Komatsu Hydraulic Excavator PC95R-2 Shop Manual WEBM001702 PDF

Description

Komatsu Hydraulic Excavator PC95R-2 Shop Manual WEBM001702 – PDF DOWNLOAD

FILE DETAILS:

Komatsu Hydraulic Excavator PC95R-2 Shop Manual WEBM001702 – PDF DOWNLOAD

Language : English
Pages :366
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Komatsu Hydraulic Excavator PC95R-2 Shop Manual WEBM001702 – PDF DOWNLOAD

Serial Number:
PC95R-2 21D5210001 and up
PC95R-2 21D5220001 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.

10. 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.
20. 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.
30. 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.
40. MAINTENANCE STANDARD
This section gives the judgement standards when inspecting disassembled parts.

TABLE OF CONTENTS:

Komatsu Hydraulic Excavator PC95R-2 Shop Manual WEBM001702 – PDF DOWNLOAD

Serial Number:
PC95R-2 21D5210001 and up
PC95R-2 21D5220001 and 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
TRACK FRAME 31
IDLER AND RECOIL SPRING 32
CARRIER ROLLER – TRACK ROLLER 33
TRACK SHOE 34
SWING CIRCLE 35
SWING MACHINERY 36
FINAL DRIVE 37
HYDRAULIC DIAGRAM STANDARD 39
HYDRAULIC DIAGRAM WITH 2-PIECE BOOM 41
HYDRAULIC PUMP 42
9-SPOOL CONTROL VALVE (STANDARD) 68
10-SPOOL CONTROL VALVE (STANDARD 2-PIECE BOOM) 70
CONTROL VALVE 72
BLADE VALVE 77
LH AND RH TRAVEL VALVE BOOM VALVE 78
ARM VALVE BUCKET VALVE 79
BOOM SWING VALVE (2-PIECE BOOM VALVE) ATTACHMENT VALVE 80
CONTROL VALVE 81
SWING MOTOR 98
SWIVEL JOINT104
TRAVEL MOTOR106
CYLINDERS108
2-PIECE BOOM109
SERVOCONTROL FEED UNIT110
ACCUMULATOR115
SHUTTLE VALVE116
PPC VALVE117
BOOM AND ARM SAFETY VALVE127
BLADE SAFETY VALVE128
2-PIECE BOOM SAFETY VALVE129
OVERLOAD SENSOR SWITCH130
SOLENOID VALVES131
AIR-CONDITIONING UNIT133
ELECTRICAL DIAGRAM (1/5)135
ELECTRICAL DIAGRAM (2/5)137
ELECTRICAL DIAGRAM (3/5)139
ELECTRICAL DIAGRAM (4/5)141
ELECTRICAL DIAGRAM (5/5)143
20TESTING AND ADJUSTMENTS145
NORMAL OR STANDARD TECHNICAL DATA146
SPECIAL TOOLS160
MEASURING THE ENGINE SPEED161
ADJUSTING VALVE CLEARANCE162
MEASURING COMPRESSION PRESSURE163
TESTING AND ADJUSTING FUEL INJECTION TIMING164
TESTING AND ADJUSTING FAN BELT TENSION166
CHECKING AND TIGHTENING THE COMPRESSOR FAN-BELT167
ADJUSTING THE STROKE OF THE ACCELERATOR LEVER168
ADJUSTING THE SAFETY MICROSWITCH169
MEASURING THE SWING CIRCLE AXIAL CLEARANCE170
TESTING AND ADJUSTING TRACK-SHOE TENSION171
AIR BLEEDING FROM HYDRAULIC CIRCUITS172
RELEASING RESIDUAL PRESSURE FROM THE CIRCUITS174
CHECKING AND REGULATING PRESSURE IN THE HYDRAULIC CIRCUITS175
TESTING AND SETTING OF MAIN VALVES176
ADJUSTING PC VALVE178
MEASURING LS DIFFERENTIAL PRESSURE AND ADJUSTING LS VALVE179
CHECKING AND ADJUSTING PRESSURES IN THE SERVOCONTROL FEED UNIT181
MEASURING PUMPS DELIVERY AND FLOW CONTROL STARTING POINT PUMP P1182
MEASURING TRAVEL DEVIATION183
ADJUSTING THE MAXIMUM SPEED OF THE TRAVEL MOTORS184
MEASURING INNER OIL LEAKAGE OF TRAVEL MOTOR185
ADJUSTING BOOM AND ARM SAFETY VALVES186
ADJUSTING 2nd BOOM SAFETY VALVES187
MEASURING AND SETTING OF PRESSURE SWITCH SIGNAL OVERLOAD OPERATION188
MEASUREMENT OF INTERNAL OIL LEAKAGES IN THE SWING MOTOR189
CHECKING FOR LEAKAGES INSIDE THE SWIVEL JOINT190
ANALYSIS OF THE CAUSES OF HYDRAULIC DRIFTS192
TESTING THE AIR-CONDITIONING UNIT199
EMPTYING THE AIR-CONDITIONING UNIT201
30REMOVAL AND INSTALLATION203
HOW TO READ THE MANUAL205
PRECAUTIONS TO BE TAKEN WHEN WORKING206
SPECIAL TOOLS207
STARTER MOTOR209
ALTERNATOR210
AIR-CONDITIONING UNIT COMPRESSOR211
INJECTION PUMP213
INJECTION NOZZLE217
THERMOSTAT218
MUFFLER219
CYLINDER HEAD220
SEAT224
CABIN225
ENGINE HOOD228
CONDENSER UNIT229
FRONT HOOD231
HEATING FAN UNIT232
AIR CONIDTIONING FAN UNIT234
RADIATOR237
FUEL TANK239
HYDRAULIC OIL TANK241
ENGINE-PUMP GROUP243
PUMP GROUP246
ENGINE-PUMP COUPLING JOINT247
GEAR-PUMP248
SWIVEL JOINT249
SWING MOTOR250
SWING MACHINERY251
CONTROL VALVE267
REVOLVING FRAME268
COUNTERWEIGHT270
SWING CIRCLE271
TRACK SHOES272
SPROCKET ASSEMBLY273
FINAL DRIVE274
IDLER AND RECOIL SPRING ASSEMBLY287
IDLER288
RECOIL SPRING GROUP AND CYLINDER289
TRACK ROLLER290
CARRIER ROLLER291
RH PPC VALVE (BOOM-BUCKET)292
LH PPC VALVE (ARM-SWING)294
BLADE PPC VALVE296
TRAVEL PEDAL CONTROL297
BOOM SWING PEDAL CONTROL298
1st BOOM PEDAL CONTROL299
BOOM CYLINDER (For 1-piece boom)300
BOOM CYLINDER (For 2-piece boom)301
2nd BOOM CYLINDERS303
ARM CYLINDER305
BUCKET CYLINDER306
BOOM SWING CYLINDER307
BLADE CYLINDER308
WORK EQUIPMENT CYLINDERS309
WORK EQUIPMENT (For 1-piece boom)314
WORK EQUIPMENT (For 2-piece boom)315
BUCKET317
ARM318
2nd BOOM321
BOOM (For 1-piece boom)323
BOOM (For 2-piece boom)324
SWING SUPPORT326
BLADE327
40STANDARD MAINTENANCE329
PTO330
SWING CIRCLE331
TRACK FRAME332
IDLER333
CARRIER ROLLER334
TRACK ROLLER335
TRACK SHOE336
SPROCKET337
SWING MACHINERY338
FINAL DRIVE340
HYDRAULIC PUMP341
CONTROL VALVE342
SWING MOTOR351
SWIVEL JOINT352
TRAVEL MOTOR353
SERVOCONTROL FEED UNIT355
PPC VALVES356
SAFETY VALVE358
CYLINDERS360
WORK EQUIPMENT362

IMAGES PREVIEW OF THE MANUAL:

S.M 16/12/24