Komatsu WB97R-2 Backhoe-Loader Shop Manual WEBM001003 – PDF DOWNLOAD

Description

Komatsu WB97R-2 Backhoe-Loader Shop Manual WEBM001003 – PDF DOWNLOAD

FILE DETAILS:

Komatsu WB97R-2 Backhoe-Loader Shop Manual WEBM001003 – PDF DOWNLOAD

Language : English
Pages :512
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Komatsu WB97R-2 Backhoe-Loader Shop Manual WEBM001003 – PDF DOWNLOAD

Serial Number:WB97R-2 97f2O887 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 sure
  you 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 ADJUSTING
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.
DISASSEMBLY AND ASSEMBLY
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.
MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.

TABLE OF CONTENTS:

Komatsu WB97R-2 Backhoe-Loader Shop Manual WEBM001003 – PDF DOWNLOAD

Serial Number:WB97R-2 97f2O887 and up

COVER 1
CONTENTS 3
LIST OF REVISED PAGES 5
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 29
POWER TRAIN 30
TRANSMISSION 32
DRIVE SHAFTS 36
CONTROL VALVE BLOCK 38
FRONT AXLE 40
REAR AXLE 43
HYDRAULIC PUMP 48
STEERING UNIT 69
HYDRAULIC CIRCUIT 71
SHOVEL CONTROL VALVE 72
BACKHOE CONTROL VALVE 78
CLSS 85
SOLENOID VALVE 99
SAFETY VALVE100
BRAKE PUMP102
SHOVEL CYLINDERS103
BACKHOE CYLINDERS104
AIR-CONDITIONING UNIT108
ELECTRICAL DIAGRAM111
ELECTRICAL DIAGRAM (AIR CONDITIONING)123
20 TESTING AND ADJUSTMENTS127
NORMAL OR STANDARD TECHNICAL DATA128
SPECIAL TOOLS140
MEASURING ENGINE SPEED141
ADJUSTING VALVE CLEARANCE142
MEASURING COMPRESSION PRESSURE143
TESTING AND ADJUSTING FUEL INJECTION TIMING144
CHECKING AND TIGHTENING THE FAN – BELT146
CHECKING AND TIGHTENING THE COMPRESSOR FAN – BELT147
MEASURING ACCELERATOR PEDAL OPERATING TRAVEL AND ACCELERATOR LEVER148
ADJUSTING BRAKE PEDAL TRAVEL, BRAKE ALIGNMENT, MICROSWITCHES150
AIR BLEEDING – RELEASING RESIDUAL PRESSURE151
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT154
TESTING AND ADJUSTING OF LOAD SENSING SIGNAL (LS VALVE)160
TESTING AND ADJUSTING OF UNLOADING VALVE161
CHECKING UNLOADING VALVE FUNCTIONALITY162
TESTING PRIORITY VALVE OPERATION163
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE164
TESTING BRAKE SYSTEM165
CONTROL OF THE ENGINE SPEED UNDER LOAD167
TESTING PRESSURES IN THE POWER TRAIN GROUP169
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAIN CLUTCHES171
ADJUSTING THE SENSOR FOR RETURN TO DIG DEVICE172
ANALYSIS OF CAUSES HYDRAULIC DRIFT173
TESTING THE AIR-CONDITIONING UNIT178
EMPTYING THE AIR-CONDITIONING UNIT180
TROUBLESHOOTING181
FRONT AXLE TROUBLESHOOTING182
REAR AXLE TROUBLESHOOTING187
TRANSMISSION TROUBLESHOOTING192
CHECKING AND INSPECTION OF THE ELECTRONIC CONTROL UNIT195
30 REMOVAL AND INSTALLATION199
HOWTO READ THE MANUAL201
PRECAUTIONS TO BE TAKEN WHILE WORKING202
SPECIAL TOOLS203
STARTING MOTOR207
ALTERNATOR208
AIR-CONDITIONING UNIT COMPRESSOR210
INJECTION PUMP212
INJECTION PUMP215
INJECTION NOZZLES216
THERMOSTAT217
COOLING LIQUID PUMP218
TURBOCOMPRESSOR220
CYLINDER HEAD222
FRONT COUNTERWEIGHT226
RADIATOR UNIT227
CONDENSER230
MUFFLER231
EXHAUST PIPE232
ENGINE HOOD233
CAB235
HEAT AND AIR-CONDITIONING GROUP239
FUEL TANK241
HYDRAULIC OIL TANK242
ENGINE-GEARBOX-PUMP GROUP243
PISTON PUMP249
TRANSMISSION251
CONVERTOR353
TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP354
STEERING UNIT355
WORKING BRAKE PUMP GROUP356
FRONT WORKING EQUIPMENT CONTROL VALVE357
FRONT AND BACKHOE CONTROL VALVE358
FRONT AXLE372
REAR AXLE399
FRONT BUCKET BOOM-RAISING CYLINDER435
FRONT BUCKET TILT CYLINDERS436
FRONT BUCKET437
FRONT WORKING EQUIPMENT438
BACKHOE CONTROL VALVE440
BACKHOE BOOM CYLINDER442
BACKHOE ARM CYLINDER443
JIG ARM CYLINDER444
BACKHOE BUCKET CYLINDER445
OUTRIGGER CYLINDERS446
BACKHOE SWING CYLINDERS448
BACKHOE BACKFRAME LOCK CYLINDER449
CYLINDERS450
BOOM SWING CYLINDER456
BACKHOE BACKFRAME LOCK CYLINDER459
BOOM SAFETY CYLINDER460
BACKHOE WORKING EQUIPMENT461
BACKHOE BUCKET462
ARM463
COMPLETE JIG ARM464
2nd ARM465
2nd ARM GUIDES466
BACKHOE BOOM467
BACKHOE SWING BRACKET468
BACKHOE BACKFRAME469
40 STANDARD MAINTENANCE473
TRANSMISSION474
FRONT AXLE477
REAR AXLE480
HYDRAULIC PUMP484
2-SPOOL CONTROL VALVE486
3-SPOOL CONTROL VALVE488
3-SPOOL CONTROL VALVE (With Return to Dig)490
6-SPOOL CONTROL VALVE492
7-SPOOL CONTROL VALVE495
8-SPOOL CONTROL VALVE497
BRAKE PUMP499
SHOVEL CYLINDERS500
BACKHOE CYLINDERS502
FRONT WORKING EQUIPMENT506
SWING BRACKET508
BACKHOE WORKING EQUIPMENT510

IMAGES PREVIEW OF THE MANUAL:

S.M 15/12/24