Komatsu Wheeled Excavator PW160-7H Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Komatsu Wheeled Excavator PW160-7H, with all the technical information to maintain, diagnose, repair, rebuild like professional mechanics.
Komatsu Wheeled Excavator PW160-7H 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.
PRODUCT DETAILS:
Total Pages: 1,308 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
VEAM390100 - Wheeled Excavator PW160-7H Operation & Maintenance Manual.pdf
VEBM390100 - Wheeled Excavator PW160-7H Shop Manual.pdf
MAIN SECTIONS
VEAM390100 - Wheeled Excavator PW160-7H Operation & Maintenance Manual.....2
FOREWORD.....4
FOREWORD.....5
SAFETY INFORMATION.....6
SAFETY MESSAGES.....6
NOISE.....7
VIBRATION.....7
EMERGENCY STEERING.....8
INTRODUCTION.....9
INTENDED USE.....9
FEATURES.....9
BREAKING IN YOUR NEW MACHINE.....10
LOCATIONS OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR.....11
MACHINE SERIAL NO. PLATE POSITION.....11
ENGINE SERIAL NO. PLATE POSITION.....11
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR.....11
MACHINE SERIAL PLATES.....12
STANDARD SERIAL PLATE.....12
SAFETY.....20
GENERAL PRECAUTIONS.....21
PRECAUTION DURING OPERATION.....28
BEFORE STARTING ENGINE.....28
OPERATING MACHINE.....29
TRANSPORTATION.....36
BATTERY.....37
TOWING.....38
BUCKET WITH HOOK OR BUCKET LINK WITH LIFTING EYE.....39
GENERAL PRECAUTIONS.....39
PRECAUTIONS FOR LIFTING OPERATION.....41
HANDLING OF FLUIDS.....41
PRECAUTIONS FOR MAINTENANCE.....43
BEFORE CARRYING OUT MAINTENANCE.....43
DURING MAINTENANCE.....46
POSITION FOR ATTACHING SAFETY LABELS.....49
POSITION FOR ATTACHING SAFETY LABELS.....49
LIFTING CAPACITY CHART PW160-7H.....57
ONE PIECE BOOM Lift capacity tables.....57
TWO PIECE BOOM Lift capacity tables.....63
OVERLOAD CAUTION.....69
OPERATION.....70
GENERAL VIEW.....71
GENERAL VIEW OF MACHINE.....71
GENERAL VIEW OF CONTROLS AND GAUGES.....72
EXPLANATION OF COMPONENTS.....73
MACHINE MONITOR.....73
BASIC OPERATION OF MACHINE MONITOR.....74
BASIC CHECK ITEMS.....76
CAUTION ITEMS.....78
EMERGENCY STOP ITEMS.....82
METER DISPLAY PORTION.....85
METERS.....87
MONITOR SWITCHES.....91
SWITCHES.....104
CONTROL LEVERS, PEDALS.....112
FRONT WINDOW.....118
EMERGENCY EXIT FROM OPERATOR'S CAB.....122
DOOR LOCK.....123
CAP, COVER WITH LOCK.....124
METHOD OF OPENING AND CLOSING CAP WITH LOCK (For the fuel tank filler port).....124
METHOD OF OPENING AND CLOSING COVER WITH LOCK (cover with lock).....124
FUSE.....125
LUGGAGE TRAY.....126
ASHTRAY.....126
CUP HOLDER.....126
HOT AND COOL BOX.....126
CAB RADIO.....127
PRECAUTION OF USE.....127
POWER PICK-UP PORT.....127
HANDLING AIR CONDITIONER.....128
GENERAL LOCATIONS OF CONTROL PANEL.....128
METHOD OF OPERATION.....132
PRECAUTIONS WHEN USING AIR CONDITIONER.....139
CHECK, MAINTAIN MACHINE EQUIPPED WITH AIR CONDITIONER.....140
OTHER FUNCTIONS.....140
FUSIBLE LINK.....141
CONTROLLER.....142
TOOL BOX (CHASSIS).....142
REFUELLING PUMP.....142
SAFETY.....142
PROCEDURE.....142
MAINTENANCE.....143
WARNING LAMPS.....144
HANDLING ACCUMULATORS.....145
OPERATION.....146
CHECK BEFORE STARTING ENGINE.....146
WALK-AROUND CHECK.....146
CHECK BEFORE STARTING.....148
ADJUSTMENT OF OPERATORS SEAT (AIR SUSPENSION SEAT).....153
SEAT BELT.....155
ADJUSTMENT OF OPERATORS SEAT (MECHANICAL SEAT).....155
SEAT BELT.....156
OPERATIONS AND CHECKS BEFORE STARTING ENGINE.....157
STARTING ENGINE.....159
NORMAL STARTING.....159
STARTING IN COLD WEATHER.....160
OPERATIONS AND CHECKS AFTER STARTING ENGINE.....162
WARMING UP OPERATION.....162
IN COLD AREAS (AUTOMATIC WARMING-UP OPERATION).....165
MOVING MACHINE OFF.....168
MOVING MACHINE FORWARD.....168
STEERING.....171
TRAVELLING ON PUBLIC HIGHWAY.....172
STOPPING & PARKING.....173
STOPPING MACHINE (EMERGENCY).....174
SWINGING (Slewing the upper carriage).....175
OPERATION OF WORK EQUIPMENT.....176
WORKING MODE SELECTION.....178
PROHIBITIONS FOR OPERATION.....180
PRECAUTIONS FOR OPERATION.....181
RECOMMENDATIONS FOR TRAVELLING.....183
PRECAUTIONS WHEN TRAVELLING UP OR DOWN HILLS.....184
HOW TO ESCAPE FROM MUD.....185
WHEN ONE SIDE IS STUCK.....185
WHEN BOTH SIDES ARE STUCK.....185
WORK POSSIBLE USING HYDRAULIC EXCAVATOR.....186
BACKHOE WORK.....186
SHOVEL WORK.....186
DITCHING WORK.....186
LOADING WORK.....187
LEVELLING WORK.....187
REPLACEMENT AND INVERSION OF BUCKET.....188
REPLACEMENT.....188
INVERSION.....188
STOPPING ENGINE.....190
CHECK AFTER FINISHING WORK.....190
CHECK AFTER STOPPING ENGINE.....191
LOCKING.....191
OVERLOAD WARNING DEVICE.....191
HANDLING THE WHEELS.....191
TRANSPORTATION.....196
LOADING, UNLOADING WORK.....196
PRECAUTIONS FOR LOADING.....198
HOW TO LIFT THE MACHINE.....199
PRECAUTIONS FOR TRANSPORTATION.....201
TRAVELLING POSTURE.....203
COLD WEATHER OPERATION.....205
PRECAUTIONS FOR LOW TEMPERATURE.....205
FUEL AND LUBRICANTS.....205
BATTERY.....206
PRECAUTIONS AFTER COMPLETION OF WORK.....207
AFTER COLD WEATHER.....207
LONG-TERM STORAGE.....208
BEFORE STORAGE.....208
DURING STORAGE.....208
AFTER STORAGE.....209
STARTING MACHINE AFTER LONG-TERM STORAGE.....209
TROUBLESHOOTING.....210
PHENOMENA THAT ARE NOT FAILURES.....210
METHOD OF TOWING MACHINE.....211
PRECAUTIONS ON PARTICULAR JOBSITES.....211
DISCHARGED BATTERY.....212
REMOVAL AND INSTALLATION OF BATTERY.....212
BATTERY CHARGES.....213
STARTING ENGINE WITH BOOSTER CABLES.....214
OTHER TROUBLE.....216
ELECTRICAL SYSTEM.....216
CHASSIS.....217
ENGINE.....218
ELECTRONIC CONTROL SYSTEM.....220
MAINTENANCE.....222
GUIDES TO MAINTENANCE.....223
OUTLINE OF SERVICE.....226
OUTLINE OF OIL, FUEL, COOLANT.....226
OIL.....226
FUEL.....227
COOLANT.....227
GREASE.....228
CARRYING OUT KOWA (Komatsu Oil Wear Analysis).....228
STORING OIL AND FUEL.....229
FILTERS.....229
OUTLINE OF ELECTRIC SYSTEM.....229
OUTLINE OF HYDRAULIC SYSTEM.....230
WEAR PARTS LIST.....232
USE FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE.....233
PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS.....233
USE FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE CONT.....235
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS.....237
INTRODUCTION OF NECESSARY TOOLS.....237
TIGHTENING TORQUE SPECIFICATIONS.....238
TIGHTENING TORQUE LIST.....238
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS.....239
SAFETY CRITICAL PARTS.....240
MAINTENANCE SCHEDULE CHART.....241
KEY TO LUBRICATION POINTS.....245
SERVICE PROCEDURE.....247
INITIAL 50 HOURS SERVICE.....247
CHECK AND TIGHTEN WHEEL NUTS.....247
INITIAL 250 HOURS SERVICE.....247
WHEN REQUIRED.....248
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT.....248
CLEAN INSIDE OF COOLING SYSTEM.....253
CLEAN INSIDE OF COOLING SYSTEM.....254
CHECKING COOLANT LEVEL.....256
DRAINING THE SYSTEM.....256
CLEANING THE SYSTEM.....257
FILLING THE SYSTEM.....257
REFILLING AN OVERHEATED SYSTEM.....257
CLEANING THE RADIATOR.....258
THERMOSTAT.....258
FAN.....258
CHECK AND TIGHTEN WHEEL NUTS.....259
CHECK ELECTRICAL INTAKE AIR HEATER.....259
CHECK ALTERNATOR.....259
CHECK START MOTOR.....260
REPLACE BUCKET SIDE CUTTERS.....260
REPLACE BUCKET TEETH.....261
REPLACE BUCKET TEETH (VERTICAL PIN TYPE).....261
REPLACE BUCKET TEETH (HORIZONTAL PIN TYPE).....264
ADJUST BUCKET CLEARANCE.....265
CHECK WINDOW WASHER FLUID LEVEL, ADD FLUID.....266
CHECK AND ADJUST AIR CONDITIONER.....267
CHECK LEVEL OF REFRIGERANT (GAS).....267
DRAIN ENGINE BREATHER OIL CATCHER.....268
CHECK BEFORE STARTING.....268
CHECK COOLANT LEVEL, ADD WATER.....268
CHECK OIL LEVEL IN ENGINE OIL PAN, ADD OIL.....269
CHECK FUEL LEVEL, ADD FUEL.....270
CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL.....271
CHECK AIR CLEANER FOR CLOGGING.....271
CHECK ELECTRIC WIRING.....272
CHECK FOR WATER AND SEDIMENT IN SEDIMENTOR. DRAIN WATER AND SEDIMENT.....272
CHECK FOR WATER IN PRIMARY FUEL FILTER, DRAIN WATER.....273
EVERY 50 HOURS.....273
DRAIN WATER AND SEDIMENT FROM FUEL TANK.....273
EVERY 100 HOURS SERVICE.....274
LUBRICATING.....274
CLEANING FRESH AIR FILTER.....278
EVERY 250 HOURS MAINTENANCE.....280
CHECK OIL LEVEL IN MACHINERY CASE, ADD OIL.....280
CHECK OIL LEVEL IN WHEEL HUBS, ADD OIL (Front Axle).....281
CHECK OIL LEVEL IN WHEEL HUBS, ADD OIL (Rear Axle).....281
CHECK OIL LEVEL IN AXLES, ADD OIL.....281
CHECK OIL LEVEL IN TRANSMISSION, ADD OIL.....282
CHECK LEVEL OF BATTERY ELECTROLYTE.....282
BELTS, GENERAL.....283
CHECK FAN BELT TENSION, ADJUST TENSION.....283
CHECK, ADJUST TENSION OF AIR CONDITIONER COMPRESSOR BELT.....284
EVERY 500 HOURS SERVICE.....286
REPLACE FUEL FILTER CARTRIDGE.....286
CHECK SWING PINION GREASE LEVEL, ADD GREASE.....287
CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE.....288
CLEAN AND INSPECT RADIATOR FINS, OIL COOLER FINS AND CONDENSER FINS.....289
CLEAN INTERNAL AND EXTERNAL AIR FILTERS OF AIR CONDITIONER SYSTEM.....290
CLEANING RECIRCULATED AIR FILTER.....291
REPLACE HYDRAULIC TANK BREATHER ELEMENT.....292
CHECK CONDITION OF MAIN VALVE RUBBER MOUNTS.....292
EVERY 1000 HOURS SERVICE.....293
REPLACE HYDRAULIC FILTER ELEMENT.....293
CHANGE OIL IN SWING MACHINERY CASE.....294
CHECK ALL TIGHTENING PARTS OF TURBOCHARGER.....294
CHECK PLAY OF TURBOCHARGER ROTOR.....295
CHECK & ADJUST VALVE CLEARANCE.....295
CHECK FAN BELT TENSIONER BEARING BELT AND FAN HUB.....295
CHECK FAN BELT TENSION AND REPLACE FAN BELT.....295
CHANGE OIL IN AXLES.....296
CHANGE OIL IN HUBS.....297
CHANGE OIL IN TRANSMISSION ASSEMBLY.....298
CHANGE OIL IN DAMPER.....299
EVERY 2000 HOURS SERVICE.....300
CLEAN HYDRAULIC TANK STRAINER.....300
CLEAN, CHECK TURBOCHARGER.....300
CHECK ALTERNATOR, STARTING MOTOR.....300
CHANGE ANTIFREEZE.....300
CLEAN THE STRAINER OF THE BRAKE FILTER.....301
CHECK AND ADJUST VALVE CLEARANCE.....302
EVERY 4000 HOURS SERVICE.....302
CHECK WATER PUMP.....302
EVERY 5000 HOURS SERVICE.....303
CHANGE OIL IN HYDRAULIC TANK AND REPLACE STEER/BRAKE CIRCUIT STRAINER.....303
SPECIFICATIONS.....306
SPECIFICATIONS.....307
1 - PIECE BOOM.....308
2 - PIECE BOOM.....309
WORKING RANGE: ONE PIECE BOOM.....310
WORKING RANGE: TWO PIECE BOOM.....311
OPTIONS, ATTACHMENTS.....312
GENERAL PRECAUTIONS.....313
PRECAUTIONS RELATED TO SAFETY.....313
PRECAUTIONS WHEN INSTALLING ATTACHMENTS.....314
HANDLING BUCKET WITH HOOK.....316
CHECKING FOR DAMAGE TO BUCKET WITH HOOK.....316
PROHIBITED OPERATIONS.....316
PRECAUTIONS DURING OPERATIONS.....316
MACHINES READY FOR ATTACHMENTS.....317
GENERAL LOCATIONS.....317
HANDLING THE CLAMSHELL BUCKET.....319
How to install clamshell bucket.....319
HOW TO OPERATE.....320
OPERATION.....321
WHEN USING CRUSHER OR OTHER GENERAL ATTACHMENT.....322
WHEN USING BREAKER.....323
METHOD FOR RELEASING PRESSURE IN CONTROL CIRCUIT OF MACHINES EQUIPPED WITH ACCUMULATOR.....324
LONG-TERM STORAGE.....324
SPECIFICATIONS.....324
INTRODUCTION OF ATTACHMENTS AND EXTENDING MACHINE SERVICE LIFE.....325
HYDRAULIC BREAKER.....325
POWER RIPPER.....328
FORK GRAB.....329
GRAPPLE BUCKET.....330
SCRAP GRAPPLE.....331
CRUSHER & SMASHER.....333
HYDRAULIC PILE DRIVER.....334
HYDRAULIC EXCAVATOR WITH MULTIPURPOSE CRANE.....335
ROTATING ARM.....337
GENERAL LOCATION AND SPECIFICATIONS.....337
GENERAL VIEW OF CONTROLS.....338
LEFT CONTROL LEVER (with auto-deceleration device).....339
RIGHT CONTROL LEVER (with auto-deceleration device).....339
ARM ROTATION CONTROL.....340
UPPER BOOM CONTROL PEDAL.....340
PEDAL LOCK FOR BOOM ADJUST.....340
EXCAVATORS WORK.....341
REPLACEMENT OF BUCKET.....343
HANDLING THE TRAPEZOIDAL BUCKET (If equipped).....344
TRAVELLING POSTURE.....346
MAINTENANCE REQUIREMENT.....347
EVERY 100 HOURS SERVICE.....347
EVERY 250 HOURS SERVICE.....348
EVERY 1000 HOURS SERVICE.....349
INDEX.....350
VEBM390100 - Wheeled Excavator PW160-7H Shop Manual.....354
VEBM390100 SHOP MANUAL.....354
TITLE.....354
GENERAL.....358
SAFETY.....356
SAFETY NOTICE.....356
IMPORTANT SAFETY NOTICE.....356
GENERAL PRECAUTIONS.....356
PREPARATIONS FOR WORK.....356
PRECAUTIONS DURING WORK.....357
SECTION 10.....388
H50051 AND UP.....354
HOW TO READ THE SHOP MANUAL.....359
volumes.....359
DISTRIBUTION AND UPDATING.....359
FILING METHOD.....359
REVISED EDITION MARK.....359
REVISIONS.....359
SYMBOLS.....359
HOISTING INSTRUCTIONS.....360
HOISTING.....360
WIRE ROPES.....360
PUSH-PULL TYPE COUPLERS.....361
COATING MATERIALS.....363
STANDARD TIGHTENING TORQUE.....365
STANDARD TIGHTENING TORQUE OF BOLTS AND NUTS.....365
TIGHTENING TORQUE OF HOSE NUTS.....366
TIGHTENING TORQUE OF SPLIT FLANGE BOLTS.....366
TIGHTENING TORQUE FOR FLARED NUTS.....366
Tightening torque for 102 engine series (bolts and nuts).....367
Tightening torque for 102 engine series (eye joints).....367
Tightening torque for 102 engine series (tapered screws).....367
ELECTRIC WIRE CODE.....368
CLASSIFICATION BY THICKNESS.....368
CLASSIFICATION BY COLOR AND CODE.....368
CONVERSION TABLES.....369
METHOD OF USING THE CONVERSION TABLE.....369
UNITS.....375
WORKING RANGES.....379
1 PIECE BOOM.....379
2 PIECE BOOM.....380
SPECIFICATION DIMENSION DRAWINGS.....377
DIMENSIONS.....377
1 pIECE BOOM.....377
DIMENSIONS.....378
2 PIECE BOOM.....378
SPECIFICATIONS.....381
WEIGHT TABLE.....383
1 piece boom.....384
2 piece boom.....385
FUEL, COOLANT AND LUBRICANTS.....386
ENGINE RELATED PARTS.....389
RADIATOR . OIL COOLER . charge air cooler.....390
POWER TRAIN.....391
SWING CIRCLE.....393
SWING MACHINERY & motor.....395
SWING MOTOR.....399
Operation of swing lock.....403
RELIEF VALVE PORTION.....404
Operation.....404
UNDERCARRIAGE.....405
TRANSMISSION.....407
TRAVEL MOTOR.....410
oPERATION OF TRAVEL MOTOR.....412
CLUTCH CONTROL CIRCUIT.....414
AXLE.....417
sUSPENSION LOCK CYLINDER.....421
Braking System.....423
brake/steer pump.....425
PRIORITY VALVE.....426
POWER BRAKE VALVE.....427
SPECIFICATIONS.....427
FUNCTION.....428
ACCUMULATOR for brake system.....429
STEERING SYSTEM.....430
STEERING COLUMN.....431
ORBITROL VALVE.....432
hydraulic equipment layout drawingS.....433
hydraulic CIRCUIT dIAgRAM.....435
HYDRAULIC TANK.....436
HYDRAULIC PUMP.....437
HPV125.....437
LS VALVE.....442
PC VALVE.....442
LS(pc)-EPC VALVE.....455
PILOT PRESSURE CONTROL (PPC) SYSTEM.....458
CONTROL VALVE.....459
PW160-7H.....459
CLSS.....469
OUTLINE OF CLSS.....469
1. Unload valve.....474
2. Introduction of LS pressure.....477
3. LS Bypass plug.....478
4. Pressure compensation valve.....479
5. Area ratio of pressure compensation valve.....481
6. Boom regeneration circuit.....482
7. Arm regeneration circuit.....484
8. Swing bleeding valve.....486
9. Variable type pressure compensation valve (for service).....487
10. LS select valve.....488
CENTre SWIVEL JOINT.....489
travel ppc pedal.....491
WORK EQUIPMENT . SWING PPC VALVE.....493
SERVICE PPC VALVE.....497
solenoid valve MANIFOLD.....500
SOLENOID VALVE BLOCK.....501
2 Position 3 way valve.....501
2 Position 4 way valve.....503
attachment epc valve.....505
Boom safety valve.....509
HYDRAULIC CYLINDER.....511
BOOM CYLINDER.....511
ARM CYLINDER.....511
BUCKET CYLINDER.....511
ADJUST CYLINDER.....512
Outrigger CYLINDER.....513
dozer CYLINDER.....515
work equipment.....517
Work Equipment.....518
1. DIMENSION OF ARM.....519
2. Dimension of bucket.....520
air conditioner.....521
air conditioner piping.....521
electrical wiring diagram.....522
engine control system.....523
Governor motor.....525
Engine throttle and pump controller.....527
ELECTRONIC CONTROL SYSTEM.....529
machine control system diagram.....531
MACHINE MONITOR SYSTEM.....555
MONITOR PANEL.....557
LIQUID CRYSTAL MONITOR ADJUSTMENT SWITCH.....576
OVERLOAD WARNING DEVICE.....583
OUTLINE.....583
SENSOR.....584
1st attachment circuit hydraulic performance (main valve bypassed).....591
travel system.....593
TRAVEL CIRCUIT.....593
oPERATIONAL AND CONTROL FEATURES.....594
SteeRING system.....615
Operating principles.....615
SERVICE BRAKE AND SUSPENSION SYSTEM.....628
bRAKING SYSTEM.....628
operation.....631
SECTION 20.....634
INSPECTION AND ADJUSTMENT OF ENGINE RPM.....651
MEASUREMENT OF EXHAUST GAS COLOUR.....653
ADJUSTMENT OF VALVE CLEARANCE.....656
MEASUREMENT OF COMPRESSION PRESSURE.....658
MEASUREMENT OF BLOW-BY PRESSURE.....659
INSPECTION AND ADJUSTMENT OF FUEL INJECTION TIMING.....660
MEASUREMENT OF ENGINE OIL PRESSURE.....662
ADJUSTMENT OF ENGINE SPEED SENSOR.....663
INSPECTION AND ADJUSTMENT OF AIR COMPRESSOR BELT TENSION.....663
EMERGENcy sEtting iF FAILURE occurs IN ENGINE CONTROL SYSTEM.....665
MEASUREMENT OF CLEARANCE IN SWING CIRCLE BEARINGS.....666
INSPECTION AND ADJUSTMENT OF HYDRAULIC OIL PRESSURE IN HYDRAULIC CIRCUIT FOR WORK EQUIPMENT, SWING AND TRAVEL.....667
INSPECTION AND ADJUSTMENT OF CONTROL CIRCUIT OIL PRESSURE.....671
INSPECTION AND ADJUSTMENT OF PUMP PC (Valve INLET) CONTROL OIL PRESSURE.....673
INSPECTION AND ADJUSTMENT OF PUMP LS valve CONTROL OIL PRESSURE.....677
MEASUREMENT OF SOLENOID VALVE OUTPUT PRESSURE.....681
7 - Stage solenoid block.....683
4 - Stage solenoid block.....685
2 - Stage solenoid block.....686
MEASUREMENT OF PPC VALVE OUTPUT PRESSURE.....687
ADJUSTMENT OF WORK EQUIPMENT AND SWING PPC VALVE.....689
testing travel motor relief pressure.....690
adjusting travel motor relief pressure.....691
Testing propshaft speed.....692
tESTING TRANSMISSION CLUTCH CONTROL CIRCUIT.....693
INSPECTION OF LOCATIONS OF HYDRAULIC DRIFT OF WORK EQUIPMENT.....695
RELEASE OF REMAINING PRESSURE IN HYDRAULIC CIRCUIT.....697
MEASUREMENT OF OIL LEAKAGE AMOUNT.....699
AIR BLEEDING OF VARIOUS PARTS.....701
INSPECTION PROCEDURES FOR DIODE.....703
SPECIAL FUNCTION OF MONITOR PANEL.....705
OPERATION OF OPERATORS MENU AND DISPLAY (OUTLINE).....707
TABLE FOR ERROR AND FAILURE CODE NO.....713
OPERATION AND DISPLAY OF SERVICE MENU.....717
Way of switching to Service Menu.....717
Table for Monitoring Items.....720
PM - Tune up service.....735
PREPARATIONS FOR TROUBLESHOOTING ELECTRICAL SYSTEM.....739
TROUBLESHOOTING.....740
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE).....894
TROUBLESHOOTING OF ELECTRICAL SYSTEM.....942
(Error checking of items without Monitor codes).....942
TROUBLESHOOTING OF HYDRAULIC AND MECHANICAL SYSTEM (H-MODE).....1032
SECTION 30.....1056
HOW TO READ THIS MANUAL.....1058
REMOVAL AND INSTALLATION OF ASSEMBLIES.....1058
DisassemblY and assemblY OF assemblIES.....1059
SPECIAL TOOLS.....1060
SKETCHES.....1060
LIST OF TOOLS.....1061
PRECAUTIONS WHEN PERFORMING OPERATION.....1062
GOVERNOR MOTOR ASSEMBLY.....1064
REMOVAL AND INSTALLATION OF Assembly.....1065
STARTING MOTOR ASSEMBLY.....1065
REMOVAL AND INSTALLATION OF Assembly.....1066
FUEL INJECTION PUMP ASSEMBLY.....1066
ENGINE FRONT SEAL.....1071
ENGINE REAR SEAL.....1074
CYLINDER HEAD ASSEMBLY.....1076
COMBINATION COOLER.....1082
ENGINE AND HYDRAULIC PUMP ASSEMBLIES.....1085
TRAVEL MOTOR ASSEMBLY.....1090
TRAVEL MOTOR ASSEMBLY.....1093
REMOVAL AND INSTALLATION OF.....1097
SWING MOTOR AND SWING MACHINERY ASSEMBLY.....1097
SWING MACHINERY ASSEMBLY.....1098
SWING MOTOR ASSEMBLY.....1106
FRONT AXLE ASSEMBLY.....1115
FRONT AXLE ASSEMBLY.....1117
REAR AXLE AND TRANSMISSION ASSEMBLY.....1167
REAR AXLE ASSEMBLY.....1170
TRANSMISSION ASSEMBLY.....1201
PROPSHAFT ASSEMBLY.....1229
WHEEL ASSEMBLY.....1231
SUSPENSION LOCK CYLINDER ASSEMBLY.....1232
SUSPENSION LOCK ASSEMBLY.....1233
OUTRIGGER ASSEMBLY.....1234
OUTRIGGER ASSEMBLY.....1235
DOZER BLADE ASSEMBLY.....1236
DOZER BLADE ASSEMBLY.....1237
SWING CIRCLE.....1238
ASSEMBLY.....1238
REVOLVING FRAME ASSEMBLY.....1239
CENTRE SWIVEL JOINT ASSEMBLY.....1242
CENTRE SWIVEL JOINT ASSEMBLY.....1245
HYDRAULIC TANK ASSEMBLY.....1247
FUEL TANK ASSEMBLY.....1251
CONTROL VALVE ASSEMBLY.....1253
LS SEPARATION VALVE ASSEMBLY.....1257
PRESSURE COMPENSATION VALVE ASSEMBLY.....1258
MAIN RELIEF VALVE ASSEMBLY.....1259
LS CONTROL EPC VALVE ASSEMBLY.....1260
EPC SOLENOID VALVE ASSEMBLY.....1261
PPC SOLENOID VALVE BLOCK ASSEMBLY.....1262
MANIFOLD BLOCK ASSEMBLY.....1264
OIL SEAL IN HYDRAULIC PUMP INPUT SHAFT.....1265
WORK EQUIPMENT PPC VALVE ASSEMBLY.....1266
HYDRAULIC CYLINDER ASSEMBLY.....1267
MONOBOOM WORK EQUIPMENT ASSEMBLY.....1273
2 PIECE BOOM WORK EQUIPMENT ASSEMBLY.....1276
AIR CONDITIONER UNIT ASSEMBLY.....1279
COUNTERWEIGHT ASSEMBLY.....1283
OPERATOR CAB ASSEMBLY.....1285
MONITOR ASSEMBLY.....1288
GOVERNOR / PUMP CONTROLLER ASSEMBLY.....1290
90 OTHERS.....1292
Hydraulic circuit diagram 1/3.....1294
Hydraulic circuit diagram 2/3.....1296
Hydraulic circuit diagram 3/3.....1298
Electrical circuit diagram 1/5.....1300
Electrical circuit diagram 2/5.....1302
Electrical circuit diagram 3/5.....1304
Electrical circuit diagram 4/5.....1306
Electrical circuit diagram 5/5.....1308
