Komatsu Hydraulic Excavator PC20MRX Repair Service Manual
Complete service repair manual with Electrical Wiring Diagrams for Komatsu Hydraulic Excavator PC20MRX-1, with all the technical information to maintain, diagnose, repair, rebuild like professional mechanics.
Komatsu Hydraulic Excavator PC20MRX-1 workshop service repair manual includes:
* Numbered table of contents easy to use so that you can find the information you need fast.
* Detailed sub-steps expand on repair procedure information
* Numbered instructions guide you through every repair procedure step by step.
* Troubleshooting and electrical service procedures are combined with detailed wiring diagrams for ease of use.
* Notes, cautions and warnings throughout each chapter pinpoint critical information.
* Bold figure number help you quickly match illustrations with instructions.
* Detailed illustrations, drawings and photos guide you through every procedure.
* Enlarged inset helps you identify and examine parts in detail.
PRODUCT DETAILS:
Total Pages: 805 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
SEBM016602 - Hydraulic Excavator PC20MRX-1 Shop Manual.pdf
SEAM035202T - Hydraulic Excavator PC20MRx-1 Operation & Maintenance Manual.pdf
SEAM035203 - Hydraulic Excavator PC20MRx-1 Operation & Maintenance Manual.pdf
MAIN SECTIONS
MAIN MENU...0
COVER PAGE...1
CONTENTS...2
00 FOREWARD...2
SAFETY...5
FOREWARD...7
HOW TO READ THE SHOP MANUAL...2
HOISTING INSTRUCTIONS...9
METHOD OF DISASSEMBLING, CONNECTING PUSH-PULL TYPE COUPLER...10
COATING MATERIALS...12
STANDARD TIGHTENING TORQUE...14
ELECTRIC WIRE CODE...17
CONVERSION TABLE...18
01 GENERAL...24
GENERAL ASSEMBLY DRAWING...25
SPECIFICATIONS...27
WEIGHT TABLE...31
LIST OF LUBRICANT AND WATER...33
10 STRUCTURE AND FUNCTION...34
RADIATOR, OIL COOLER...35
ENGINE CONTROL...36
PTO...37
POWER TRAIN DIAGRAM...38
SWING CIRCLE...39
SWING MACHINERY...40
TRACK FRAME...41
RECOIL SPRING...42
TRACK SHOE...43
HYDRAULIC PIPING DRAWING...44
HYDRAULIC TANK...46
HYDRAULIC PUMP...47
CONTROL VALVE...67
CLSS...75
CENTER SWIVEL JOINT...104
SWING MOTOR...105
TRAVEL MOTOR...106
VALVE CONTROL...110
PPC VALVE...111
SOLENOID VALVE...118
WORK EQUIPMENT...120
ELECTRICAL WIRING DIAGRAM...121
MACHINE MONITOR SYSTEM...123
20 TESTING AND ADJUSTING...128
STANDARD VALUE TABLE FOR ENGINE RELATED PARTS...129
STANDARD VALUE TABLE FOR CHASSIS RELATED PARTS...130
STANDARD VALUE TABLE FOR ELECTRICAL PARTS...138
TESTING AND ADJUSTING...140
TOOLS FOR TESTING, ADJUSTING, AND TROUBLESHOOTING...141
MEASURING ENGINE SPEED...142
MEASURING EXHAUST COLOR...143
ADJUSTING VALVE CLEARANCE...144
MEASURING COMPRESSION PRESSURE...145
TESTING AND ADJUSTING FUEL INJECTION TIMING...146
MEASURING ENGINE OIL PRESSURE...147
TESTING AND ADJUSTING FAN BELT TENSION...148
ADJUSTING FUEL CONTROL LEVER...149
TESTING AND ADJUSTING TRACK SHOE TENSION...150
MEASURING SPROCKET WEAR...151
TESTING AND ADJUSTING HYDRAULIC PRESSURE IN WORK EQUIPMENT, SWING, TRAVEL CIRCUIT...152
TESTING AND ADJUSTING LS DIFFERENTIAL PRESSURE...154
ADJUSTING TCC VALVE...155
TESTING AND ADJUSTING CONTROL CIRCUIT PRESSURE...156
MEASURING SWING HOLDING BRAKE INLET PORT PRESSURE...157
ADJUSTING WORK EQUIPMENT, SWING PPC VALVE...157
TESTING AND ADJUSTING TRAVEL DEVIATION...158
MEASURING OIL LEAKAGE INSIDE WORK EQUIPMENT CYLINDER...159
RELEASING REMAINING PRESSURE FROM HYDRAULIC CIRCUIT...161
RELEASING REMAINING PRESSURE FROM HYDRAULIC TANK...161
PRESSURIZING HYDRAULIC TANK...161
BLEEDING AIR...162
TROUBLESHOOTING...164
POINTS TO REMEMBER WHEN TROUBLESHOOTING...165
SEQUENCE OF EVENTS IN TROUBLESHOOTING...166
POINTS TO REMEMBER WHEN CARRYING OUT MAINTENANCE...167
CHECKS BEFORE TROUBLESHOOTING...175
CONNECTOR TYPES AND MOUNTING LOCATIONS...176
CONNECTOR PIN ALLOCATION DRAWING...177
CONNECTION TABLE FOR CONNECTOR PIN NUMBERS...179
METHOD OF USING TROUBLESHOOTING CHARTS...186
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E MODE)...188
E-MODE RELATED ELECTRICAL CIRCUIT DIAGRAM...189
E-1 ENGINE DOES NOT START...191
A) WHEN STARTING MOTOR DOES NOT TURN (STARTING SYSTEM)...191
B) WHEN STARTING MOTOR TURNS (ENGINE STOP SOLENOID SYSTEM)...193
E-2 ENGINE DOES NOT STOP...195
E-3 WORK EQUIPMENT DOES NOT MOVE EVEN WHEN WORK EQUIPMENT LOCK IS CANCELED...196
E-4 WORK EQUIPMENT MOVES EVEN WHEN WORK EQUIPMENT LOCK LEVER IS LOCKED...197
E-5 TRAVEL SPEED DOES NOT INCREASE EVEN WHEN TRAVEL BOOST PEDAL IS DEPRESSED...198
E-6 TRAVEL SPEED DOES NOT DECREASE EVEN WHEN TRAVEL BOOST PEDAL IS RELEASED...199
TROUBLESHOOTING OF HYDRAULIC, MECHANICAL SYSTEM (H MODE)...200
TABLE OF FAILURE MODES AND CAUSES...201
H-1 SPEEDS OF ALL WORK EQUIPMENT, SWING, TRAVEL ARE SLOW OR LACK POWER...203
H-2 THERE IS EXCESSIVE DROP IN ENGINE SPEED, OR ENGINE STALLS...204
H-3 NO WORK EQUIPMENT, TRAVEL, SWING MOVE...205
H-4 ABNORMAL NOISE GENERATED (FROM AROUND PUMP)...205
H-5 FINE CONTROL ABILITY IS POOR OR RESPONSE IS POOR...206
H-6 BOOM IS SLOW OR LACKS POWER...207
H-7 ARM IS SLOW OR LACKS POWER...207
H-8 BUCKET IS SLOW OR LACKS POWER...208
H-9 BOOM SWING IS SLOW OR LACKS POWER...208
H-10 BLADE IS SLOW OR LACKS POWER...209
H-11 BOOM, ARM, BUCKET DO NOT MOVE (BOOM SWING, BLADE, TRAVEL AND SWING ARE NORMAL)...209
H-12 EXCESSIVE HYDRAULIC DRIFT (BOOM, ARM, BUCKET, BOOM SWING, BLADE)...210
A) BOOM...210
B) ARM, BUCKET, BOOM SWING...210
C) BLADE...210
H-13 EXCESSIVE TIME LAG (ENGINE AT LOW IDLING)...211
H-14 IN COMPOUND OPERATIONS, WORK EQUIPMENT WITH LARGER LOAD IS SLOW...211
H-15 TRAVEL DEVIATION...212
A) DEVIATION IN NORMAL TRAVEL...212
B) DEVIATION WHEN STARTING...212
H-16 TRAVEL SPEED IS SLOW OR LACKS POWER...213
H-17 STEERING DOES NOT TURN EASILY...213
H-18 TRAVEL SPEED DOES NOT SWITCH...214
H-19 TRAVEL DOES NOT MOVE (ONE SIDE ONLY)...214
H-20 SWING SPEED IS SLOW OR LACKS POWER...215
A) SPEED IS SLOW OR LACKS POWER IN BOTH DIRECTIONS...215
B) SPEED IS SLOW OR LACKS POWER IN ONE DIRECTION ONLY (LEFT OR RIGHT)...215
H-21 DOES NOT SWING...216
A) DOES NOT SWING IN EITHER DIRECTION...216
B) DOES NOT SWING IN ONE DIRECTION (LEFT OR RIGHT)...216
H-22 SWING ACCELERATION IS POOR...217
A) ACCELERATION IS POOR IN BOTH DIRECTIONS...217
B) ACCELERATION IS POOR IN ONE DIRECTION ONLY (LEFT OR RIGHT)...217
H-23 EXCESSIVE OVERRUN WHEN STOPPING SWING...218
A) OVERRUN WHEN STOPPING IS EXCESSIVE IN BOTH DIRECTIONS...218
B) OVERRUN WHEN STOPPING IS EXCESSIVE IN ONE DIRECTION ONLY (LEFT OR RIGHT)...218
H-24 EXCESSIVE SHOCK WHEN STOPPING SWING (IN ONE DIRECTION ONLY)...219
H-25 EXCESSIVE ABNORMAL NOISE WHEN STOPPING SWING...219
H-26 EXCESSIVE HYDRAULIC DRIFT OF SWING...219
TROUBLESHOOTING OF MACHINE MONITOR SYSTEM (M MODE)...220
ELECTRICAL CIRCUIT DIAGRAM FOR M MODE RELATED PARTS...221
M-1 WHEN STARTING SWITCH IS TURNED ON, NO DISPLAY IS GIVEN...222
M-2 WHEN STARTING SWITCH IS TURNED ON, EVEN WHEN SELF CHECK IS COMPLETED (ALL LAMPS LIGHT UP FOR 3 SECONDS), LAMPS DO NOT GO...222
M-3 WHEN STARTING SWITCH IS TURNED ON, SOME SELF CHECK LAMPS DO NOT LIGHT UP FOR 3 SECONDS...223
A) NO GAUGE LAMPS LIGHT UP (FUEL, COOLANT TEMPERATURE)...223
B) CAUTION LAMPS (ENGINE OIL PRESSURE, BATTERY CHARGE), PILOT LAMP (PREHEATING) DO NOT LIGHT UP...223
M-4 DURING SELF CHECK (ALL LAMPS LIGHT UP FOR 3 SECONDS), EVEN IF STARTING SWITCH IS TURNED TO START, SELF CHECK IS NOT COMP...223
M-5 WHEN STARTING SWITCH IS ON (ENGINE STOPPED), ENGINE OIL PRESSURE CAUTION LAMP DOES NOT LIGHT UP...224
M-6 WHEN STARTING SWITCH IS TURNED ON (BEFORE STARTING ENGINE), CHARGE CAUTION LAMP DOES NOT LIGHT UP...225
M-7 WHEN STARTING SWITCH IS TURNED TO HEAT, PREHEATING PILOT LAMP DOES NOT LIGHT...226
M-8 WHEN ENGINE IS RUNNING, ENGINE OIL PRESSURE CAUTION LAMP LIGHTS UP...226
M-9 WHEN ENGINE IS RUNNING, CHARGE CAUTION LAMP LIGHTS UP...227
M-10 ABNORMALITY IN COOLANT TEMPERATURE GAUGE...229
A) LEVEL DOES NOT RISE FROM SEGMENT C...229
B) LEVEL DOES NOT GO DOWN FROM SEGMENT H, OR ALL SEGMENTS GO OUT...229
C) COOLANT TEMPERATURE DOES NOT MATCH GUAGE DISPLAY...230
M-11 ABNORMALITY IN FUEL GAUGE...231
A) LEVEL DOES NOT RISE FROM SEGMENT E OR ALL SEGMENTS GO OUT...231
B) LEVEL DOES NOT GO DOWN FROM SEGMENT F...231
C) FUEL LEVEL DOES NOT MATCH GAUGE DISPLAY...232
M-12 DEFECTIVE OPERATION OF ALARM BUZZER...233
A) BUZZER DOES NOT SOUND...233
B) BUZZER CONTINUES TO SOUND AND DOES NOT STOP...233
M-13 WHEN ENGINE IS RUNNING, SERVICE METER DOES NOT ADVANCE...234
A) WHEN CHARGE CAUTION LAMP DOES NOT LIGHT UP...234
B) WHEN CHARGE CAUTION LAMP LIGHTS UP...234
C) PILOT LAMP DOES NOT FLASH (SERVICE METER IS ACTUATED)...234
M-14 NIGHT LIGHTING DOES NOT LIGHT UP...235
A) GAUGE LIGHTING DOES NOT LIGHT UP...235
B) SERVICE METER LIGHTING DOES NOT LIGHT UP...235
30 DISASSEMBLY AND ASSEMBLY...236
METHOD OF USING MANUAL...238
PRECAUTION WHEN CARRYING OUT OPERATION...239
SPECIAL TOOL LIST...241
STARTING MOTOR...242
REMOVAL AND INSTALLATION...242
ALTERNATOR...243
REMOVAL AND INSTALLATION...243
FUEL INJECTION PUMP...244
REMOVAL...244
INSTALLATION...245
NOZZLE HOLDER...246
REMOVAL AND INSTALLATION...246
WATER PUMP...247
REMOVAL AND INSTALLATION...247
THERMOSTAT...248
REMOVAL AND INSTALLATION...248
ENGINE FRONT SEAL...249
REMOVAL AND INSTALLATION...249
ENGINE REAR SEAL...250
REMOVAL...250
INSTALLATION...251
CYLINDER HEAD...252
REMOVAL...252
INSTALLATION...253
RADIATOR...254
REMOVAL AND INSTALLATION...254
ENGINE AND HYDRAULIC PUMP ...255
REMOVAL...255
INSTALLATION...258
FUEL TANK...259
REMOVAL AND INSTALLATION...259
DAMPER...260
REMOVAL AND INSTALLATION...260
CENTER SWIVEL JOINT...261
REMOVAL AND INSTALLATION...261
DISASSEMBLY AND ASSEMBLY...262
TRAVEL MOTOR...263
REMOVAL AND INSTALLATION...263
DISASSEMBLY AND ASSEMBLY OF TRAVEL MOTOR PHV190...264
SPROCKET...275
REMOVAL AND INSTALLATION...275
SWING MOTOR AND SWING MACHINERY...276
REMOVAL AND INSTALLATION...276
REVOLVING FRAME...277
REMOVAL...277
INSTALLATION...278
SWING CIRCLE...279
REMOVAL AND INSTALLATION...279
IDLER ...280
REMOVAL AND INSTALLATION...280
DISASSEMBLY...281
ASSEMBLY...282
RECOIL SPRING...284
REMOVAL AND INSTALLATION...284
DISASSEMBLY AND ASSEMBLY...285
TRACK ROLLER...286
REMOVAL AND INSTALLATION...286
DISASSEMBLY ...287
ASSEMBLY...288
RUBBER SHOE...289
REMOVAL AND INSTALLATION...289
HYDRAULIC TANK...290
REMOVAL AND INSTALLATION...290
HYDRAULIC OIL COOLER...291
REMOVAL AND INSTALLATION...291
HYDRAULIC PUMP...292
REMOVAL AND INSTALLATION...292
CONTROL VALVE...293
REMOVAL...293
INSTALLATION...295
DISASSEMBLY...296
ASSEMBLY...301
MAIN RELIEF VALVE...306
REMOVAL AND INSTALLATION...306
RIGHT/LEFT PPC VALVE...307
REMOVAL...307
INSTALLATION...308
PPC VALVE...309
DISASSEMBLY...309
ASSEMBLY...310
BOOM CYLINDER...311
REMOVAL...311
INSTALLATION...312
ARM CYLINDER...313
REMOVAL...313
INSTALLATION...314
BUCKET CYLINDER...315
REMOVAL...315
INSTALLATION...316
SWING CYLINDER...317
REMOVAL...317
INSTALLATION...318
BLADE CYLINDER...319
REMOVAL AND INSTALLATION...319
HYDRAULIC CYLINDER...320
DISASSEMBLY...320
ASSEMBLY...323
WORK EQUIPMENT...326
REMOVAL...326
INSTALLATION...327
BUCKET...328
REMOVAL AND INSTALLATION...328
QUICK BUCKET...329
REMOVAL AND INSTALLATION...329
ARM...330
REMOVAL...330
INSTALLATION...331
BUCKET AND ARM...332
REMOVAL...332
INSTALLATION...333
BOOM...334
REMOVAL...334
INSTALLATION...335
SWING BRACKET...336
REMOVAL...336
INSTALLATION...337
BLADE...338
REMOVAL AND INSTALLATION...338
SOLENOID VALVE...339
REMOVAL AND INSTALLATION...339
COUNTERWEIGHT...340
REMOVAL AND INSTALLATION...340
SEAT AND BRACKET...341
REMOVAL AND INSTALLATION...341
MONITOR...342
REMOVAL AND INSTALLATION...342
40 MAINTENANCE STANDARD...343
SWING CIRCLE...344
TRACK FRAME, RECOIL SPRING...345
IDLER...346
TRACK ROLLER...347
TRACK SHOE...348
HYDRAULIC PUMP...351
CONTROL PUMP...352
CONTROL VALVE...353
CENTER SWIVEL JOINT...359
TRAVEL MOTOR...360
PPC VALVE...361
HYDRAULIC CYLINDER...363
WORK EQUIPMENT...365
DIMENSION OF WORK EQUIPMENT...367
90 OTHERS...371
HYDRAULIC CIRCUIT DIAGRAM...372
ELECTRICAL CIRCUIT DIAGRAM...377
MAIN MENU...0
COVER...1
FOREWORD...2
FOREWORD...3
SAFETY INFORMATION...6
INTRODUCTION...8
DIRECTIONS OF MACHINE...8
PRODUCT INFORMATION...9
MACHINE SERIAL NUMBER PLATE AND ITS LOCATION...9
ENGINE SERIAL NUMBER PLATE AND ITS LOCATION...9
SERVICE METER LOCATION...10
YOUR MACHINE SERIAL NUMBERS AND DISTRIBUTOR...10
CONTENTS...11
SAFETY...14
SAFETY INFORMATION...15
WARNING LABELS AND PICTOGRAMS...17
WARNING LABELS AND PICTOGRAMS - LOCATION...17
WARNING LABELS AND PICTOGRAMS - ACTUAL...18
SAFETY INFORMATION...21
Asbestos Dust Hazard Prevention...28
Emergency Exit from Operator's Cab...28
Signalman's Signal and Signs...28
Ventilation for Enclosed Area...28
Ensure Good Visibility...27
Distance to High Voltage Cables...27
Safety at Jobsite...26
Unauthorized Modifications...26
Cab Widow Glasses...26
Attachment Combinations...26
Attachment Installation...26
Falling Objects, Flying Objects and Intruding Objects Prevention...25
Windshield Washer Fluid...25
Action If Fire Occurs...25
Fire Prevention and Explosion Prevention...24
Burn Prevention...24
No Persons on Attachments...23
Mounting and Dismounting...23
Handrails and Steps...23
Leaving Operator's Seat with Lock...22
Keep Operator's Compartment Clean...22
Keep Machine Clean...22
Safety Equipment...21
Fire Extinguisher and First Aid Kit...21
Working Wear and Persona?? Protective Items...21
If Abnormalities are Found...21
Safety Rules...21
SAFETY MACHINE OPERATION...29
BEFORE STARTING ENGINE...29
Checks Before Starting Engine...29
Safety Rules for Starting Engine...29
Starting Engine in Cold Weather...30
AFTER STARTING ENGINE...31
Checks After Starting Engine...31
Safety Rules for Changing Machine Directions...31
Safety Rules for Traveling...32
Traveling on Slopes...33
Operations on Slopes...34
Prohibited Operations...34
Operations on Snow...35
Parking Machine...36
TRANSPORTATION...37
Loading and Unloading...37
Shipping the Machine...37
BATTERY...38
Battery Hazard Prevention...38
Starting Engine with Booster Cables...39
TOWING...40
Safety Rules for Towing...40
LIFTING OBJECTS WITH BUCKET...41
Safety Rules for Lifting Objects...41
SAFETY MAINTENANCE INFORMATION...42
Warning Tag...42
Keep Work Place Clean and Tidy...42
Appoint Leader when Working with Others...42
Stop Engine Before Carrying Out Maintenance...43
Two Workers for Maintenance when Engine is Running...44
Proper Tools...44
Personnel...44
Attachments...45
Work Under the Machine...45
Noise...45
When Using Hammer...45
Welding Works...45
Removing Battery Terminals...46
Safety First when Using High-pressure Grease to Adjust Track Tension...46
Do Not Disassemble Recoil Springs...46
Safety Rules for High-pressure Oil...47
Safety Handling High-pressure Hoses...47
Waste Materials...47
Air Conditioner Maintenance...47
Compressed Air...48
Periodic Replacement of Safety Critical Parts...48
OPERATION...50
MACHINE VIEW ILLUSTRATIONS...51
OVERALL MACHINE VIEW...51
CONTROLS AND GAUGES...52
DETAILED CONTROLS AND GAUGES...53
MONITORING SYSTEM...53
SWITCHES...59
CONTROL LEVERS AND PEDALS...62
ENGINE HOOD...67
WINDSHIELD...69
SLIDING DOOR...72
EMERGENCY ESCAPE HAMMER...73
FUSE...74
BLOCK FUSE...74
COVER WITH LOCK...75
OPERATION MANUAL STORAGE...75
TOOL BOX...75
GREASE GUN HOLDER...76
MACHINE OPERATIONS AND CONTROLS...77
BEFORE STARTING ENGINE...77
STARTING ENGINE...89
AFTER STARTING ENGINE...92
STOPPING THE ENGINE...95
CHECK AFTER SHUT OFF ENGINE...95
MACHINE OPERATION...96
STEERING THE MACHINE...100
SWINGING...102
WORK EQUIPMENT CONTROLS AND OPERATIONS...103
PROHIBITED OPERATIONS...105
GENERAL OPERATION INFORMATION...108
TRAVELING ON SLOPES...109
ESCAPE FROM MUD...111
RECOMMENDED APPLICATIONS...111
BUCKET REPLACEMENT...114
PARKING MACHINE...115
MACHINE INSPECTION AFTER DAILY WORK...116
LOCKING...117
RUBBER SHOES (MACHINE WITH RUBBER SHOES ONLY)...118
TRANSPORTATION...122
TRANSPORTATION PROCEDURE...122
LOADING AND UNLOADING WITH TRAILER...122
LIFTING MACHINE...123
SHIPPING MACHINE INFORMATION...125
COLD WEATHER OPERATION...126
COLD WEATHER OPERATION INFORMATION...126
AFTER DAILY WORK COMPLETION...128
CAB HEATER IN COLD WEATHER...128
AFTER COLD WEATHER SEASON...128
LONG TERM STORAGE...129
BEFORE STORAGE...129
DURING STORAGE...129
AFTER STORAGE...129
STARTING MACHINE AFTER LONG-TERM STORAGE...130
TROUBLES AND ACTIONS...131
RUNNING OUT OF FUEL...131
PHENOMENA THAT ARE NOT FAILURES...131
TOWING THE MACHINE...132
SEVERE JOB CONDITION...132
DISCHARGED BATTERY...133
OTHER TROUBLE...137
MAINTENANCE...142
MAINTENANCE INFORMATION...143
LUBRICANTS, COOLANT AND FILTERS...145
OIL...145
ELECTRIC SYSTEM MAINTENANCE...146
WEAR PARTS...147
WEAR PARTS LIST...147
LUBRICANTS, FUEL AND COOLANT SPECIFICATIONS...148
PROPER SELECTION...148
TIGHTENING TORQUE SPECIFICATIONS...152
TIGHTENING TORQUE LIST...152
SAFETY CRITICAL PARTS...154
SAFETY CRITICAL PARTS LIST...154
MAINTENANCE SCHEDULE...155
MAINTENANCE SCHEDULE CHART...155
MAINTENANCE INTERVAL FOR HYDRAULIC BREAKER...156
MAINTENANCE PROCEDURE...157
INITIAL 250 HOURS MAINTENANCE (ONLY AFTER THE FIRST 250 HOURS)...157
FUEL FILTER ELEMENT - REPLACE...185
ENGINE VALVE CLEARANCES - INSPECT...191
WHEN REQUIRED...158
AIR CLEANER ELEMENT - CHECK/CLEAN/REPLACE...158
COOLING SYSTEM COOLANT - CLEAN/ CHANGE...160
BATTERY ELECTROLYTE LEVEL - CHECK...163
FUEL FILTER - CLEAN...164
TRACK TENSION (STEEL SHOES)- CHECK/ADJUST...165
RUBBER SHOES - CHECK...167
TRACK TENSION (RUBBER SHOES)- CHECK/ADJUST...169
RUBBER SHOES REPLACEMENT...171
BUCKET TEETH - CHECK/REPLACE...174
CAB SLIDE DOOR RAIL AND ROLLER - CHECK/CLEAN/LUBRICATE...176
FUEL TANK - DRAIN...177
CHECK BEFORE STARTING...178
COOLING SYSTEM COOLANT - CLEAN/CHANGE...79
ENGINE CRANKCASE OIL LEVEL - CHECK/ADD...80
FUEL LEVEL - CHECK/REFILL...81
HYDRAULIC OIL LEVEL - CHECK/ADD...82
AIR CLEANER DUST INDICATOR - CHECK...83
FUEL FILTER - CHECK/CLEAN...83
ELECTRIC WIRING - INSPECT...84
HORN FUNCTION - CHECK...84
EVERY 100 HOURS MAINTENANCE...179
LUBRICATING...179
EVERY 250 HOURS MAINTENANCE...180
ENGINE CRANKCASE OIL AND FILTER CARTRIDGE - CHANGE/REPLACE...180
FINAL DRIVE CASE OIL LEVEL - CHECK/ADD...181
HYDRAULIC OIL FILTER ELEMENT - REPLACE...181
COOLING FAN BELT TENSION - INSPECT/ADJUST...183
EVERY 500 HOURS MAINTENANCE...184
LUBRICATING...184
FUEL FILTER ELEMENT - REPLACE...185
RADIATOR CORE AND FINS - CHECK/CLEAN...187
FUEL FEED PUMP PRE-FILTER - REPLACE...187
EVERY 1000 HOURS MAINTENANCE...188
FINAL DRIVE CASE OIL - CHANGE...188
EVERY 2000 HOURS MAINTENANCE...189
HYDRAULIC OIL AND STRAINER - CHANGE/CLEAN...189
ALTERNATOR AND STARTING MOTOR - INSPECT...191
ENGINE VALVE CLEARANCES - INSPECT...191
SPECIFICATIONS...192
SPECIFICATIONS...193
ATTACHMENT AND OPTIONS...196
ATTACHMENTS AND OPTIONS - GENERAL INFORAMTION...197
SAFETY FIRST...197
ATTACHMENT INSTALLATION...198
BUCKET WITH HOOK...199
HOOK CONDITION...199
PROHIBITED OPERATIONS...199
RADIO...200
CONTROL PANEL...200
CONTROLS OF RADIO...203
CARE FOR RADIO...204
WINDSHIELD WASHER...205
WINDSHIELD WASHER OPERATION...205
WINDSHIELD WASHER FLUID LEVEL - CHECK/ADD...205
ATTACHMENT GUIDE...206
ATTACHMENT COMBINATIONS...206
HYDRAULIC BREAKER...207
INDEX...210
