Komatsu Hydraulic Excavator PW95R-2 Shop Manual WEBM001801 – PDF DOWNLOAD

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Komatsu Hydraulic Excavator PW95R-2 Shop Manual WEBM001801 – PDF DOWNLOAD

FILE DETAILS:

Komatsu Hydraulic Excavator PW95R-2 Shop Manual WEBM001801 – PDF DOWNLOAD

Language : English
Pages :492
Downloadable : Yes
File Type : PDF

DESCRIPTION:’

Komatsu Hydraulic Excavator PW95R-2 Shop Manual WEBM001801 – PDF DOWNLOAD

SERIAL NUMBER
PW95R-2 21D0200280 and up

FOREWORD
This shop manual has been prepared as an aid to improve the quality of repairs by giving the operator an ac- curate 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 under- standing 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 Hydraulic Excavator PW95R-2 Shop Manual WEBM001801 – PDF DOWNLOAD

SERIAL NUMBER
PW95R-2 21D0200280 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 WIRE CODE 15
WEIGHT TABLE 16
TABLE OF OIL AND COOLANT QUANTITIES 17
10STRUCTURE AND FUNCTION 21
PTO 22
POWER TRAIN 23
FRONT AXLE 24
TRANSMISSION 28
REAR AXLE 30
STEERING SYSTEM 35
STEERING UNIT 39
SWING CIRCLE 40
SWING MACHINERY 42
HYDRAULIC CIRCUIT 45
HYDRAULIC CIRCUIT (WORK EQUIPMENT) 47
HYDRAULIC PUMP 48
MAIN PUMP HPV95 49
LS – PC VALVE 54
FIXED THROTTLE VALVE 55
LS VALVE 58
PC VALVE 66
PRIORITY VALVE 74
CONTROL VALVE 76
SWING MOTOR104
SWING MOTOR RELIEF VALVE105
SWIVEL JOINT106
TRAVEL MOTOR107
DISPLACEMENT AUTOMATIC CONTROL HIGH PRESSURE RELATED108
TRAVEL MOTOR BRAKE VALVES109
CYLINDERS110
AXLE LOCKING CYLINDER112
SERVOCONTROL FEED UNIT114
ACCUMULATORS119
PPC VALVE WORK EQUIPMENT120
PPC VALVE (BLADE, BOOM SWING, 2-PIECE BOOM)124
TRAVEL PPC VALVE127
BRAKE PUMP128
BOOM AND ARM SAFETY VALVE129
2-PIECE BOOM SAFETY VALVE130
BLADE OR OUTRIGGER SAFETY VALVE131
OVER LOAD SENSOR SWITCH132
SOLENOID VALVE GROUP ST1133
SOLENOID VALVE GROUP ST2134
SOLENOID VALVE GROUP ST3 (Y1-Y2)135
SOLENOID VALVE GROUP ST4 (Y21-Y22-Y23-Y24)136
SOLENOID VALVE GROUP OP1 (Y26)137
SOLENOID VALVE GROUP OP2 (Y8-Y9)138
ELECTRICAL DIAGRAM (1/4)139
ELECTRICAL DIAGRAM (2/4)141
ELECTRICAL DIAGRAM (3/4)143
ELECTRICAL DIAGRAM (4/4)145
20TESTING AND ADJUSTMENTS149
NORMAL OR STANDARD TECHNICAL DATA150
SPECIAL TOOLS167
MEASURING THE ENGINE SPEED169
ADJUSTING VALVE CLEARANCE170
MEASURING COMPRESSION PRESSURE171
TESTING AND ADJUSTING FUEL INJECTION TIMING172
TESTING AND ADJUSTING FAN BELT TENSION174
ADJUSTING THE STROKE OF THE ACCELERATOR LEVER175
ADJUSTING PPC VALVES CLEARANCE176
ADJUSTING THE SAFETY MICROSWITCH177
MEASURING THE SWING CIRCLE AXIAL CLEARANCE178
AIR BLEEDING FROM HYDRAULIC CIRCUITS179
RELEASING RESIDUAL PRESSURE182
CHECKING AND REGULATING PRESSURE IN THE HYDRAULIC CIRCUITS183
TESTING AND SETTING OF MAIN VALVES184
ADJUSTING PC VALVE186
MEASURING LS DIFFERENTIAL PRESSURE AND ADJUSTING LS VALVE187
CHECKING AND ADJUSTING PRESSURE IN THE SERVOCONTROL FEED UNIT189
MEASURING PUMPS DELIVERY AND FLOW CONTROL STARTING POINT PUMP P1190
CHECKING THAT THE PRIORITY VALVE IS FUNCTIONING CORRECTLY192
CHECKING AND REGULATING THE PRESSURE OF THE STEERING SYSTEM193
CHECKING LEAKAGES IN THE STEERING CYLINDERS194
CHECKING THE BRAKING SYSTEM195
CHECKING WEAR IN THE BRAKE DISKS200
BLEEDING AIR FROM THE BRAKE LINES201
ADJUSTING THE PARKING BRAKE202
TRAVEL HYDRAULIC EQUIPMENT CHECKING PROCEDURE203
CHECKING AND ADJUSTING THE AUTOMATIC DISPLACEMENT CONTROL SYSTEM OF THE TRAVEL MOTOR204
CHECKING FOR LEAKAGES IN THE TRAVEL MOTOR205
CHECKING AND ADJUSTING THE SPEED OF THE TRAVEL PROPELLER SHAFT206
ADJUSTMENT OF THE SPEED SURVEYOR207
ADJUSTING BOOM AND ARM SAFETY VALVES208
ADJUSTING 2nd BOOM SAFETY VALVES209
MEASURING AND SETTING OF PRESSURE SWITCH SIGNAL OVERLOAD OPERATION210
MEASUREMENT OF INTERNAL OIL LEAKAGES IN THE SWING MOTOR211
CHECKING FOR LEAKAGES INSIDE THE SWIVEL JOINT212
ANALYSIS OF THE CAUSES OF HYDRAULIC DRIFTS215
30DISASSEMBLY AND ASSEMBLY227
HOW TO READ THE MANUAL229
PRECAUTIONS TO BE TAKEN WHEN WORKING230
SPECIAL TOOLS231
STARTER MOTOR235
ALTERNATOR236
INJECTION PUMP237
NOZZLE HOLDER241
THERMOSTAT242
EXHAUST PIPE-MUFFLER243
CYLINDER HEAD244
SEAT248
CABIN249
ENGINE HOOD250
FRONT HOOD251
HEATING FAN252
RADIATOR253
FUEL TANK255
HYDRAULIC OIL TANK257
ENGINE-PUMP GROUP258
PUMP GROUP262
ENGINE-PUMP COUPLING JOINT264
GEAR-PUMP265
SWIVEL JOINT266
SWIVEL MOTOR267
SWING MACHINERY268
CONTROL VALVE287
REVOLVING FRAME288
COUNTERWEIGHT290
SWING CIRCLE291
TRANSMISSION – REVERSER, DIRECTION INDICATOR AND HEADLIGHT DIPPER BEAM CONTROL GROUP292
RH PPC VALVE (BOOM – BUCKET)293
LH PPC VALVE (ARM – SWING)295
OUTRIGGER AND BLADE PPC VALVE297
BOOM SWING PPC VALVE298
TRAVEL AND 2nd BOOM PPC VALVE299
BRAKE PUMP300
STEERING UNIT301
PRIORITY VALVE318
TRAVEL MOTOR320
TRANSMISSION330
AXLE LOCKING CYLINDERS345
COMPLETE FRONT AXLE346
COMPLETE REAR AXLE349
AXLES352
BOOM CYLINDER (FOR 1-PIECE BOOM)414
BOOM CYLINDER (FOR 2-PIECE BOOM)415
2nd BOOM CYLINDERS417
ARM CYLINDER419
BUCKET CYLINDER420
BOOM SWING CYLINDER421
CYLINDERS FOR OUTRIGGERS OR BLADE422
WORK EQUIPMENT CYLINDERS423
WORK EQUIPMENT (FOR 1-PIECE BOOM)428
WORK EQUIPMENT (FOR 2-PIECE BOOM)429
BUCKET431
ARM432
2nd BOOM435
BOOM (1-PIECE BOOM)437
BOOM (2-PIECE BOOM)438
SWING BRACKET440
BLADE AND OUTRIGGERS441
BLADE AND OUTRIGGERS ARMS442
40MAINTENANCE STANDARD445
PTO446
FRONT AXLE447
TRANSMISSION452
REAR AXLE454
SWING CIRCLE460
SWING MACHINERY462
HYDRAULIC PUMP464
CONTROL VALVE466
SWING MOTOR477
SWIVEL JOINT478
TRAVEL MOTOR479
TRAVEL MOTOR BRAKE VALVES480
SERVOCONTROL FEED UNIT481
TRAVEL PPC VALVE482
PPC VALVE483
BLADE SAFETY VALVE485
CYLINDERS486
WORK EQUIPMENT (1-PIECE BOOM)488
WORK EQUIPMENT (2-PIECE BOOM)490

IMAGES PREVIEW OF THE MANUAL:

S.M 21/12/24