Komatsu PC290LC-6K PC290NLC-6K PC290LC-7 PC290LC-8 PC290LC-10 PC290LC-11 PC290NLC-7 PC290NLC-8 PC290LL-11 Workshop Repair Manual PDF - MKMTSPC290OPEK.zip
A full workshop service repair manual featuring Electrical Wiring Diagrams for the Komatsu Hydraulic Excavator PC290LC-6K, PC290NLC-6K, PC290LC-7, PC290LC-8, PC290LC-10, PC290LC-11, PC290NLC-7, PC290NLC-8, PC290LL-11, containing every technical detail needed to service, troubleshoot, overhaul, and rebuild these machines the way professional technicians do.
This workshop service repair manual for the Komatsu Hydraulic Excavator PC290LC-6K, PC290NLC-6K, PC290LC-7, PC290LC-8, PC290LC-10, PC290LC-11, PC290NLC-7, PC290NLC-8, PC290LL-11 covers:
* 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: 15,156 pages
File Format: PDF (Internal Links, Bookmarked, Table of Contents, Searchable, Printable, high quality)
Language: English
UEBM001601 - Hydraulic Excavator PC290LC, 290NLC-7K Shop Manual.pdf
EEBM001902 - Hydraulic Excavator PC290LC-6K, PC290NLC-6K Shop Manual.pdf
SEN05644-02 - Hydraulic Excavator PC290LC-10 Shop Manual.pdf
SEN06507-01 - Hydraulic Excavator PC290LC-11 Shop Manual.pdf
CEBM025103 - Hydraulic Excavator PC290LC-10 Shop Manual.pdf
CEBM028803 - HYDRAULIC EXCAVATOR PC290LC-11 Shop Manual.pdf
UEBM001600 - Hydraulic Excavator PC290LC-7, PC290NLC-7 Shop Manual.pdf
UEN00001-01 - Hydraulic Excavator PC290LC-8, PC290NLC-8 Shop Manual.pdf
CEBM031404 - Hydraulic LOG LOADER_ROAD BUILDER PC290LL-11 Shop Manual.pdf
EEAM010300 - Hydraulic Excavator PC290LC-6K, PC290NLC-6K Operation & Maintenance Manual.pdf
TEN00523-02 - Hydraulic Excavator PC290LC-10 Operation & Maintenance Manual.pdf
UEAM001603 - Hydraulic Excavator PC290LC-7K, PC290NLC-7K Operation & Maintenance Manual.pdf
UEAM004000 - Hydraulic Excavator PC290LC-6K, PC290NLC-6K Operation & Maintenance Manual.pdf
CEAM025303 - Hydraulic Excavator PC290LC-10 Operation & Maintenance Manual.pdf
MAIN SECTIONS
Shop Manual, PC290LC-11...0
00 INDEX AND FOREWORD...3
INDEX...4
ABBREVIATION LIST...1
FOREWORD, SAFETY, BASIC INFORMATION...6
HOW TO READ THE SHOP MANUAL...6
SAFETY NOTICE FOR OPERATION...8
PRECAUTIONS TO PREVENT FIRE...16
ACTIONS IF FIRE OCCURS...18
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS...19
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS...20
PRECAUTIONS FOR DEF...21
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING...21
PRECAUTIONS FOR ADDING...21
PRECAUTIONS FOR STORING...21
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE...21
THE OTHER PRECAUTIONS...21
STORE AdBlue/DEF...22
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT...23
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS...25
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT...31
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT...33
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT...34
PRACTICAL USE OF KOMTRAX...35
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER...36
METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER...36
METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER...37
METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER...38
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS...40
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR...44
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR...45
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL...47
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH...48
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE...50
HOW TO READ ELECTRICAL WIRE CODE...51
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD...55
STANDARD TIGHTENING TORQUE TABLE...58
CONVERSION TABLE...65
01 SPECIFICATIONS...71
CONTENTS...72
ABBREVIATION LIST...73
SPECIFICATIONS...78
SPECIFICATION DRAWING...78
SPECIFICATION DRAWING: PC290LC-11...78
WORKING RANGE DRAWINGS...79
WORKING RANGE: PC290LC-11...79
SPECIFICATIONS...80
SPECIFICATIONS: PC290LC-11...80
WEIGHT TABLE...83
WEIGHT TABLE: PC290LC-11...83
TABLE OF FUEL, COOLANT, AND LUBRICANTS...85
10 STRUCTURE AND FUNCTION...87
CONTENTS...88
ABBREVIATION LIST...91
UREA SCR SYSTEM...96
LAYOUT DRAWING OF UREA SCR SYSTEM...97
UREA SCR SYSTEM DIAGRAM...102
FUNCTION OF UREA SCR SYSTEM...103
FUNCTION OF AdBlue/DEF SYSTEM...103
INDUCEMENT STRATEGY...105
COMPONENT PARTS OF UREA SCR SYSTEM...111
AdBlue/DEF MIXING TUBE...111
STRUCTURE OF SCR ASSEMBLY...111
AdBlue/DEF TANK...114
AdBlue/DEF PUMP...116
AdBlue/DEF INJECTOR...117
AdBlue/DEF HOSE...118
AdBlue/DEF TANK HEATING VALVE...119
BOOT-UP SYSTEM...120
LAYOUT DRAWING OF BOOT-UP SYSTEM...120
SYSTEM OPERATING LAMP SYSTEM...122
SYSTEM OPERATING LAMP SYSTEM DIAGRAM...122
FUNCTION OF SYSTEM OPERATING LAMP SYSTEM...122
BATTERY DISCONNECT SWITCH...123
FUNCTION OF BATTERY DISCONNECT SWITCH...123
ENGINE SYSTEM...124
LAYOUT DRAWING OF ENGINE SYSTEM...124
SPECIFICATIONS OF ENGINE SYSTEM...125
FUNCTION OF ENGINE SYSTEM...125
ENGINE CONTROL SYSTEM...126
ENGINE CONTROL SYSTEM DIAGRAM...126
FUNCTION OF ENGINE CONTROL SYSTEM...127
AUTO-DECELERATION SYSTEM...129
AUTO-DECELERATION SYSTEM DIAGRAM...129
FUNCTION OF AUTO-DECELERATION SYSTEM...129
OPERATION OF AUTO-DECELERATION SYSTEM...130
ENGINE AUTOMATIC WARM-UP SYSTEM...131
ENGINE AUTOMATIC WARM-UP SYSTEM DIAGRAM...131
FUNCTION OF ENGINE AUTOMATIC WARM-UP SYSTEM...132
OVERHEAT PREVENTION SYSTEM...133
OVERHEAT PREVENTION SYSTEM DIAGRAM...133
FUNCTION OF OVERHEAT PREVENTION SYSTEM...134
TURBOCHARGER PROTECTION SYSTEM...136
TURBOCHARGER PROTECTION SYSTEM DIAGRAM...136
FUNCTION OF TURBOCHARGER PROTECTION SYSTEM...137
AUTOMATIC IDLE STOP SYSTEM...138
AUTOMATIC IDLE STOP SYSTEM DIAGRAM...138
FUNCTION OF AUTOMATIC IDLE STOP SYSTEM...138
COMPONENT PARTS OF ENGINE SYSTEM...141
KVGT...141
EGR SYSTEM...145
EGR VALVE...147
EGR COOLER...149
KCCV SYSTEM...151
KCCV VENTILATOR...153
KDPF...155
COOLING SYSTEM...159
LAYOUT DRAWING OF COOLING SYSTEM...159
SPECIFICATIONS OF COOLING SYSTEM...160
CONTROL SYSTEM...161
LAYOUT DRAWING OF CONTROL SYSTEM...161
MACHINE MONITOR SYSTEM...164
MACHINE MONITOR SYSTEM DIAGRAM...164
KOMTRAX SYSTEM...165
KOMTRAX SYSTEM DIAGRAM...165
FUNCTION OF KOMTRAX SYSTEM...165
COMPONENT PARTS OF CONTROL SYSTEM...166
MACHINE MONITOR...166
KOMTRAX TERMINAL...180
PUMP CONTROLLER...182
RESISTOR FOR PC-EPC VALVE...186
CAN TERMINATING RESISTOR...187
ENGINE CONTROLLER...188
FUEL CONTROL DIAL...195
HYDRAULIC SYSTEM...197
LAYOUT DRAWING OF HYDRAULIC SYSTEM...197
CLSS...203
STRUCTURE OF CLSS...203
OPERATION OF UNLOAD VALVE AND LS PRESSURE...205
PUMP SWASH PLATE ANGLE (OIL FLOW) CONTROL...206
PRESSURE COMPENSATION CONTROL...219
ENGINE AND PUMP COMBINED CONTROL SYSTEM...221
ENGINE AND PUMP COMBINED CONTROL SYSTEM DIAGRAM...221
FUNCTION OF ENGINE AND PUMP COMBINED CONTROL SYSTEM...222
PUMP AND VALVE CONTROL SYSTEM...227
PUMP AND VALVE CONTROL SYSTEM DIAGRAM...227
FUNCTION OF PUMP AND VALVE CONTROL SYSTEM...228
COMPONENT PARTS OF HYDRAULIC SYSTEM...230
HYDRAULIC TANK...230
MAIN PUMP...232
CONTROL VALVE...258
WORK EQUIPMENT SYSTEM...317
LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM...317
STRUCTURE OF VALVE CONTROL...322
PPC LEVERS...324
LH PPC LEVER (If Equipped)...324
RH PPC LEVER (If Equipped)...325
ONE-TOUCH POWER MAXIMIZING SYSTEM...326
ONE-TOUCH POWER MAXIMIZING SYSTEM DIAGRAM...326
FUNCTION OF ONE-TOUCH POWER MAXIMIZING SYSTEM...327
PPC LOCK SYSTEM...328
PPC LOCK SYSTEM DIAGRAM...328
FUNCTION OF PPC LOCK SYSTEM...328
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM...329
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM DIAGRAM...329
FUNCTION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM...329
OPERATION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM...330
OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT...331
ATTACHMENT OIL FLOW ADJUSTER SYSTEM DIAGRAM...331
FUNCTION OF OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT...332
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM...333
WORK EQUIPMENT AND SWING PPC VALVE...333
1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE)...339
2ND-LINE ATTACHMENT PPC VALVE...346
SOLENOID VALVE...348
ATTACHMENT CIRCUIT SELECTOR VALVE (FOR HIGH PRESSURE)...352
ATTACHMENT CIRCUIT SELECTOR VALVE (FOR LOW PRESSURE)...354
PILOT CIRCUIT ACCUMULATOR...356
ATTACHMENT CIRCUIT ACCUMULATOR...357
SWING SYSTEM...358
LAYOUT DRAWING OF SWING SYSTEM...358
SWING CONTROL SYSTEM DIAGRAM...362
FUNCTION OF SWING CONTROL SYSTEM...362
COMPONENT PARTS OF SWING SYSTEM...366
SWING MOTOR...366
SWING MACHINERY...377
SWING CIRCLE...379
TRAVEL SYSTEM...380
LAYOUT DRAWING OF TRAVEL SYSTEM...380
TRAVEL CONTROL SYSTEM DIAGRAM...384
FUNCTION OF TRAVEL CONTROL SYSTEM...384
COMPONENT PARTS OF TRAVEL SYSTEM...386
TRAVEL MOTOR...386
FINAL DRIVE...398
TRAVEL PPC VALVE...400
CENTER SWIVEL JOINT...404
UNDERCARRIAGE AND FRAME...406
LAYOUT DRAWING OF UNDERCARRIAGE...406
SPECIFICATIONS OF UNDERCARRIAGE...407
WORK EQUIPMENT...408
STRUCTURE OF WORK EQUIPMENT...408
FUNCTION OF WORK EQUIPMENT...409
WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM...410
FUNCTION OF WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM...410
BUCKET CLEARANCE ADJUSTMENT SHIM...411
FUNCTION OF BUCKET CLEARANCE ADJUSTMENT SHIM...411
CAB AND ITS ATTACHMENTS...412
ROPS CAB...412
STRUCTURE OF ROPS CAB...412
FUNCTION OF ROPS CAB...412
CAB MOUNT...413
STRUCTURE OF CAB MOUNT...413
FUNCTION OF CAB MOUNT...413
CAB TIPPING STOPPER...414
STRUCTURE OF CAB TIPPING STOPPER...414
FUNCTION OF CAB TIPPING STOPPER...414
20 STANDARD VALUE TABLE...415
CONTENTS...416
ABBREVIATION LIST...417
STANDARD VALUE TABLE FOR ENGINE...422
STANDARD VALUE TABLE FOR ENGINE: PC290LC-11...422
STANDARD VALUE TABLE FOR MACHINE...426
STANDARD VALUE TABLE FOR MACHINE: PC290LC-11...426
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE...439
STANDARD VALUE TABLE FOR ELECTRICAL...443
STANDARD VALUE TABLE FOR ELECTRICAL...443
30 TESTING AND ADJUSTING...453
CONTENTS...454
ABBREVIATION LIST...457
RELATED INFORMATION ON TESTING AND ADJUSTING...462
TOOLS FOR TESTING AND ADJUSTING...462
SKETCH OF TOOLS FOR TESTING AND ADJUSTING...468
ENGINE AND COOLING SYSTEM...470
TEST ENGINE SPEED...470
METHOD FOR TESTING ENGINE SPEED...470
TEST BOOST PRESSURE...473
METHOD FOR TESTING BOOST PRESSURE ON MACHINE MONITOR...473
METHOD FOR TESTING BOOST PRESSURE...474
TEST EXHAUST GAS COLOR...475
METHOD FOR TESTING EXHAUST GAS COLOR BY HANDY SMOKE CHECKER...475
METHOD FOR TESTING EXHAUST GAS COLOR BY SMOKE METER...476
TEST AND ADJUST VALVE CLEARANCE...478
METHOD FOR TESTING VALVE CLEARANCE...478
METHOD FOR ADJUSTING VALVE CLEARANCE...479
TEST COMPRESSION PRESSURE...480
METHOD FOR TESTING COMPRESSION PRESSURE...480
TEST BLOWBY PRESSURE...485
METHOD FOR TESTING BLOWBY PRESSURE...485
TEST ENGINE OIL PRESSURE...487
METHOD FOR TESTING ENGINE OIL PRESSURE...487
TEST EGR VALVE AND KVGT OIL PRESSURE...488
METHOD FOR TESTING EGR VALVE AND KVGT OIL PRESSURE...488
TEST FUEL PRESSURE...490
METHOD FOR TESTING FUEL PRESSURE...491
TEST FUEL DISCHARGE, RETURN AND LEAKAGE...496
METHOD FOR TESTING FUEL DISCHARGE, RETURN AND LEAKAGE...497
BLEEDING AIR FROM FUEL SYSTEM...502
METHOD FOR BLEEDING AIR FROM FUEL SYSTEM...502
TEST FUEL CIRCUIT FOR LEAKAGE...503
METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE...503
HANDLE CYLINDER CUT-OUT MODE OPERATION...505
HANDLE NO-INJECTION CRANKING OPERATION...506
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION...507
METHOD FOR CHECKING AIR CONDITIONER COMPRESSOR BELT...507
METHOD FOR ADJUSTING AIR CONDITIONER COMPRESSOR BELT...507
WRITING CORRECTION FOR ASH IN SOOT ACCUMULATION TO ENGINE CONTROLLER...509
METHOD FOR WRITING CORRECTION FOR ASH IN SOOT ACCUMULATION TO ENGINE CONTROLLER...509
TEST SCR RELATED FUNCTIONS...510
TEST AdBlue/DEF PUMP RAISED PRESSURE...513
TEST INJECTION AMOUNT FROM AdBlue/DEF INJECTOR...515
TEST AdBlue/DEF LINE HEATER RELAY 1...518
TEST AdBlue/DEF LINE HEATER RELAY 2...521
TEST AdBlue/DEF PUMP HEATER RELAY...523
TEST AdBlue/DEF TANK HEATER VALVE...526
TEST DENITRATION EFFICIENCY OF SCR...529
CLEAN AdBlue/DEF TANK...532
METHOD FOR CLEANING AdBlue/DEF TANK...532
BLEED AIR FROM COOLANT CIRCUIT OF AdBlue/DEF TANK...536
METHOD FOR BLEEDING AIR FROM COOLANT CIRCUIT OF AdBlue/DEF TANK...536
POWER TRAIN...538
TEST SWING CIRCLE BEARING CLEARANCE...538