Komatsu WB93R-5E0 Backhoe Loader Shop Manual WEBM008102 PDF

Description

Komatsu WB93R-5E0 Backhoe Loader Shop Manual WEBM008102 – PDF DOWNLOAD

FILE DETAILS:

Komatsu WB93R-5E0 Backhoe Loader Shop Manual WEBM008102 – PDF DOWNLOAD

Language : English
Pages :578
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Komatsu WB93R-5E0 Backhoe Loader Shop Manual WEBM008102 – PDF DOWNLOAD

SERIAL NUMBER
WB93R-5E0 F61569 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

TABLE OF CONTENTS:

Komatsu WB93R-5E0 Backhoe Loader Shop Manual WEBM008102 – PDF DOWNLOAD

CONTENTS 3
SAFETY 5
FOREWORD 7
HOW TO READ THE SHOP MANUAL 8
HOISTING INSTRUCTIONS 9
STANDARD TIGHTENING TORQUE 10
COATING MATERIALS 12
ELECTRIC 13
WEIGHT TABLE 14
TABLE OF OIL AND COOLANT QUANTITIES 15
CONVERSION TABLE 17
10 STRUCTURE AND FUNCTION 25
POWER TRAIN 26
TRANSMISSION (4WD) 28
TRANSMISSION 30
DRIVE SHAFTS 33
CONTROL VALVE BLOCK 35
FRONT AXLE 36
REAR AXLE 39
HYDRAULIC PUMP 43
8-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL) 57
10-SPOOL CONTROL VALVE (WITH MECHANICAL CONTROL) 63
8-SPOOL CONTROL VALVE (WITH SERVOCONTROL) 72
10-SPOOL CONTROL VALVE (WITH SERVOCONTROL) 80
CLSS 89
STEERING UNIT113
PPC VALVES114
PPC VALVE (BACKHOE CONTROLS)130
SOLENOID VALVE GROUP (EV1)136
HAMMER AND JIG ARM SOLENOID VALVE142
HAMMER SOLENOID VALVE143
JIG ARM SOLENOID VALVE144
JIG ARM AND SIDE DIGGING BOOM SOLENOID VALVE145
JIG ARM AND 2-WAY ATTACHMENT SOLENOID VALVE146
SIDE DIGGING BOOM SOLENOID VALVE147
2-WAY ATTACHMENT SOLENOID VALVE148
SAFETY VALVES149
SHOVEL CYLINDERS153
BACKHOE CYLINDERS155
AIR-CONDITIONING UNIT159
HOW THE AIR-CONDITIONING UNIT FUNCTIONS160
20 TESTING AND ADJUSTMENTS161
NORMAL OR STANDARD TECHNICAL DATA162
SPECIAL TOOLS186
VALVE CLEARANCE ADJUSTING187
ENGINE SPEED TESTS188
TENSIONING THE AIR-CONDITIONING COMPRESSOR BELT189
BLEEDING AIR FROM CIRCUITS – ELIMINATING RESIDUAL PRESSURE190
ADJUSTING ACCELERATOR PEDAL TRAVEL AND ACCELERATOR LEVER192
ADJUSTING BRAKE PEDAL SLACK/ALIGNMENT194
BRAKING SYSTEM CHECKS195
PARKING BRAKE ADJUSTMENT197
CHECKING AND SETTING PRESSURE IN THE ATTACHMENTS HYDRAULIC CIRCUIT198
CHECKING THE SETTING OF MAIN RELIEF AND SECONDARY VALVES200
SETTING THE MAIN RELIEF VALVES AND THE REDUCING VALVES203
CHECKING AND ADJUSTING THE LS DIFFERENTIAL PRESSURE – ADJUSTING THE LS VALVE205
CHECKING AND ADJUSTING SERVOCONTROLS SUPPLY PRESSURE206
ADJUSTING THE PC VALVE207
TESTING AND SETTING STEERING CONTROL SYSTEM PRESSURE208
CHECKING FOR LEAKS IN THE STEERING CYLINDERS209
TESTING PRESSURES IN THE POWER TRAIN GROUP210
TESTING THE CORRECT FUNCTIONING OF THE POWER TRAINCLUTCHES212
JIG ARM CLEARANCE ADJUSTMENT213
ANALYSIS OF CAUSES HYDRAULIC DRIFT215
TESTING THE AIR-CONDITIONING UNIT219
EMPTYING THE AIR-CONDITIONING UNIT221
TROUBLESHOOTING222
30 REMOVAL AND INSTALLATION235
HOW TO READ THE MANUAL236
PRECAUTIONS TO BE TAKEN WHILE WORKING237
SPECIAL TOOLS238
ENGINE HOOD241
FRONT GUARD242
RADIATOR GROUP – INTERCOOLER243
INTERCOOLER246
CONDENSER248
(For machines equipped with an air-conditioning unit)248
EXHAUST PIPE249
MUFFLER250
AIR FILTER251
ENGINE BELT252
TURBOCHARGER253
AIR-CONDITIONING UNIT COMPRESSOR254
AIR-CONDITIONING UNIT COMPRESSOR BELT256
FAN AND HEATING GROUP257
BATTERY261
FUEL TANK262
STEERING WHEEL AND TRANSMISSION-REVERSE, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP263
WORKING BRAKE PUMP GROUP265
STEERING UNIT268
CAB270
HYDRAULIC OIL TANK276
PISTON PUMP281
TRANSMISSION283
CONVERTOR362
ENGINE363
CONTROL VALVE (Standard version)366
CONTROL VALVE (Version with servocontrol)369
FRONT AXLE372
REAR AXLE404
SHOVEL PPC VALVE445
SHOVEL LIFT CYLINDERS447
SHOVEL DUMP CYLINDERS449
SHOVEL451
FRONT WORKING EQUIPMENT452
BACKHOE PPC VALVES (Optional)454
PPC VALVE SUPPORT RELEASE CABLES456
PPC VALVE SUPPORT RETURN GAS SPRING458
SOLENOID VALVE GROUP (servocontrol and optional attachment)460
BACKHOE BOOM CYLINDER461
ARM CYLINDER463
JIG ARM CYLINDER465
OUTRIGGER CYLINDER466
BACKHOE SWING CYLINDERS468
BACKHOE BUCKET CYLINDER470
BACKHOE BOOM SAFETY CYLINDER472
BACKHOE WORKING EQUIPMENT473
BACKHOE BUCKET475
BACKHOE BOOM CYLINDER476
ARM477
JIG ARM479
2nd ARM480
2nd ARM GUIDES481
BACKHOE SWING BRACKET482
COMPLETE BACKHOE BACKFRAME483
BACKFRAME LOCK PISTONS485
40 STANDARD MAINTENANCE487
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD488
TRANSMISSION490
FRONT AXLE495
REAR AXLE499
HYDRAULIC PUMP503
CONTROL VALVE505
PPC VALVES537
SHOVEL CYLINDERS539
BACKHOE CYLINDERS541
FRONT WORKING EQUIPMENT544
SWING BRACKET546
BACKHOE WORKING EQUIPMENT548
90 DIAGRAMS AND DRAWINGS551
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) – UP TO S/N F62280553
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) – FROM S/N F62281 TO F63598555
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) – FROM S/N F63599 AND UP557
HYDRAULIC CIRCUIT DIAGRAM (MECHANICAL VERSION) – OPTIONAL559
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) – UP TO S/N F62281561
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) – FROM S/N F62281 TO F62414563
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) – FROM S/N F62415 TO F63598565
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) – FROM S/N F63599 AND UP567
HYDRAULIC CIRCUIT DIAGRAM (VERSION WITH SERVOCONTROL) – OPTIONAL569
ELECTRICAL CIRCUIT DIAGRAM (1/3)571
ELECTRICAL CIRCUIT DIAGRAM (2/3)573
ELECTRICAL CIRCUIT DIAGRAM (3/3)575

IMAGES PREVIEW OF THE MANUAL:

S.M 25/12/24