Komatsu WB97S-5E0 Backhoe-Loader Shop Manual WEBM008400 PDF

Description

Komatsu WB97S-5E0 Backhoe-Loader Shop Manual WEBM008400 – PDF DOWNLOAD

FILE DETAILS:

Komatsu WB97S-5E0 Backhoe-Loader Shop Manual WEBM008400 – PDF DOWNLOAD 

Language : English
Pages : 616
Downloadable : Yes
File Type : PDF

TABLE OF CONTENTS:

Komatsu WB97S-5E0 Backhoe-Loader Shop Manual WEBM008400 – PDF DOWNLOAD 

CONTENTS 3
REVISED PAGES 5
k SAFETY 7
FOREWORD 9
HOW TO READ THE SHOP MANUAL 10
HOISTING INSTRUCTIONS 11
STANDARD TIGHTENING TORQUE 12
COATING MATERIALS 14
ELECTRIC 15
WEIGHT TABLE 16
TABLE OF OIL AND COOLANT QUANTITIES 17
CONVERSION TABLE 19
10 STRUCTURE AND FUNCTION 27
POWER TRAIN 28
TRANSMISSION (4WD) 30
TRANSMISSION 32
CONTROL VALVE BLOCK 34
DRIVE SHAFTS 35
FRONT AXLE 37
REAR AXLE 40
STEERING SYSTEM (4WS) 44
HYDRAULIC CIRCUIT 49
HYDRAULIC PUMP 51
1 MAIN PUMP 52
2 DELIVERY CONTROL VALVE 57
8-SPOOL CONTROL VALVE 66
10-SPOOL CONTROL VALVE 72
CLSS 79
1 DESCRIPTION 79
2 OPERATING PRINCIPLES 80
3 OPERATION FOR EACH CIRCUIT AND VALVE 82
STEERING UNIT 98
PPC VALVES 99
SHOVEL PPC VALVE (STANDARD) 99
SHOVEL PPC VALVE (FLOAT + RETURN TO DIG) 103
OUTRIGGERS PPC VALVE 109
BACKHOE LH PPC VALVE 114
BACKHOE RH PPC VALVE 115
SOLENOID VALVE GROUP (EV1) 116
BACKHOE VERSION WITHOUT 4 IN 1 BUCKET 116
BACKHOE VERSION WITH 4 IN 1 BUCKET 117
SOLENOID VALVE GROUP (EV2) 118
SAFETY VALVES 119
SHOVEL RAISE 119
SHOVEL DUMP 120
BOOM 121
ARM 122
SHOVEL CYLINDERS 123
RAISING CYLINDER 123
DUMPING CYLINDER 123
4 IN 1 BUCKET 124
BACKHOE CYLINDERS 125
BOOM CYLINDER 125
ARM 125
BUCKET CYLINDER 126
OUTRIGGER CYLINDER 126
BOOM SWING CYLINDER 127
JIG ARM CYLINDER 127
AIR-CONDITIONING UNIT 129
OPERATION OF THE AIR CONDITIONING UNIT 130
FUSE AND RELAY CENTRE 131
DRIVER SEAT WIRING 132
SWITCH PANEL WIRING 133
FRONT DASH WIRING 134
LATERAL DASH WIRING 135
ROOF WIRING 136
ENGINE WIRING 137
SPEED SELECTOR WIRING 138
BACKHOE WIRING 139
4WS PUSH-BUTTONS PANEL WIRING 140
4WD SOLENOID VALVES WIRING 141
WIRING DIAGRAM (STANDARD VERSION) (see also Group 90) 142
20 TESTING AND ADJUSTMENTS 143
NORMAL OR STANDARD TECHNICAL DATA 145
SPECIAL TOOLS 160
VALVE CLEARANCE ADJUSTING 161
ENGINE SPEED TESTS 162
TENSIONING THE AIR-CONDITIONING COMPRESSOR BELT 164
BLEEDING AIR FROM CIRCUITS – ELIMINATING RESIDUAL PRESSURE 165
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER 167
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT 169
BRAKING SYSTEM CHECKS 170
PARKING BRAKE ADJUSTMENT 173
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT 175
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES 177
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES 181
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE ADJUSTING THE LS VALVE 183
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE 185
ADJUSTING THE PC VALVE 186
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE 187
CHECKING FOR LEAKS IN THE STEERING CYLINDERS 188
TESTING PRESSURES IN THE POWER TRAIN GROUP 189
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES 191
ANALYSIS OF CAUSES HYDRAULIC DRIFT 192
FRONT EQUIPMENT 192
BACKHOE 194
TESTING THE AIR-CONDITIONING UNIT 197
EMPTYING THE AIR-CONDITIONING UNIT 199
TROUBLESHOOTING 200
FRONT AXLE TROUBLESHOOTING 200
FRONT AXLE CHECKING AND TROUBLESHOOTING 203
REAR AXLE TROUBLESHOOTING 205
REAR AXLE CHECKING AND TROUBLESHOOTING 208
TRANSMISSION TROUBLESHOOTING 210
30 REMOVAL AND INSTALLATION 213
HOW TO READ THE MANUAL 215
PRECAUTIONS TO BE TAKEN WHILE WORKING 216
SPECIAL TOOLS 217
ENGINE HOOD 221
Removal 221
Installation 222
FRONT GUARD 223
Removal 223
Installation 223
RADIATOR GROUP – INTERCOOLER 224
Removal 224
Installation 228
INTERCOOLER 229
Removal 229
Installation 230
CONDENSER 231
(For machines equipped with an air-conditioning unit) 231
Removal 231
Installation 231
EXHAUST PIPE 232
Removal 232
Installation 232
MUFFLER 233
Removal 233
Installation 233
AIR FILTER 234
Removal 234
Installation 234
ENGINE BELT 235
Replacement 235
TURBOCHARGER 236
Removal 236
Installation 237
AIR-CONDITIONING UNIT COMPRESSOR 238
Removal 238
Installation 239
AIR-CONDITIONING UNIT COMPRESSOR BELT 240
Removal 240
Installation 241
FAN AND HEATING GROUP 242
Removal 242
Installation 247
BATTERY 248
Removal 248
Installation 249
FUEL TANK 250
Removal 250
Installation 251
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP 252
Removal 252
Installation 253
WORKING BRAKE PUMP GROUP 254
Removal 254
Installation 256
STEERING UNIT 257
Removal 257
Installation 258
CAB 259
Removal 259
Installation 265
HYDRAULIC OIL TANK 267
Removal 267
Installation 273
PISTON PUMP 274
Removal 274
Installation 275
TRANSMISSION 276
Removal 276
Installation 280
TRANSMISSION 281
Disassembly and assembly 281
CONVERTOR 389
Removal 389
Installation 389
ENGINE 390
Removal 390
Installation 394
CONTROL VALVE 395
Removal 395
Installation 397
STEERING SOLENOID VALVE GROUP 398
Removal 398
Installation 398
FRONT AXLE 399
Removal 399
Installation 401
FRONT AXLE 403
Disassembly and assembly 403
REAR AXLE 447
Removal 447
Installation 449
Disassembly and assembly 450
SHOVEL PPC VALVE 511
Removal 511
Installation 512
SHOVEL LIFT CYLINDERS 513
Removal 513
Installation 514
SHOVEL DUMP CYLINDERS 515
Removal 515
Installation 516
SHOVEL 517
Removal 517
Installation 517
FRONT WORKING EQUIPMENT 518
Removal 518
Installation 519
BACKHOE PPC VALVES 520
Removal 520
Installation 521
PPC VALVE SUPPORT RELEASE CABLES 522
Removal 522
Installation 523
PPC VALVE SUPPORT RETURN GAS SPRING 524
Removal 524
Installation 525
SOLENOID VALVE GROUP (servocontrol and optional attachment) 526
Removal 526
Installation 527
BACKHOE BOOM CYLINDER 528
Removal 528
Installation 530
ARM CYLINDER 531
Removal 531
Installation 532
JIG ARM CYLINDER 533
Removal 533
Installation 533
OUTRIGGER CYLINDER 534
Removal 534
Installation 535
BACKHOE SWING CYLINDERS 536
Removal 536
Installation 538
BACKHOE BUCKET CYLINDER 539
Removal 539
Installation 540
BACKHOE BOOM SAFETY CYLINDER 541
Removal 541
Installation 542
CYLINDER 543
SHOVEL ARM, SHOVEL, BOOM, ARM, BUCKET, OUTRIGGERS 543
Disassembly 543
Assembly 545
BACKHOE SWING CYLINDERS 548
Disassembly 548
Assembly 551
BACKHOE WORKING EQUIPMENT 554
Removal 554
Installation 555
BACKHOE BUCKET 556
Removal 556
Installation 556
BACKHOE BOOM CYLINDER 557
Removal 557
Installation 557
ARM 558
Removal 558
Installation 558
JIG ARM 559
Removal 559
Installation 559
2nd ARM 560
Removal 560
Installation 560
2nd ARM GUIDES 561
Removal 561
Installation 561
BACKHOE SWING BRACKET 562
Removal 562
Installation 562
COMPLETE BACKHOE BACKFRAME 563
Removal 563
Installation 564
BACKFRAME LOCK PISTONS 565
Removal 565
Installation 566
40 STANDARD MAINTENANCE 567
TRANSMISSION 568
FRONT AXLE 571
REAR AXLE 574
HYDRAULIC PUMP 578
CONTROL VALVE 580
8-SPOOL VERSION 580
10-SPOOL VERSION 588
PPC VALVES 596
SHOVEL CONTROL 596
SHOVEL CYLINDERS 598
DUMP CYLINDER 598
RAISE CYLINDER 598
4 IN 1 BUCKET 599
BACKHOE CYLINDERS 600
BOOM 600
ARM 600
BUCKET 600
BOOM SWING 601
OUTRIGGERS 602
JIG ARM 602
FRONT WORKING EQUIPMENT 604
SWING BRACKET 606
BACKHOE WORKING EQUIPMENT 608
90 OTHER 611
ELECTRICAL DIAGRAM (STANDARD VERSION) 613

DESCRIPTION:

Komatsu WB97S-5E0 Backhoe-Loader Shop Manual WEBM008400 – PDF DOWNLOAD 

SERIAL NUMBER
WB97S-5E0 F30003 and up

FOREWORD:

• This shop manual has been prepared as an aid to improve the quality of repairs by giving the operator an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sureyou understand the contents of this manual and use it to full effect at every opportunity.
• This shop manual mainly contains the necessary technical information for operations performed in a service workshop. The manual is divided into chapters on each main group of components; these chapters are further divided into the following sections.

STRUCTURE AND FUNCTION
This section explains the structure and function of each component. It serves not only to give an understanding
of the structure, but also serves as reference material for troubleshooting.
TESTING AND ADJUSTMENTS
This sections explains checks to be made before and after performing repairs, as well as adjustments to be
made at completion of the checks and repairs.
Troubleshooting charts correlating «Problems» to «Causes» are also included in this section.
REMOVAL AND INSTALLATION
This section explains the order to be followed when removing, installing, disassembling or assembling each
component, as well as precautions to be taken for these operations.
STANDARD MAINTENANCE
This section gives the judgement standards when inspecting disassembled parts.

IMAGES PREVIEW OF THE MANUAL:

S.V 28/12/24