Komatsu WA65 WA70 WA80 WA90 WA100M Wheel Loader Workshop Repair Service Manual PDF - MKMTSWA65WA100M.zip
A full-service repair guide, complete with Electrical Wiring Diagrams, covering the Komatsu WA65, WA70, WA80, WA90, and WA100M Wheel Loaders — packed with every technical detail needed to service, troubleshoot, fix, and rebuild these machines the way professional technicians do.
The workshop service and repair manual for Komatsu WA65, WA70, WA80, WA90, and WA100M Wheel Loaders contains:
* 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.
SEAM04150103 - Wheel Loader WA70-1 Operation & Maintenance Manual.pdf
VEAM260200 - Wheel Loader WA80-5 Operation & Maintenance Manual.pdf
VEAM270101 - Wheel Loader WA90-5 Operation & Maintenance Manual.pdf
VEAM280201 - Wheel Loader WA100M-5 Operation & Maintenance Manual.pdf
VEAM320100 - Wheel Loader WA70-5 Operation & Maintenance Manual.pdf
VEAM320200 - Wheel Loader WA70-5 Operation & Maintenance Manual.pdf
VEAM550102 - Wheel Loader WA65-6, WA70-6, WA80-6, WA90-6, WA100M-6 Operation & Maintenance Manual.pdf
VFAM260100 - Chargeuse sur Roues WA80-5 Instructions de Service et de Maintenance.pdf
VFAM550102 - Chargeuse sur Roues WA65-6, WA70-6, WA80-6, WA90-6, WA100M-6 Instructions de Service et de Maintenance.pdf
VEAM970500 - Wheel Loader WA90-3 Operation & Maintenance Manual.pdf
SEBM04150104 - Wheel Loader WA70-1 Shop Manual.pdf
VEBM250100 - Wheel Loader WA65-5, WA70-5, WA80-5 Shop Manual.pdf
VEBM270100 - Wheel Loader WA90-5, WA100M-5 Shop Manual.pdf
VEBM550101 - Wheel Loader WA65-6, WA70-6, WA80-6, WA90-6, WA100M-6 Shop Manual.pdf
PRODUCT DETAILS:
Total Pages: 4,012 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
TABLE OF CONTENTS
SEAM04150103 - Wheel Loader WA70-1 Operation & Maintenance Manual...2
COVER...2
FOREWORD...3
BREAKING IN YOUR NEW MACHINE...4
CONTENTS...5
GENERAL LOCATIONS AND SPECIFICATIONS...6
INSTRUMENTS AND CONTROLS...7
CHECK BEFORE STARTING...22
OPERATING YOUR MACHINE...26
ADJUSTMENT OF WORK EQUIPMENT...35
HANDLING THE TIRES...37
TOWING...40
COLD WEATHER OPERATION...41
PERIODICAL MAINTENANCE...46
PERIODICAL REPLACEMENT OF SAFETY PARTS...47
MAINTENANCE TABLE...48
OIL FILLER AND LEVEL GAUGE POSITIONS...51
EVERY 50 HOURS SERVICE...52
EVERY 100 HOURS SERVICE...53
EVERY 250 HOURS SERVICE...55
EVERY 500 HOURS SERVICE...61
EVERY 1000 HOURS SERVICE...64
EVERY 2000 HOURS SERVICE...69
EVERY 4000 HOURS SERVICE...71
WHEN REQUIRED...72
ADJUSTMENT...79
TROUBLE SHOOTING GUIDE...81
SERVICE METER...85
MACHINE AND ENGINE SERIAL NUMBERS...86
FUEL,COOLANT AND LUBRICANTS...87
SAFETY AND OPERATION...89
CONTENTS...90
SAFETY HINTS...91
PRECAUTIONS FOR MAINTENANCE...97
BUCKET OPERATION...101
LOCKING CAP...105
HANDLING OF BATTERY...106
TRANSPORTATION...109
STORAGE...110
COOLANT AND LUBRICANTS...112
SEBM04150104 - Wheel Loader WA70-1 Shop Manual...114
COVER...114
CONTENTS...115
10 ENGINE...126
12 TESTING AND ADJUSTING...126
STANDARD VALUE TABLE...127
TOOL LIST FOR TESTING AND ADJUSTING...128
ADJUSTING VALVE CLEARANCE...129
MEASURING COMPRESSION PRESSURE...130
TESTING AND ADJUSTING FUEL INJECTION TIMING...131
ADJUSTING FUEL INJECTION TIMING...132
TESTING AND ADJUSTING FAN BELT TENSION...133
TESTING AND ADJUSTING FAN BELT TENSION...133
ADJUSTING OF FUEL CUT SOLENOID...134
MEASURING OPERATING FORCE AND OPERATING ANGLE OF ACCELERATOR PEDAL...135
13 DISASSEMBLY AND ASSEMBLY...138
STARTING MOTOR...139
REMOVAL...139
INSTALLATION...139
ALTERNATOR...140
REMOVAL...140
INSTALLATION...140
FUEL INJECTION PUMP...141
REMOVAL...141
INSTALLATION...143
NOZZLE HOLDER...146
REMOVAL...146
INSTALLATION...146
WATER PUMP...147
REMOVAL...147
INSTALLATION...148
CYLINDER HEAD...149
REMOVAL...149
INSTALLATION...153
RADIATOR...157
REMOVAL...157
INSTALLATION...159
ENGINE...162
REMOVAL...162
INSTALLATION...168
FUEL TANK...174
REMOVAL...174
INSTALLATION...175
20 POWER TRAIN...176
21 STRUCTURE AND FUNCTION...176
GENERAL...177
HYDRAULIC CIRCUIT FOR POWER TRAIN...179
HYDRAULIC CIRCUIT DIAGRAM FOR POWER TRAIN...180
TORQUE CONVERTER AND TRANSMISSION PIPING...182
TORQUE CONVERTER OIL FILTER...184
TORQUE CONVERTER...185
TORQUE CONVERTER OIL OUTLET VALVE...187
TORQFLOW TRANSMISSION...188
TRANSMISSION CONTROL VALVE...195
MAIN REGULATOR VALVE...199
QUICK RETURN VALVE AND ACCUMULATOR...200
POWER MODULATING FUNCTION...202
ACTION OF THE CLUTCH CUT-OFF VALVE...206
ACCUMULATOR VALVE...208
FORWARD 1ST...209
TRANSMISSION CONTROL LINKAGE...211
DRIVE SHAFT...213
AXLE...214
DIFFERENTIAL...216
FINAL DRIVE...219
AXLE MOUNT...220
TIRE AND WHEEL...224
22 TESTING AND ADJUSTING...225
STANDARD VALUE TABLE...226
TOOL LIST FOR TESTING AND ADJUSTING...227
MEASURING ENGINE STALL SPEED...228
MEASURING OIL PRESSURE OF TORQUE CONVERTER AND TRANSMISSION...230
MEASURING SHIFT LEVER...232
MEASURING VALVE SPOOL OPERATING FORCE AND TRAVEL...233
TROUBLESHOOTING...234
PRECAUTIONS WHEN TROUBLESHOOTING...235
METHOD OF READING TROUBLESHOOTING TABLE...237
PREVENTING RECURRENCE OF TROUBLE...239
TROUBLESHOOTING TABLE...240
1. MACHINE DOES NOT MOVE OFF...240
2. MACHINE SPEED IS LOW, THRUST IS WEAK, GRADEABILITY FALLS OFF...242
3. LARGE SHOCK WHEN MOVING OFF OR CHANGING GEAR...244
4. LARGE TIME LAG WHEN MOVING OFF OR CHANGING GEAR...245
5. OIL TEMPERATURE IN TORQUE CONVERTER IS HIGH...246
23 DISASSEMBLY AND ASSEMBLY...247
TORQUE CONVERTER, TRANSMISSION...248
REMOVAL...248
INSTALLATION...253
TORQUE CONVERTER...259
DISASSEMBLY...259
ASSEMBLY...261
TRANSMISSION...264
DISASSEMBLY...264
ASSEMBLY...271
CLUTCH PACK...280
DISASSEMBLY...280
ASSEMBLY...286
TRANSMISSION VALVE...296
REMOVAL...296
INSTALLATION...299
TRANSMISSION CONTROL VALVE...302
DISASSEMBLY...302
ASSEMBLY...306
DRIVE SHAFT...311
DISASSEMBLY...311
ASSEMBLY...313
FRONT AXLE...315
REMOVAL...315
INSTALLATION...317
REAR AXLE...319
REMOVAL...319
INSTALLATION...322
DIFFERENTIAL...326
DISASSEMBLY...326
ASSEMBLY...329
AXLE HOUSING...341
DISASSEMBLY...341
ASSEMBLY...345
24 MAINTENANCE STANDARD...354
TRANSMISSION AND ENGINE MOUNT...355
TORQUE CONVERTER...356
TRANSMISSION (1/2) (SERIAL NO. 10001-11999)...357
TRANSMISSION (2/2) (SERIAL NO. 10001-11999)...358
TRANSMISSION CLUTCH ASSEMBLY (SERIAL NO. 10001-11999)...360
TRANSMISSION (1/3) (SERIAL NO. 12001AND UP)...362
TRANSMISSION (2/3) (SERIAL NO. 12001AND UP)...363
TRANSMISSION (3/3) (SERIAL NO. 12001AND UP)...365
TRANSMISSION CONTROL VALVE...367
DIFFERENTIAL (1/2)...371
DIFFERENTIAL (2/2)...375
DRIVE SHAFT...379
FINAL DRIVE...380
AXLE MOUNT...382
40 STEERING SYSTEM...384
41 STRUCTURE AND FUNCTION...384
HYDRAULIC CIRCUIT FOR STEERING...385
HYDRAULIC CIRCUIT DIAGRAM FOR STEERING...387
FLOW DIVIDER VALVE...388
STEERING VALVE...390
STEERING CYLINDER...399
CENTER HINGE PIN...400
42 TESTING AND ADJUSTING...401
STANDARD VALUE TABLE...402
TOOL LIST FOR TESTING AND ADJUSTING...402
MEASURING STEERING WHEEL PLAY...403
MEASURING OPERATING FORCE OF STEERING WHEEL...404
MEASURING OPERATING TIME OF STEERING WHEEL...405
MEASURING STEERING OIL PRESSURE...406
TROUBLESHOOTING...407
TROUBLESHOOTING TABLE...408
1. STEERING WHEEL DOES NOT TURN...408
2. STEERING WHEEL IS SLUGGISH...409
3. STEERING WHEEL MOVE UNSTEADILY OR IS SUBJECTED TO LARGE SHOCK...410
4. MACHINE TENDS TO TURN NATURALLY IN ONE PARTICULAR DIRECTION WHEN TRAVELING...410
5. LEFT AND RIGHT TURNING RADII ARE DIFFERENT...410
43 DISASSEMBLY AND ASSEMBLY...411
FLOW DIVIDER VALVE...412
REMOVAL...412
INSTALLATION...413
DISASSEMBLY...414
ASSEMBLY...414
STEERING VALVE...415
REMOVAL...415
INSTALLATION...416
STEERING CYLINDER...417
REMOVAL...417
INSTALLATION...418
DISASSEMBLY...419
ASSEMBLY...421
CENTER HINGE PIN...424
REMOVAL...424
INSTALLATION...428
44 MAINTENANCE STANDARD...434
STEERING COLUMN...435
FLOW DIVIDER VALVE...436
STEERING CYLINDER MOUNT...437
STEERING CYLINDER...438
CENTER HINGE PIN...439
50 BRAKE SYSTEM...441
51 STRUCTURE AND FUNCTION...441
BRAKE PIPING...442
BRAKE MASTER CYLINDER...444
WHEEL BRAKE...446
PARKING BRAKE...449
BRAKE CALIPER...451
52 TESTING AND ADJUSTING...452
STANDARD VALUE TABLE...453
TOOL LIST FOR TESTING AND ADJUSTING...454
MEASURING BRAKE PEDAL...455
TESTING AND ADJUSTING OF BRAKE PEDAL LINKAGE...456
TESTING BRAKE PERFORMANCE...459
MEASURING BRAKE OIL PRESSURE...460
MEASURING WEAR OF BRAKE DISC...461
AIR BLEEDING FROM BRAKE CIRCUIT...462
TESTING PARKING BRAKE PERFORMANCE...463
CHECKING AND ADJUSTING PARKING BRAKE...464
MEASURING CLEARANCE OF PARKING BRAKE...466
TROUBLESHOOTING...467
TROUBLESHOOTING TABLE...468
1. BRAKE IS INEFFECTIVE OR NOT VERY EFFECTIVE...468
2. BRAKE CANNOT BE RELEASED OR DRAGS...469
53 DISASSEMBLY AND ASSEMBLY...470
MASTER CYLINDER...471
REMOVAL...471
INSTALLATION...472
DISASSEMBLY...473
ASSEMBLY...474
PARKING BRAKE...475
REMOVAL...475
INSTALLATION...477
PARKING BRAKE PAD...479
REMOVAL...479
INSTALLATION...480
54 MAINTENANCE STANDARD...481
BRAKE MASTER CYLINDER...482
WHEEL BRAKE...483
PARKING BRAKE...485
60 WORK EQUIPMENT SYSTEM...486
61 STRUCTURE AND FUNCTION...486
GENERAL...487
HYDRAULIC CIRCUIT...490
HYDRAULIC CIRCUIT DIAGRAM...492
HYDRAULIC TANK...494
OIL FILTER...496
BREATHER...496
MAIN CONTROL VALVE...497
RELIEF VALVE...501
SAFETY VALVE...502
SUCTION VALVE...503
WORK EQUIPMENT LEVER LINKAGE...512
HYDRAULIC PUMP...514