Komatsu PC95R-2 Hydraulic Excavator Shop Manual SN 21D5200330 and up – PDF DOWNLOAD

Description

Komatsu PC95R-2 Hydraulic Excavator Shop Manual

FILE DETAILS:

Komatsu PC95R-2 Hydraulic Excavator Shop Manual 

Brands: Komatsu
Equipment Type: Hydraulic Excavator
Manuals Type: Shop Manual
Machine Model: PC95R-2
Serial Number: 21D5200330 and up
Book Code: WEBM001701
Language: English
Pages: 338
File Format: Portable Document Format (PDF)

KOMATSU PC95R-2 HYDRAULIC EXCAVATOR SHOP MANUAL SN 21D5200330 AND UP – PDF DOWNLOAD:

IMAGES PREVIEW OF THE MANUAL:

DESCRIPTION:

Komatsu PC95R-2 Hydraulic Excavator Shop Manual 

FOREWORD:

GENERAL:

• This shop manual has been prepared as an aid to improve the quality of repairs by giving the servicemen 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. For ease of understanding, the manual is divided into the following chapters; these chapters are further divided into the each main group of components.

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 section 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 thissection.
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 PC95R-2 Hydraulic Excavator Shop Manual

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
10.STRUCTURE AND FUNCTION............................................. 21
P.T.O................................................................. 22
POWER TRAIN........................................................... 23
TRACK FRAME........................................................... 25
IDLER AND RECOIL SPRING............................................... 26
CARRIER - TRACK ROLLER................................................ 27
TRACK SHOE............................................................ 28
SWING CIRCLE.......................................................... 29
SWING MACHINERY....................................................... 30
FINAL DRIVE........................................................... 32
HYDRAULIC DIAGRAM STANDARD............................................ 33
HYDRAULIC DIAGRAM WITH 2-PIECE BOOM................................... 35
HYDRAULIC PUMP........................................................ 36
MAIN PUMP HPV 95...................................................... 37
LS - PC VALVE......................................................... 42
FIXED THROTTLE VALVE.................................................. 43
LS VALVE.............................................................. 46
PC VALVE.............................................................. 54
9-SPOOL CONTROL VALVE (STANDARD)...................................... 62
10-SPOOL CONTROL VALVE (STANDARD + 2-PIECE BOOM)...................... 64
SWING MOTOR........................................................... 92
SWING MOTOR RELIEF VALVE.............................................. 93
SWIVEL JOINT.......................................................... 94
TRAVEL MOTOR.......................................................... 96
CYLINDERS............................................................. 98
SERVOCONTROL FEED UNIT................................................100
ACCUMULATOR...........................................................105
PPC VALVES ATTACHMENT.................................................106
PPC VALVES (BLADE, BOOM SWING, 2-PIECE BOOM)..........................110
TRAVEL PPC VALVE......................................................114
BOOM AND ARM SAFETY VALVE.............................................119
BLADE SAFETY VALVE....................................................120
2-PIECE BOOM SAFETY VALVE.............................................121
OVERLOAD SENSOR SWITCH................................................122
SOLENOID VALVE GROUP ST1..............................................123
SOLENOID VALVE GROUP OP1 (Y3 - Y4)....................................124
ELECTRICAL CIRCUIT DIAGRAM (1/3)......................................125
ELECTRICAL CIRCUIT DIAGRAM (2/3)......................................127
ELECTRICAL CIRCUIT DIAGRAM (3/3)......................................129
20.TESTING AND ADJUSTMENTS............................................133
NORMAL OR STANDARD TECHNICAL DATA.....................................134
SPECIAL TOOLS.........................................................149
MEASURING THE ENGINE SPEED............................................150
ADJUSTING VALVE CLEARANCE.............................................151
MEASURING COMPRESSION PRESSURE........................................152
TESTING AND ADJUSTING FUEL INJECTION TIMING...........................153
TESTING AND ADJUSTING FAN BELT TENSION................................155
ADJUSTING THE STROKE OF THE ACCELERATOR LEVER.........................156
ADJUSTING PPC VALVES CLEARANCE........................................157
ADJUSTING THE SAFETY MICROSWITCH......................................158
MEASURING THE SWING CIRCLE AXIAL CLEARANCE............................159
TESTING AND ADJUSTING TRACK - SHOE TENSION............................160
AIR BLEEDING FROM HYDRAULIC CIRCUITS..................................161
RELEASING RESIDUAL PRESSURE FROM THE CIRCUITS.........................164
CHECKING AND REGULATING PRESSURE IN THE HYDRAULIC CIRCUITS............165
TESTING AND SETTING OF MAIN VALVES....................................166
ADJUSTING PC VALVE....................................................168
MEASURING LS DIFFERENTIAL PRESSURE AND ADJUSTING LS VALVE.............169
CHECKING AND ADJUSTING PRESSURES IN THE SERVOCONTROL FEED UNIT........171
MEASURING PUMPS DELIVERY AND FLOW CONTROL STARTING POINT PUMP P1......172
MEASURING TRAVEL DEVIATION............................................174
ADJUSTING THE MAXIMUM SPEED OF THE TRAVEL MOTORS......................175
MEASURING INNER OIL LEAKAGE OF TRAVEL MOTOR...........................176
ADJUSTING BOOM AND SAFETY VALVES......................................177
ADJUSTING 2nd BOOM SAFETY VALVES......................................178
MEASURING AND SETTING OF PRESSURE SWITCH SIGNAL OVERLOAD OPERATION....179
MEASUREMENT OF INTERNAL OIL LEAKAGES IN THE SWING MOTOR...............180
CHECKING FOR LEAKAGES INSIDE THE SWIVEL JOINT.........................181
ANALYSIS OF THE CAUSES OF HYDRAULIC DRIFTS............................183
30.DISASSEMBLY AND ASSEMBLY...........................................193
HOW TO READ THE MANUAL................................................195
PRECAUTIONS TO BE TAKEN WHEN WORKING..................................196
SPECIAL TOOLS.........................................................197
STARTER MOTOR.........................................................199
ALTERNATOR............................................................200
INJECTION PUMP........................................................201
INJECTION NOZZLE......................................................205
THERMOSTAT............................................................206
EXHAUST PIPE-MUFFLER..................................................207
CYLINDER HEAD.........................................................208
SEAT..................................................................212
CABIN.................................................................213
ENGINE HOOD...........................................................214
FRONT HOOD............................................................215
HEATING FAN...........................................................216
RADIATOR..............................................................217
FUEL TANK.............................................................219
HYDRAULIC OIL TANK....................................................221
ENGINE-PUMP GROUP.....................................................222
PUMP GROUP............................................................225
ENGINE-PUMP COUPLING JOINT............................................226
GEAR-PUMP.............................................................227
SWIVEL JOINT..........................................................228
SWING MOTOR...........................................................229
SWING MACHINERY.......................................................230
SWING MACHINERY.......................................................231
CONTROL VALVE.........................................................248
REVOLVING FRAME.......................................................249
COUNTERWEIGHT.........................................................251
SWING CIRCLE..........................................................252
TRACK SHOES...........................................................253
SPROCKET ASSEMBLY.....................................................254
FINAL DRIVE...........................................................255
IDLER AND RECOIL SPRING ASSEMBLY......................................256
IDLER.................................................................257
RECOIL SPRING GROUP AND CYLINDER......................................258
TRACK ROLLER..........................................................259
CARRIER ROLLER........................................................260
R.H. PPC VALVE (BOOM-BUCKET)..........................................261
L.H. PPC VALVE (ARM-SWING)............................................263
BLADE PPC VALVE.......................................................265
TRAVEL PEDAL CONTROL..................................................266
1st BOOM SWING PEDAL CONTROL..........................................267
BOOM CYLINDER (FOR 1-PIECE BOOM)......................................268
BOOM CYLINDER (FOR 2-PIECE BOOM)......................................269
2nd BOOM CYLINDERS....................................................271
ARM CYLINDER..........................................................273
BUCKET CYLINDER.......................................................274
BOOM SWING CYLINDER...................................................275
BLADE CYLINDER........................................................276
WORK EQUIPMENT CYLINDER...............................................277
WORK EQUIPMENT (FOR 1-PIECE BOOM).....................................282
WORK EQUIPMENT (FOR 2-PIECE BOOM).....................................283
BUCKET................................................................285
ARM...................................................................286
2nd BOOM..............................................................289
BOOM (FOR 1-PIECE BOOM)...............................................291
BOOM (FOR 2-PIECE BOOM)...............................................292
SWING BRACKET.........................................................294
BLADE.................................................................295
40.MAINTENANCE STANDARD...............................................299
P.T.O.................................................................300
SWING CIRCLE..........................................................301
TRACK FRAME...........................................................302
IDLER.................................................................303
CARRIER ROLLER........................................................304
TRACK ROLLER..........................................................305
TRACK SHOE............................................................306
SPROCKET..............................................................307
SWING MACHINERY.......................................................308
FINAL DRIVE...........................................................310
HYDRAULIC PUMP........................................................311
CONTROL VALVE.........................................................312
SWIVEL JOINT..........................................................322
TRAVEL MOTOR..........................................................324
SERVOCONTROL FEED UNIT................................................326
TRAVEL PPC VALVE......................................................327
PPC VALVES............................................................328
SAFETY VALVE..........................................................330
CYLINDERS.............................................................332
WORK EQUIPMENT (1-PIECE BOOM).........................................334
WORK EQUIPMENT (2-PIECE BOOM).........................................336

PLEASE NOTE:

• This is the SAME exact manual used by your dealers to fix your vehicle.
• The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
• Any queries / doubts regarding your purchase, please feel free to contact [email protected]