Komatsu Wheeled Excavator PW95R-2 Shop Manual WEBM001802 PDF

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Komatsu Wheeled Excavator PW95R-2 Shop Manual WEBM001802 – PDF DOWNLOAD

FILE DETAILS:

Komatsu Wheeled Excavator PW95R-2 Shop Manual WEBM001802 – PDF DOWNLOAD

Language : English
Pages :520
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Komatsu Wheeled Excavator PW95R-2 Shop Manual WEBM001802 – PDF DOWNLOAD

SERIAL NUMBER
PW95R·2 21 D021 ODO land up
PW95R·2 21 D0220001and 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 Wheeled Excavator PW95R-2 Shop Manual WEBM001802 – PDF DOWNLOAD

SERIAL NUMBER
PW95R·2 21 D021 ODO land up
PW95R·2 21 D0220001and up

COVER 1
CONTENTS 3
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 WIRE CODE 15
WEIGHT TABLE 16
TABLE OF OIL AND COOLANT QUANTITIES 17
CONVERSION TABLE 19
10STRUCTURE AND FUNCTION 27
PTO 28
POWER TRAIN 29
FRONT AXLE 30
TRANSMISSION 34
REAR AXLE 36
STEERING SYSTEM 41
STEERING UNIT 45
SWING CIRCLE 46
SWING MACHINERY 47
HYDRAULIC DIAGRAM STANDARD 49
HYDRAULIC CIRCUIT (WORK EQUIPMENT) 51
HYDRAULIC PUMP 52
PRIORITY VALVE 78
CONTROL VALVE 80
SWING VALVE 86
BLADE VALVE 87
ARM VALVE – BUCKET VALVE 88
OUTRIGGER VALVE – BOOM SWING VALVE 90
2-PIECE BOOM VALVE – ATTACHMENT VALVE 91
CONTROL VALVE 93
SWING MOTOR108
SWIVEL JOINT114
TRAVEL MOTOR115
DISPLACEMENT AUTOMATIC CONTROL HIGH PRESSURE RELATED116
TRAVEL MOTOR BRAKE VALVES117
CYLINDERS118
AXLE LOCKING CYLINDER120
SERVOCONTROL FEED UNIT122
ACCUMULATOR127
PPC VALVES128
BOOM SWING, 2-PIECE BOOM PPC VALVES136
TRAVEL PPC VALVE137
BRAKE PUMP138
BOOM AND ARM SAFETY VALVE139
BLADE OR OUTRIGGERS SAFETY VALVE140
2-PIECE BOOM SAFETY VALVE141
OVERLOAD SENSOR SWITCH142
SOLENOID VALVES143
AIR-CONDITIONING UNIT149
ELECTRICAL DIAGRAM (1/8)151
ELECTRICAL DIAGRAM (2/8)153
ELECTRICAL DIAGRAM (3/8)155
ELECTRICAL DIAGRAM (4/8)157
ELECTRICAL DIAGRAM (5/8)159
ELECTRICAL DIAGRAM (6/8)161
ELECTRICAL DIAGRAM (7/8)163
ELECTRICAL DIAGRAM (8/8)165
CONTROL UNIT FUSES – RELAIS (1/2)167
CONTROL UNIT FUSES – RELAIS (2/2)169
20TESTING AND ADJUSTMENTS171
NORMAL OR STANDARD TECHNICAL DATA172
SPECIAL TOOLS186
MEASURING THE ENGINE SPEED187
ADJUSTING VALVE CLEARANCE188
MEASURING COMPRESSION PRESSURE189
TESTING AND ADJUSTING FUEL INJECTION TIMING190
TESTING AND ADJUSTING FAN BELT TENSION192
CHECKING AND TIGHTENING THE COMPRESSOR FAN-BELT193
ADJUSTING THE STROKE OF THE ACCELERATOR LEVER194
ADJUSTING PPC VALVES CLEARANCE195
ADJUSTING THE SAFETY MICROSWITCH196
MEASURING THE SWING CIRCLE AXIAL CLEARANCE197
AIR BLEEDING FROM HYDRAULIC CIRCUITS198
RELEASING RESIDUAL PRESSURE FROM THE CIRCUITS201
CHECKING AND REGULATING PRESSURE IN THE HYDRAULIC CIRCUITS202
TESTING AND SETTING OF MAIN VALVES203
ADJUSTING PC VALVE205
MEASURING LS DIFFERENTIAL PRESSURE AND ADJUSTING LS VALVE206
CHECKING AND ADJUSTING PRESSURES IN THE SERVOCONTROL FEED UNIT208
MEASURING PUMPS DELIVERY AND FLOW CONTROL STARTING POINT PUMP P1209
CHECKING THAT THE PRIORITY VALVE IS FUNCTIONING CORRECTLY210
CHECKING AND REGULATING THE PRESSURE OF THE STEERING SYSTEM211
CHECKING LEAKAGES IN THE STEERING CYLINDERS212
CHECKING THE BRAKING SYSTEM213
CHECKING WEAR IN THE BRAKE DISKS218
BLEEDING AIR FROM THE BRAKE LINES219
ADJUSTING THE PARKING BRAKE220
TRAVEL HYDRAULIC EQUIPMENT CHECKING PROCEDURE221
CHECKING AND ADJUSTING THE AUTOMATIC DISPLACEMENTCONTROL SYSTEM OF THE TRAVEL MOTOR222
CHECKING FOR LEAKAGES IN THE TRAVEL MOTOR223
CHECKING AND ADJUSTING THE SPEED OF THE TRAVEL PROPELLER SHAFT224
ADJUSTMENT OF THE SPEED SURVEYOR225
ADJUSTING BOOM AND ARM SAFETY VALVES226
ADJUSTING 2nd BOOM SAFETY VALVES227
MEASURING AND SETTING OF PRESSURE SWITCH SIGNAL OVERLOAD OPERATION228
MEASUREMENT OF INTERNAL OIL LEAKAGES IN THE SWING MOTOR229
CHECKING FOR LEAKAGES INSIDE THE SWIVEL JOINT230
ANALYSIS OF THE CAUSES OF HYDRAULIC DRIFTS233
TESTING THE AIR-CONDITIONING UNIT243
EMPTYING THE AIR-CONDITIONING UNIT245
30REMOVAL AND INSTALLATION247
HOW TO READ THE MANUAL249
PRECAUTIONS TO BE TAKEN WHEN WORKING250
SPECIAL TOOLS251
STARTER MOTOR261
ALTERNATOR262
AIR-CONDITIONING UNIT COMPRESSOR263
INJECTION PUMP265
INJECTION NOZZLE269
THERMOSTAT270
MUFFLER271
CYLINDER HEADE272
SEAT276
CABIN277
ENGINE HOOD280
CONDENSER UNIT281
FRONT HOOD283
HEATING FAN UNIT284
AIR CONIDTIONING FAN UNIT286
RADIATOR289
FUEL TANK291
HYDRAULIC OIL TANK293
ENGINE-PUMP GROUP294
PUMP GROUP297
ENGINE-PUMP COUPLING JOINT298
GEAR-PUMP299
SWIVEL JOINT300
SWING MOTOR301
SWING MACHINERY302
CONTROL VALVE317
REVOLVING FRAME318
COUNTERWEIGHT320
SWING CIRCLE321
REMOVAL OF THE TRANSMISSION – REVERSER, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP322
RH PPC VALVE (BOOM-BUCKET)323
LH PPC VALVE (ARM-SWING)325
OUTRIGGER AND BLADE PPC VALVE327
BOOM SWING PPC VALVE328
TRAVEL AND 2nd BOOM PPC VALVE329
BRAKE PUMP330
STEERING UNIT331
PRIORITY VALVE348
TRAVEL MOTOR350
TRANSMISSION360
AXLE LOCKING CYLINDERS375
FRONT AXLE376
REAR AXLE379
AXLES382
BOOM CYLINDER (For 1-piece boom)444
BOOM CYLINDER (For 2-piece boom)445
2nd BOOM CYLINDERS447
ARM CYLINDER449
BUCKET CYLINDER450
BOOM SWING CYLINDER451
CYLINDERS FOR OUTRIGGERS OR BLADE452
WORK EQUIPMENT CYLINDERS453
WORK EQUIPMENT (For 1-piece boom)458
WORK EQUIPMENT (For 2-piece boom)459
BUCKET461
ARM462
2nd BOOM465
BOOM (For 1-piece boom)467
BOOM (For 2-piece boom)468
SWING SUPPORT470
BLADE AND OUTRIGGERS471
BLADE AND OUTRIGGER ARMS472
40STANDARD MAINTENANCE473
PTO474
FRONT AXLE475
TRANSMISSION480
REAR AXLE482
SWING CIRCLE488
SWING MACHINERY490
HYDRAULIC PUMP492
CONTROL VALVE494
SWING MOTOR504
SWIVEL JOINT505
TRAVEL MOTOR506
TRAVEL MOTOR BRAKE VALVES507
SERVOCONTROL FEED UNIT508
PPC VALVES509
BLADE510
BLADE SAFETY VALVE511
CYLINDERS512
WORK EQUIPMENT514

IMAGES PREVIEW OF THE MANUAL:

S.M 24/12/24