDRAULIC SYSTEM FILTER ELEMENT....287
29.6.f CHANGING THE SERVOCONTROL FILTER ELEMENT....288
29.6.g CHANGING THE ENGINE OIL....289
29.6.h CHANGING THE ENGINE OIL FILTER....290
29.7 EVERY 500 HOURS....291
29.7.a CHANGING THE MAIN AIR FILTER ELEMENT....291
29.7.b DRAINING THE FUEL TANK....291
29.7.c CLEANING THE OUTSIDE OF THE RADIATOR....292
29.7.d CHANGING THE FUEL FILTER AND CLEANING THE FUEL PUMP’S GAUZE FILTER....292
29.7.e CHECKING THE GREASE LEVEL IN THE FIFTH WHEEL PINION GEAR....294
29.8 EVERY 1000 HOURS....295
29.8.a CHANGING THE AIR FILTER BACKUP ELEMENT....295
29.9 EVERY 2000 HOURS....296
29.9.a CHANGING THE HYDRAULIC FLUID....296
29.9.b CHANGING THE FINAL DRIVES OIL....298
29.9.c CHANGING THE SWING MOTOR OIL....298
29.9.d CHANGING THE GREASE IN THE FIFTH WHEEL PINION GEAR....300
29.9.e CHANGING THE COOLANT....301
29.9.f CHECKING ENGINE VALVE CLEARANCE....302
29.9.g CHECKING THE ALTERNATOR AND STARTER MOTOR....302
29.10 OCCASIONAL MAINTENANCE....303
29.10.a WASHING OUT THE COOLING SYSTEM....303
29.10.b ADJUSTING TRACK TENSION....304
29.10.c CHECKING THE SECURITY OF THE TRACK SHOES....306
30. EXTENDED PERIODS OF DISUSE ....307
30.1 PREPARING TO LAY UP THE MACHINE ....307
30.2 PREPARING THE MACHINE FOR USE ....308
AUTHORISED OPTIONAL EQUIPMENT....309
31. AUTHORISED OPTIONAL EQUIPMENT ....310
31.1 OPTIONAL EQUIPMENT CHARACTERISTICS....310
32. DEMOLITION HAMMER ....311
32.1 DESCRIPTION AND OPERATION ....311
32.2 FITTING AND REMOVING THE DEMOLITION HAMMER ....311
32.2.1 FITTING THE DEMOLITION HAMMER ....311
32.2.2 REMOVING THE DEMOLITION HAMMER ....314
33. CLAMSHELL BUCKET....315
33.1 DESCRIPTION AND OPERATION....315
33.2 FITTING THE CLAMSHELL BUCKET ....316
WEAMPC9501 - Hydraulic Excavator PC95-1 Operation & Maintenance Manual....320
FOREWORD....322
SAFETY INFORMATION....324
INTRODUCTION....326
PERMITTED USES....326
MAIN FEATURES....326
RUNNING IN THE MACHINE....326
SUMMARY OF PICTOGRAMS....328
LOCATION OF MACHINE COMPONENT IDENTIFICATION PLATES....331
SERIAL NUMBERS AND ADDRESS OF DEALER....332
POSITION AND CONTENTS OF <<CE>> PLATE....333
CONTENTS....334
SAFETY AND ACCIDENT PREVENTION....342
1. SAFETY MEASURES....343
1.1 GENERAL PRECAUTIONS....343
1.2 SAFETY DEVICES....343
1.3 PERSONAL PROTECTIVE CLOTHING AND EQUIPMENT....343
1.4 UNAUTHORISED MODIFICATIONS....344
1.5 LEAVING THE DRIVING SEAT....344
1.6 ENTERING AND LEAVING THE MACHINE....345
1.7 PREVENTION OF FUEL AND OIL FIRES....345
1.8 PREVENTION OF BURNS AND SCALDING....346
1.9 PREVENTION OF ASBESTOS DUST CONTAMINATION....347
1.10 PREVENTION OF INJURY BY WORK EQUIPMENT....347
1.11 FIRE EXTINGUISHERS AND FIRST AID KIT....348
1.12 PRECAUTIONS REGARDING THE CAB FRAME....348
1.13 PRECAUTIONS REGARDING EQUIPMENT....348
PRECAUTIONS....350
2. PRECAUTIONS TO BE TAKEN BEFORE STARTING THE ENGINE....351
2.1 ON-SITE SAFETY....351
2.2 FIRE PREVENTION....351
2.3 PRECAUTIONS REGARDING THE CAB....352
2.4 VENTILATION OF ENCLOSED AREAS....352
2.5 CLEANING WINDOWS, MIRRORS AND HEADLIGHTS - CHECKING WIPER BLADES, LAMPS....352
3. PRECAUTIONS TO BE TAKEN WHILE WORKING....353
3.1 STARTING THE ENGINE....353
3.2 CHECKS PRIOR TO REVERSING....353
3.3 MOVING THE MACHINE....354
3.4 WORKING ON SLOPES....355
3.5 PREVENTION OF ELECTROCUTION....356
3.6 VISIBILITY....357
3.7 WORKING ON FROZEN OR SNOW-COVERED GROUND....357
3.8 PREVENTION OF DAMAGE BY THE EQUIPMENT....357
3.9 WORKING ON LOOSE OR PLOUGHED SOIL....357
3.10 PARKING THE MACHINE....358
4. TRANSPORTING THE MACHINE ON ANOTHER VEHICLE....359
4.1 LOADING AND UNLOADING....359
4.2 THE ROUTE....359
5. THE BATTERY....360
5.1 SAFETY PRECAUTIONS FOR WORK ON BATTERIES....360
5.2 STARTING THE ENGINE WITH JUMP LEADS....360
6. PRECAUTIONS FOR EMERGENCY RECOVERY....361
7. PRECAUTIONS TO BE TAKEN DURING MAINTENANCE....362
7.1 WARNING NOTICES....362
7.2 TOOLS....362
7.3 PERSONAL PRECAUTIONS....363
7.4 EQUIPMENT....363
7.5 KEEPING THE MACHINE CLEAN....363
7.6 RUNNING THE ENGINE DURING MAINTENANCE....364
7.7 RULES FOR REFUELLING AND ADDING OIL....364
7.8 LEVEL OF COOLANT IN THE RADIATOR....365
7.9 USING LAMPS....365
7.10 BATTERY AND ALTERNATOR PRECAUTIONS....365
7.11 PRECAUTIONS REGARDING HIGH PRESSURE HOSES....366
7.12 PRECAUTIONS TO BE TAKEN WHEN WORKING ON HIGH PRESSURE SYSTEMS....366
7.13 PRECAUTIONS FOR MAINTENANCE WORK INVOLVING HIGH TEMPERATURES AND PRESSURES....367
7.14 THE RADIATOR COOLING FAN AND FAN BELT....367
8. SAFETY AND NOISE ABATEMENT NOTICES....368
8.1 LOCATION OF SAFETY NOTICES....368
8.2 LOCATION OF NOISE ABATEMENT NOTICES....369
9. VIBRATIONS TO WHICH THE USER IS SUBJECTED....369
TECHNICAL SPECIFICATIONS....370
10.TECHNICAL SPECIFICATIONS....371
10.1 OVERALL DIMENSIONS....371
10.2 TECHNICAL SPECIFICATIONS....372
10.3 LIFTING CAPACITY....372
10.3.1 LIFTING CAPACITY TABLE....373
10.3.2 LIFTING CAPACITY WITH MONOBLOCK BOOM....375
10.3.3 LIFTING CAPACITY WITH ARTICULATED BOOM....376
THE MACHINE AND ITS OPERATIONS....378
11. SAFETY DEVICES....379
11.1 EQUIPMENT SAFETY DEVICES....379
12. GENERAL VIEWS....380
12.1 GENERAL VIEW (MONOBLOCK BOOM)....380
12.2 GENERAL VIEW (ARTICULATED BOOM)....381
12.3 GENERAL VIEW OF INSIDE OF CAB....382
13. INSTRUMENTS AND CONTROLS....383
13.1 INSTRUMENTS, WARNING LIGHTS, AND PUSH-BUTTONS....383
13.1.1 INSTRUMENTS....385
13.1.2 WARNING LIGHTS AND INDICATORS....385
13.1.3 PUSH-BUTTONS AND SWITCHES....386
13.1.4 ELECTRICAL ACCESSORIES....389
13.2 LOCATION OF MACHINE CONTROLS....390
13.2.1 MACHINE CONTROLS....391
1 - ARTICULATED BOOM CONTROL PEDAL....391
2 - 3 TRANSLATION AND STEERING LEVER....391
4 - BOOM ROTATION PEDAL....392
5 - 6 EQUIPMENT CONTROL LEVERS....393
7 - BLADE CONTROL LEVER....395
8 - ACCELERATOR LEVER....395
9 - SWING LOCK LEVER....396
10 - EQUIPMENT CONTROL LOCK....397
11 - WORKING BRAKE....398
14. FUSES AND RELAYS....399
14.1 FUSES....399
14.2 RELAYS....401
15. THE CAB AND DRIVING POSITION....402
15.1 THE CAB....402
15.2 VENTILATION AND HEATING....405
15.3 THE DRIVING SEAT....406
15.4 THE SAFETY BELT....407
15.5 EMERGENCY EXIT....408
15.6 FIRE EXTINGUISHERS....408
15.7 FIRST AID KIT....409
15.8 TECHNICAL DOCUMENTATION....409
16. OPERATING THE MACHINE....410
16.1 CHECKS PRIOR TO STARTING THE ENGINE....410
16.1.1 VISUAL CHECKS....410
16.1.2 DAILY CHECKS....410
16.1.3 OPERATING CHECKS....411
16.2 STARTING THE ENGINE....412
16.2.1 STARTING A WARM ENGINE AND STARTING IN WARM WEATHER....412
16.2.2 STARTING A COLD ENGINE AND STARTING IN COLD WEATHER....413
16.3 WARMING UP THE ENGINE....413
16.4 WARMING UP THE HYDRAULIC FLUID....414
16.5 MOVING THE MACHINE....414
16.5.1 STEERING AND DIRECTION CHANGING....415
16.5.2 NEGOTIATING SLOPES....417
16.5.3 MAXIMUM DEPTH OF WATER....418
17. PARKING THE MACHINE....419
17.1 PARKING ON LEVEL GROUND....419
17.2 PARKING ON A SLOPE....420
18. STOPPING THE ENGINE....421
19. TRANSPORTING THE MACHINE ON ANOTHER VEHICLE....421
19.1 LOADING AND UNLOADING....421
19.2 THE ROUTE....423
20. COLD WEATHER PRECAUTIONS....424
20.1 FUEL AND LUBRICANTS....424
20.2 COOLANT....424
20.3 THE BATTERY....425
20.4 OTHER PRECAUTIONS....425
20.5 PRECAUTIONS AT THE END OF A WORKING DAY....425
21. WARM WEATHER PRECAUTIONS....426
22. USING THE WORK EQUIPMENT....427
22.1 ORGANISATION OF THE WORK AREA....427
22.2 POSITIONING THE BUCKET ACCORDING TO THE JOB....427
22.3 POSITIONING THE MACHINE FOR DIGGING....428
22.4 DIGGING METHOD....429
22.5 CHANGING THE WORK EQUIPMENT....431
22.5.1 CHANGING THE BUCKET....431
23. FAULT FINDING....432
23.1 RUNNING OUT OF FUEL....432
23.2 IF THE BATTERY IS FLAT....432
23.2.1 USING JUMP LEADS TO START THE ENGINE....433
23.3 OTHER FAULTS....435
23.3.1 ELECTRICAL SYSTEM....435
23.3.2 ENGINE....436
23.3.3 HYDRAULIC SYSTEM....437
MAINTENANCE....438
24. MAINTENANCE GUIDE....439
25. MAINTENANCE NOTES....441
25.1 ENGINE MAINTENANCE NOTES....441
25.1.1 ENGINE OIL....441
25.1.2 COOLING WATER....442
25.1.3 FUEL....442
25.2 HYDRAULIC SYSTEM MAINTENANCE NOTES....443
25.3 ELECTRICAL SYSTEM MAINTENANCE NOTES....443
25.4 NOTES ON LUBRICATION....444
25.5 PARTS SUBJECT TO RAPID WEAR AND REQUIRING REGULAR REPLACEMENT....444
26. FUEL, COOLANT, AND LUBRICANTS....445
27. NUT AND BOLT TIGHTENING TORQUES....447
27.1 STANDARD TIGHTENING TORQUES....447
27.2 SPECIAL TIGHTENING TORQUES....447
28. LUBRICATION....448
28.1 LUBRICATION CHART....448
29. SCHEDULED MAINTENANCE....449
29.1 PRE-STARTING CHECKS....452
29.1.a VARIOUS CHECKS....452
29.1.b CHECKING THE COOLANT LEVEL....452
29.1.c CHECKING THE FUEL LEVEL....453
29.1.d CHECKING THE ENGINE OIL LEVEL....453
29.1.e CHECKING THE LEVEL OF THE HYDRAULIC FLUID....454
29.1.f CHECKING THE ELECTRICAL SYSTEM....455
29.1.g DRAINING THE FUEL LINE WATER TRAP....455
29.2 AFTER THE FIRST 50 HOURS....456
29.3 EVERY 50 HOURS....456
29.3.a GREASING THE SWIVEL JOINT....456
29.3.b CLEANING THE ENGINE AIR FILTER DUST TRAP....456
29.4 EVERY 100 HOURS....457
29.4.a GREASING THE ARTICULATIONS....457
29.4.b CLEANING THE MAIN AIR FILTER ELEMENT....460
29.4.c GREASING THE FIFTH WHEEL....461
29.4.d LUBRICATION OF THE OVERLOAD DEVICE CAM....461
29.5 AFTER THE FIRST 250 HOURS....461
29.6 EVERY 250 HOURS....462
29.6.a ADJUSTING FAN BELT TENSION....462
29.6.b CHECKING THE ELECTROLYTE LEVEL IN THE BATTERY....462
29.6.c CHECKING THE OIL LEVEL IN THE FINAL DRIVES....463
29.6.d CHECKING THE OIL LEVEL IN THE SWING MOTOR....464
29.6.e CHANGING THE HYDRAULIC SYSTEM FILTER ELEMENT....464
29.6.f CHANGING THE SERVOCONTROL FILTER ELEMENT....465
29.6.g CHANGING THE ENGINE OIL....466
29.6.h CHANGING THE ENGINE OIL FILTER....467
29.7 EVERY 500 HOURS....468
29.7.a CHANGING THE MAIN AIR FILTER ELEMENT....468
29.7.b DRAINING THE FUEL TANK....468
29.7.c CLEANING THE OUTSIDE OF THE RADIATOR....469
29.7.d CHANGING THE FUEL FILTER AND CLEANING THE FUEL PUMP’S GAUZE FILTER....469
29.7.e CHECKING THE GREASE LEVEL IN THE FIFTH WHEEL PINION GEAR....471
29.8 EVERY 1000 HOURS....472
29.8.a CHANGING THE AIR FILTER BACKUP ELEMENT....472
29.9 EVERY 2000 HOURS....473
29.9.a CHANGING THE HYDRAULIC FLUID....473
29.9.b CHANGING THE FINAL DRIVES OIL....475
29.9.c CHANGING THE SWING MOTOR OIL....475
29.9.d CHANGING THE GREASE IN THE FIFTH WHEEL PINION GEAR....477
29.9.e CHANGING THE COOLANT....478
29.9.f CHECKING ENGINE VALVE CLEARANCE....479
29.9.g CHECKING THE ALTERNATOR AND STARTER MOTOR....479
29.10 OCCASIONAL MAINTENANCE....480
29.10.a WASHING OUT THE COOLING SYSTEM....480
29.10.b ADJUSTING TRACK TENSION....481
29.10.c CHECKING THE SECURITY OF THE TRACK SHOES....483
30. EXTENDED PERIODS OF DISUSE....484
30.1 PREPARING TO LAY UP THE MACHINE....484
30.2 PREPARING THE MACHINE FOR USE....485
AUTHORISED OPTIONAL EQUIPMENT....486
31. AUTHORISED OPTIONAL EQUIPMENT....487
31.1 OPTIONAL EQUIPMENT CHARACTERISTICS....487
32. DEMOLITION HAMMER....488
32.1 DESCRIPTION AND OPERATION....488
32.2 FITTING AND REMOVING THE DEMOLITION HAMMER....488
32.2.1 FITTING THE DEMOLITION HAMMER....488
32.2.2 REMOVING THE DEMOLITION HAMMER....491
33. CLAMSHELL BUCKET....492
33.1 DESCRIPTION AND OPERATION....492
33.2 FITTING THE CLAMSHELL BUCKET....493
WEBMPC9500 - Hydraulic Excavator PC95-1 Shop Manual....496
COVER PAGE....496
CONTENTS....498
10 STRUCTURE AND FUNCTION....511
P.T.O...512
POWER TRAIN....513
FINAL DRIVE - SPROCKET....514
TRACK FRAME....515
IDLER AND RECOIL SPRING....516
CARRIER ROLLER....517
TRACK ROLLER....517
TRACK SHOE....518
SWING CIRCLE....519
SWING MACHINERY....520
CHECK VALVE AND OIL COOLER SAFETY BY-PASS....521
HYDRAULIC CIRCUIT DIAGRAM....522
MAIN HYDRAULIC PUMP....523
PUMP DRIVE....524
SUMMATION HORSEPOWER CONTROL....525
3 CIRCUIT CONTROL VALVE....528
MODE-SYSTEM....530
AUXILIARY PUMP....531
CONTROL VALVE (Ports)....532
CONTROL VALVE (Valve)....534
SWING MOTOR....535
SWING MOTOR RELIEF VALVE....536
CENTER SWIVEL JOINT....537
TRAVEL MOTOR....538
TRAVEL ACCELERATION VALVE....539
SERVOCONTROL FEED UNIT....540
SWING MOTOR BRAKING CIRCUIT SELECTOR VALVE....542
ACCUMULATOR....543
R.H. PPC VALVE....544
L.H. PPC VALVE....545
TRAVEL PPC VALVE....546
2nd BOOM PPC VALVE....547
BOOM SWING PPC VALVE....548
BLADE PPC VALVE....549
BLADE SAFETY VALVE....550
SOLENOID VALVES....551
ELECTRICAL CIRCUIT DIAGRAM (Engine Line)....553
ELECTRICAL CIRCUIT DIAGRAM (Solenoid Valve)....555
ELECTRICAL CIRCUIT DIAGRAM (Light Line)....557
20 TESTING AND ADJUSTMENTS....559
NORMAL OR STANDARD TECHNICAL DATA....560
EQUIPMENT FOR TESTING, ADJUSTING, AND IDENTIFYING FAULTS....577
MEASURING THE ENGINE SPEED....579
VALVE CLEARANCE ADJUSTMENT....580
MEASUREMENT OF COMPRESSION PRESSURE....581
CHECKING AND TIGHTENING THE FAN-BELT....582
ADJUSTING THE STROKE OF THE ACCELERATOR LEVER....583
ADJUSTING PPC VALVES CLEARANCE....584
ADJUSTING THE SAFETY MICROSWITCH....586
CENTRING THE STROKE OF THE BLADE CONTROL LEVER....586
MEASURING THE SWING CIRCLE AXIAL CLEARANCE....587
TESTING AND ADJUSTING TRACK-SHOE TENSION....588
BLEEDING AIR - RELEASING RESIDUAL PRESSURE....589
Bleeding air from pumps P1 and P2....589
Bleeding air from the PPC valves circuit....589
Bleeding air from the cylinders....590
Releasing residual pressure from the circuits....590
CHECKING AND REGULATING PRESSURE IN THE HYDRAULIC CIRCUITS....591
CHECKING THE INTERVENTION POINT OF THE SUMMATION HORSEPOWER CONTROL....597
CHECKING THE INITIAL HORSEPOWER CONTROL POINT FOR THE 3-CIRCUIT CONTROL VALVE....598
CHECKING AND ADJUSTING PRESSURES IN THE SERVOCONTROL SUPPLY UNITS....599
ADJUSTING THE MAIN SAFETY VALVE OF PUMP P4....600
MEASURING PUMP DELIVERY....601
MEASURING TRAVEL DEVIATION....602
ADJUSTING THE MAXIMUM SPEED OF THE TRAVEL MOTORS....603
CHECKING THE CORRECT FUNCTIONING OF THE TRAVEL ACCELERATION VALVE....605
TESTING FOR INTERNAL OIL LEAKAGE IN THE TRAVEL MOTORS....606
ADJUSTING BOOM AND ARM SAFETY VALVES....607
ADJUSTING 2nd BOOM SAFETY VALVES....608
MEASURING THE INITIAL INTERVENTION POINT OF THE OVERLOAD SENSOR....609
ADJUSTING THE VALVE THAT CONTROLS THE CLOSING SPEED OF THE 2nd BOOM....610
MEASUREMENT OF INTERNAL OIL LEAKAGES IN THE SWING MOTOR....611
CHECKING FOR LEAKAGES INSIDE THE SWIVEL JOINT....612
ANALYSIS OF THE CAUSES OF HYDRAULIC DRIFTS....614
1. Boom test....614
2. Arm test....614
3. Testing the functionality of the boom and arm safety valve....615
4. 2nd boom test....616
5. Testing the functionality of the 2nd boom safety valves....617
6. Bucket test....617
7. Boom swing test....618
8. Blade test....618
9. Swing motor test....619
10. Testing the travel motors....620
TROUBLESHOOTING....623
PROCEDURES TO FOLLOW WHILE TROUBLESHOOTING....624
RULES TO BE OBSERVED WHEN WORKING ON HYDRAULIC CIRCUITS OR EQUIPMENT....625
TABLE OF FAILURE MODES AND CAUSES TESTS TO BE CARRIED OUT BEFORE TROUBLESHOOTING....627
EXCESSIVE TRAVEL DEVIATION....628
THE MACHINE DEVIATES EXCESSIVELY AT THE COMMENCEMENT OF TRAVEL....632
WORK EQUIPMENT, REVOLVING FRAME SWING AND TRAVEL ARE SLOW OR WITHOUT POWER....633
WORK EQUIPMENT, REVOLVING FRAME SWING AND TRAVEL MECHANISMS FUNCTION INTERMITTENTLY....634
THE REVOLVING FRAME SWING SPEED IS SLOW IN BOTH DIRECTIONS....635
THE REVOLVING FRAME SWING SPEED IS SLOW IN ONE DIRECTION, AND DOES NOT BRAKE PROPERLY ON THAT SIDE....636
DIFFICULTIES WITH RAISING OR LOWERING THE BOOM....637
EXCESSIVE RESPONSE TIME FOR THE BOOM, ARM AND BUCKET....638
BOOM SLOW TO RISE - ARM SLOW TO CLOSE....640
THE SERVOCONTROL SUPPLY GROUP DOES NOT FUNCTION OR THE PRESSURE IS UNSTABLE ....641
THE CONTROL LEVERS MOVE, BUT EQUIPMENT MOVEMENTS ARE INCOMPLETE OR HAVE NO EFFECT....642
SPEEDS DO NOT CHANGE IF THE WORKING MODE SELECTOR IS POSITIONED ON E....644
ABNORMAL NOISES IN THE PUMPS....644
ENGINE LOSES POWER OR STALLS DURING WORK....645
30 DISASSEMBLY AND ASSEMBLY....646
HOW TO READ THE MANUAL....648
PRECAUTIONS TO BE TAKEN WHEN WORKING....649
SPECIAL TOOLS....650
STARTER MOTOR....652
REMOVAL AND INSTALLATION....652
ALTERNATOR....653
REMOVAL AND INSTALLATION....653
NOZZLE HOLDER....654
REMOVAL AND INSTALLATION....654
AIR FILTER GROUP....655
REMOVAL AND INSTALLATION....655
MUFFLER....656
REMOVAL....656
INSTALLATION....657
ENGINE HOOD....658
REMOVAL AND INSTALLATION....658
FIXED HOOD....659
REMOVAL....659
INSTALLATION....660
SEAT....661
REMOVAL AND INSTALLATION....661
CABIN....662
REMOVAL AND INSTALLATION....662
COUNTERWEIGHT....663
REMOVAL AND INSTALLATION....663
RADIATOR....664
REMOVAL AND INSTALLATION....664
HYDRAULIC OIL COOLER....665
REMOVAL AND INSTALLATION....665
HEATING FAN....666
REMOVAL....666
INSTALLATION....667
FUEL TANK....668
REMOVAL AND INSTALLATION....668
HYDRAULIC OIL TANK....669
REMOVAL AND INSTALLATION....669
ENGINE-PUMP GROUP....670
REMOVAL....670
INSTALLATION....672
PUMP GROUP....673
REMOVAL AND INSTALLATION....673
HYDRAULIC PUMP....674
DISASSEMBLY....674
ASSEMBLY....681
GEAR-PUMP....687
REMOVAL AND INSTALLATION....687
DISASSEMBLY....688
ASSEMBLY....691
ENGINE-PUMP COUPLING JOINT....696
REMOVAL AND INSTALLATION....696
SWIVEL JOINT....697
REMOVAL AND INSTALLATION....697
SWING MOTOR....698
REMOVAL AND INSTALLATION....698
SWING MACHINERY....699
REMOVAL AND INSTALLATION....699
DISASSEMBLY....700
ASSEMBLY....708
REVOLVING FRAME....719
REMOVAL....719
INSTALLATION....720
SWING CIRCLE....721
REMOVAL AND INSTALLATION....721
TRAVEL MOTOR....722
REMOVAL AND INSTALLATION....722
TRACK SHOES....723
REMOVAL AND INSTALLATION....723
SPROCKET....724
REMOVAL AND INSTALLATION....724
FINAL DRIVE....725
REMOVAL AND INSTALLATION....725
DISASSEMBLY....726
ASSEMBLY....732
IDLER AND RECOIL SPRING....742
REMOVAL AND INSTALLATION....742
IDLER....743
DISASSEMBLY AND ASSEMBLY....743
RECOIL SPRING AND CYLINDER....744
DISASSEMBLY AND ASSEMBLY....744
TRACK ROLLER....745
REMOVAL AND INSTALLATION....745
CARRIER ROLLER....746
REMOVAL AND INSTALLATION....746
R.H. PPC VALVE (BOOM - BUCKET)....747
REMOVAL AND INSTALLATION....747
L.H. PPC VALVE (ARM-SWING)....748
REMOVAL AND INSTALLATION....748
BLADE PPC VALVE....749
REMOVAL AND INSTALLATION....749
PPC VALVE (For travel, boom swing, 2-piece boom)....750
REMOVAL AND INSTALLATION....750
SERVOCONTROL FEED UNIT....751
REMOVAL AND INSTALLATION....751
CONTROL VALVE....752
REMOVAL AND INSTALLATION....752
BOOM CYLINDER....753
REMOVAL AND INSTALLATION....753
BOOM CYLINDER (For 2-piece boom)....754
REMOVAL....754
INSTALLATION....755
2-PIECE BOOM CYLINDER....756
REMOVAL....756
INSTALLATION....757
ARM CYLINDER....758
REMOVAL AND INSTALLATION....758
BUCKET CYLINDER....759
REMOVAL AND INSTALLATION....759
BOOM SWING CYLINDER....760
REMOVAL AND INSTALLATION....760
BLADE CYLINDER....761
REMOVAL AND INSTALLATION....761
WORK EQUIPMENT CYLINDERS....762
DISASSEMBLY....762
ASSEMBLY....763
OVERLOAD SENSOR....767
REMOVAL AND INSTALLATION....767
WORK EQUIPMENT (For the boom)....768
REMOVAL AND INSTALLATION....768
WORK EQUIPMENT (2-piece boom version)....769
REMOVAL....769
INSTALLATION....770
BUCKET....771
REMOVAL AND INSTALLATION....771
ARM....772
REMOVAL....772
INSTALLATION....774
2-PIECE BOOM....775
REMOVAL....775
INSTALLATION....776
BOOM....777
REMOVAL AND INSTALLATION....777
BOOM (2-piece boom version)....778
REMOVAL....778
INSTALLATION....779
SWING BRACKET....780
REMOVAL AND INSTALLATION....780
BLADE....781
REMOVAL AND INSTALLATION....781
40 MAINTENANCE STANDARD....782
P.T.O...783
TRAVEL MACHINERY....784
SPROCKET....785
TRACK FRAME AND RECOIL SPRING....786
IDLER....787
CARRIER ROLLER....788
TRACK ROLLER....789
TRACK SHOE....790
SWING CIRCLE....791
SWING MACHINERY....792
CHECK VALVE AND OIL COOLER SAFETY BY-PASS....793
PUMP DRIVE....794
SUMMATION HORSEPOWER CONTROL - MODE SYSTEM....795
AUXILIARY PUMP....796
CONTROL VALVE....797
SWING MOTOR RELIEF VALVE....798
TRAVEL MOTOR....799
SERVOCONTROL FEED UNIT....800
L.H. AND R.H. PPC VALVE....801
2nd BOOM, R.H. TRAVEL, L.H. TRAVEL AND BOOM SWING PPC VALVE....802
BLADE PPC VALVE....803
BLADE SAFETY VALVE....804
CYLINDERS....805
WORK EQUIPMENT (1 - piece boom)....807
WORK EQUIPMENT (2 - piece boom)....809
Komatsu Hydraulic Excavators PC88MR Repair Service Manuals
