Komatsu HB215LC-3 Hydraulic Excavator Shop Manual UENBM00461 PDF

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Komatsu HB215LC-3 Hydraulic Excavator Shop Manual UENBM00461 – PDF DOWNLOAD

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Komatsu HB215LC-3 Hydraulic Excavator Shop Manual UENBM00461 – PDF DOWNLOAD

Language : English
Pages : 3148
Downloadable : Yes
File Type : PDF

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Komatsu HB215LC-3 Hydraulic Excavator Shop Manual UENBM00461 – PDF DOWNLOAD 

00 INDEX AND FOREWORD 3
INDEX 4
ABBREVIATION LIST 24
FOREWORD, SAFETY, BASIC INFORMATION 30
HOW TO READ THE SHOP MANUAL 30
SAFETY NOTICE FOR OPERATION 32
PRECAUTIONS PARTICULARLY FOR HYBRID MACHINES 40
PRECAUTIONS TO PREVENT FIRE 41
ACTIONS IF FIRE OCCURS 43
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS 44
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS 45
PRECAUTIONS FOR DEF 46
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING 46
PRECAUTIONS FOR ADDING 46
PRECAUTIONS FOR STORING 46
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE 46
THE OTHER PRECAUTIONS 46
STORE AdBlue/DEF 47
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT 48
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS 51
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT 58
PRECAUTIONS FOR MAINTENANCE OF HYBRID SYSTEM 60
PRECAUTIONS AGAINST HIGH VOLTAGE AND HIGH TEMPERATURE 61
PRECAUTIONS FOR NORMAL CHECK AND MAINTENANCE 62
PRECAUTIONS FOR THE MACHINE NOT TO BE TIPPED OVER AND FOR HYBRID COMPONENTS NOT TO BE DAMAGED 63
PRECAUTIONS FOR THE MACHINE NOT TO BE SUBMERGED 64
PRECAUTIONS FOR THE COLD SEASON 65
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT 66
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT 67
PRACTICAL USE OF KOMTRAX 68
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER 69
METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER 69
METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER 70
METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER 71
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS 73
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR 77
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR 78
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL 80
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH 81
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE 83
HOW TO READ THE CODES (SYMBOLS) FOR ELECTRIC CABLE 84
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD 90
STANDARD TIGHTENING TORQUE TABLE 93
CONVERSION TABLE 100
01 SPECIFICATIONS 105
CONTENTS 106
ABBREVIATION LIST 107
SPECIFICATIONS 113
SPECIFICATION DRAWING 113
SPECIFICATION DRAWING: HB215LC-3 113
WORKING RANGE DRAWINGS 114
WORKING RANGE DRAWINGS: HB215LC-3 114
SPECIFICATIONS 115
SPECIFICATIONS: HB215LC-3 115
WEIGHT TABLE 119
WEIGHT TABLE: HB215LC-3 119
FUEL, COOLANT, LUBRICANTS (FOR EUROPEAN UNION) 121
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE 121
10 STRUCTURE AND FUNCTION 123
CONTENTS 124
ABBREVIATION LIST 128
UREA SCR SYSTEM 134
LAYOUT DRAWING OF UREA SCR SYSTEM 134
UREA SCR SYSTEM DIAGRAM 139
FUNCTION OF UREA SCR SYSTEM 140
FUNCTION OF AdBlue/DEF SYSTEM 140
INDUCEMENT STRATEGY 142
COMPONENT PARTS OF UREA SCR SYSTEM 152
AdBlue/DEF MIXING TUBE 152
SCR ASSEMBLY 152
AdBlue/DEF TANK 155
AdBlue/DEF PUMP 157
AdBlue/DEF INJECTOR 158
AdBlue/DEF HOSE 159
AdBlue/DEF TANK HEATING VALVE 160
BOOT-UP SYSTEM 161
LAYOUT DRAWING OF BOOT-UP SYSTEM 161
SYSTEM OPERATING LAMP SYSTEM 162
SYSTEM OPERATING LAMP SYSTEM DIAGRAM 162
FUNCTION OF SYSTEM OPERATING LAMP SYSTEM 162
BATTERY DISCONNECT SWITCH 164
FUNCTION OF BATTERY DISCONNECT SWITCH 164
ENGINE SYSTEM 165
LAYOUT DRAWING OF ENGINE SYSTEM 165
FUNCTION OF ENGINE SYSTEM 166
ENGINE CONTROL SYSTEM 167
ENGINE CONTROL SYSTEM DIAGRAM 167
FUNCTION OF ENGINE CONTROL SYSTEM 168
AUTO-DECELERATION SYSTEM 170
AUTO-DECELERATION SYSTEM DIAGRAM 170
FUNCTION OF AUTO-DECELERATION SYSTEM 170
OPERATION OF AUTO-DECELERATION SYSTEM 171
ENGINE AUTOMATIC WARM-UP SYSTEM 172
ENGINE AUTOMATIC WARM-UP SYSTEM DIAGRAM 172
FUNCTION OF ENGINE AUTOMATIC WARM-UP SYSTEM 173
OVERHEAT PREVENTION SYSTEM 174
OVERHEAT PREVENTION SYSTEM DIAGRAM 174
FUNCTION OF OVERHEAT PREVENTION SYSTEM 175
TURBOCHARGER PROTECTION SYSTEM 178
TURBOCHARGER PROTECTION SYSTEM DIAGRAM 178
FUNCTION OF TURBOCHARGER PROTECTION SYSTEM 179
AUTOMATIC IDLE STOP SYSTEM 180
AUTOMATIC IDLE STOP SYSTEM DIAGRAM 180
FUNCTION OF AUTOMATIC IDLE STOP SYSTEM 180
COMPONENT PARTS OF ENGINE SYSTEM 184
VGT 184
EGR SYSTEM 186
EGR VALVE 188
EGR COOLER 190
KCCV SYSTEM 191
KCCV VENTILATOR 193
KDOC 195
COOLING SYSTEM 199
LAYOUT DRAWING OF COOLING SYSTEM 199
SPECIFICATIONS OF COOLING SYSTEM 200
FAN SPEED CONTROL SYSTEM OF FAN CLUTCH 201
FAN SPEED CONTROL SYSTEM DIAGRAM OF FAN CLUTCH 201
FUNCTION OF FAN SPEED CONTROL SYSTEM OF FAN CLUTCH 202
ENGINE OUTPUT CONTROL SYSTEM OF FAN CLUTCH 203
ENGINE OUTPUT CONTROL SYSTEM DIAGRAM OF FAN CLUTCH 203
FUNCTION OF ENGINE OUTPUT CONTROL SYSTEM OF FAN CLUTCH 204
COMPONENT PARTS OF COOLING SYSTEM 206
FAN CLUTCH 206
HYBRID SYSTEM 207
LAYOUT DRAWING OF HYBRID SYSTEM 207
SYSTEM DIAGRAM OF HYBRID SYSTEM 208
STRUCTURE OF HYBRID SYSTEM 209
HYBRID PROTECTION SYSTEM 210
SYSTEM DIAGRAM OF HYBRID PROTECTION SYSTEM 210
FUNCTION OF HYBRID PROTECTION SYSTEM 210
COOLING SYSTEM OF HYBRID COMPONENTS 212
SYSTEM DIAGRAM OF COOLING SYSTEM OF HYBRID COMPONENTS 212
INTERLOCK SYSTEM OF HYBRID COMPONENTS 213
SYSTEM DIAGRAM OF INTERLOCK SYSTEM OF HYBRID COMPONENTS 213
FUNCTION OF INTERLOCK SYSTEM OF HYBRID COMPONENTS 213
WORKER PROTECTION SYSTEM FOR WHEN DISASSEMBLING THE HYBRID COMPONENTS 214
SYSTEM DIAGRAM OF WORKER PROTECTION SYSTEM FOR WHEN DISASSEMBLING THE HYBRID COMPONENTS 214
FUNCTION OF WORKER PROTECTION SYSTEM FOR WHEN DISASSEMBLING THE HYBRID COMPONENTS 214
COMPONENT PARTS OF HYBRID SYSTEM 216
MOTOR-GENERATOR 216
ELECTRIC CONTROL UNIT 217
HIGH VOLTAGE WIRING (POWER CABLE) 218
HYBRID WATER PUMP 219
INVERTER (HYBRID CONTROLLER) 220
CONTROL SYSTEM 223
LAYOUT DRAWING OF CONTROL SYSTEM 223
MACHINE MONITOR SYSTEM 226
MACHINE MONITOR SYSTEM DIAGRAM 226
FUNCTION OF MACHINE MONITOR SYSTEM 226
KomVision SYSTEM 228
LAYOUT DRAWING OF KOMVISION SYSTEM 228
KomVision SYSTEM DIAGRAM 229
FUNCTION OF KomVision SYSTEM 230
KOMTRAX SYSTEM 232
KOMTRAX SYSTEM DIAGRAM 232
FUNCTION OF KOMTRAX SYSTEM 232
COMPONENT PARTS OF CONTROL SYSTEM 233
MACHINE MONITOR 233
KomVision CONTROLLER 247
KomVision CAMERA 251
KOMTRAX TERMINAL 252
PUMP CONTROLLER 254
RESISTOR FOR PC-EPC VALVE 258
CAN TERMINATING RESISTOR 258
ENGINE CONTROLLER 260
FUEL CONTROL DIAL 266
HYDRAULIC SYSTEM 268
LAYOUT DRAWING OF HYDRAULIC SYSTEM 268
CLSS 273
STRUCTURE OF CLSS 273
OPERATION OF UNLOAD VALVE AND LS PRESSURE 275
PUMP SWASH PLATE ANGLE (OIL FLOW) CONTROL 276
PRESSURE COMPENSATION CONTROL 289
ENGINE AND PUMP COMBINED CONTROL SYSTEM 290
ENGINE AND PUMP COMBINED CONTROL SYSTEM DIAGRAM 290
FUNCTION OF ENGINE AND PUMP COMBINED CONTROL SYSTEM 292
PUMP AND VALVE CONTROL SYSTEM 297
PUMP AND VALVE CONTROL SYSTEM DIAGRAM 297
FUNCTION OF PUMP AND VALVE CONTROL SYSTEM 298
COMPONENT PARTS OF HYDRAULIC SYSTEM 300
HYDRAULIC TANK 300
MAIN PUMP 302
CONTROL VALVE 327
WORK EQUIPMENT SYSTEM 383
LAYOUT DRAWING OF WORK EQUIPMENT SYSTEM 383
ONE-TOUCH POWER MAXIMIZING SYSTEM 387
ONE-TOUCH POWER MAXIMIZING SYSTEM DIAGRAM 387
FUNCTION OF ONE-TOUCH POWER MAXIMIZING SYSTEM 388
PPC LOCK SYSTEM 389
PPC LOCK SYSTEM DIAGRAM 389
FUNCTION OF PPC LOCK SYSTEM 389
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM 390
WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM DIAGRAM 390
FUNCTION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM 390
OPERATION OF WORK EQUIPMENT AND TRAVEL AUTOMATIC LOCK SYSTEM 391
OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT 392
ATTACHMENT OIL FLOW ADJUSTER SYSTEM DIAGRAM 392
FUNCTION OF OIL FLOW ADJUSTER SYSTEM FOR ATTACHMENT 393
TOOL CONTROL SYSTEM 394
TOOL CONTROL SYSTEM DIAGRAM 394
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM 396
WORK EQUIPMENT AND SWING PPC VALVE 396
1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE) 401
2ND-LINE ATTACHMENT PPC VALVE 408
SOLENOID VALVE 410
ANTI-DROP VALVE FOR BOOM 413
ANTI-DROP VALVE FOR ARM 417
ATTACHMENT CIRCUIT SELECTOR VALVE (FOR HIGH PRESSURE) 421
ATTACHMENT CIRCUIT SELECTOR VALVE (FOR LOW PRESSURE) 423
1ST-LINE ATTACHMENT VARIABLE RELIEF VALVE 426
2ND-LINE ATTACHMENT VARIABLE RELIEF VALVE 428
ATTACHMENT BYPASS SOLENOID VALVE 431
PILOT CIRCUIT ACCUMULATOR 433
ATTACHMENT CIRCUIT ACCUMULATOR 434
SWING SYSTEM 435
LAYOUT DRAWING OF SWING SYSTEM 435
SWING CONTROL SYSTEM DIAGRAM 438
FUNCTION OF SWING CONTROL SYSTEM 439
COMPONENT PARTS OF SWING SYSTEM 442
ELECTRIC SWING MOTOR 442
SWING MACHINERY WITH SWING PARKING BRAKE 443
SWING CIRCLE 445
TRAVEL SYSTEM 446
LAYOUT DRAWING OF TRAVEL SYSTEM 446
TRAVEL CONTROL SYSTEM DIAGRAM 450
FUNCTION OF TRAVEL CONTROL SYSTEM 450
COMPONENT PARTS OF TRAVEL SYSTEM 452
TRAVEL MOTOR 452
FINAL DRIVE 465
TRAVEL PPC VALVE 466
CENTER SWIVEL JOINT 471
UNDERCARRIAGE AND FRAME 473
LAYOUT DRAWING OF UNDERCARRIAGE 473
SPECIFICATIONS OF UNDERCARRIAGE 474
WORK EQUIPMENT 475
STRUCTURE OF WORK EQUIPMENT 475
FUNCTION OF WORK EQUIPMENT 476
WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM 477
FUNCTION OF WORK EQUIPMENT CLEARANCE ADJUSTMENT SHIM 477
BUCKET CLEARANCE ADJUSTMENT SHIM 478
FUNCTION OF BUCKET CLEARANCE ADJUSTMENT SHIM 478
CAB AND ITS ATTACHMENTS 479
ROPS CAB 479
STRUCTURE OF ROPS CAB 479
FUNCTION OF ROPS CAB 479
CAB MOUNT 480
STRUCTURE OF CAB MOUNT 480
FUNCTION OF CAB MOUNT 480
CAB TIPPING STOPPER 481
STRUCTURE OF CAB TIPPING STOPPER 481
FUNCTION OF CAB TIPPING STOPPER 481
20 STANDARD VALUE TABLE 483
CONTENTS 484
ABBREVIATION LIST 485
STANDARD VALUE TABLE FOR ENGINE 491
STANDARD VALUE TABLE FOR ENGINE:HB215LC-3 491
STANDARD VALUE TABLE FOR MACHINE 496
STANDARD VALUE TABLE FOR MACHINE: HB215LC-3 496
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE 512
30 TESTING AND ADJUSTING 517
CONTENTS 518
ABBREVIATION LIST 521
RELATED INFORMATION ON TESTING AND ADJUSTING 527
TOOLS FOR TESTING AND ADJUSTING 527
SKETCH OF TOOLS FOR TESTING AND ADJUSTING 534
ENGINE AND COOLING SYSTEM 536
TEST ENGINE SPEED 536
METHOD FOR TESTING ENGINE SPEED 536
TEST BOOST PRESSURE 539
METHOD FOR TESTING BOOST PRESSURE ON MACHINE MONITOR 539
METHOD FOR TESTING BOOST PRESSURE 540
TEST EXHAUST GAS COLOR 541
METHOD FOR TESTING EXHAUST GAS COLOR BY HANDY SMOKE CHECKER 541
METHOD FOR TESTING EXHAUST GAS COLOR BY SMOKE METER 542
TEST AND ADJUST VALVE CLEARANCE 543
METHOD FOR TESTING VALVE CLEARANCE 543
METHOD FOR ADJUSTING VALVE CLEARANCE 544
TEST COMPRESSION PRESSURE 546
METHOD FOR TESTING COMPRESSION PRESSURE 546
TEST BLOWBY PRESSURE 551
METHOD FOR TESTING BLOWBY PRESSURE 551
TEST ENGINE OIL PRESSURE 553
METHOD FOR TESTING ENGINE OIL PRESSURE 553
TEST FUEL PRESSURE 554
METHOD FOR TESTING FUEL PRESSURE 555
TEST FUEL DISCHARGE, RETURN AND LEAKAGE 559
METHOD FOR TESTING FUEL DISCHARGE, RETURN AND LEAKAGE 560
BLEEDING AIR FROM FUEL SYSTEM 564
METHOD FOR BLEEDING AIR FROM FUEL SYSTEM 564
TEST FUEL CIRCUIT FOR LEAKAGE 565
METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE 565
HANDLE CYLINDER CUT-OUT MODE OPERATION 567
HANDLE NO-INJECTION CRANKING OPERATION 568
TEST AND ADJUST AIR CONDITIONER COMPRESSOR BELT TENSION 569
METHOD FOR CHECKING AIR CONDITIONER COMPRESSOR BELT 569
METHOD FOR ADJUSTING AIR CONDITIONER COMPRESSOR BELT 569
TEST COOLING FAN SPEED 571
METHOD FOR TESTING COOLING FAN SPEED 571
TEST SCR RELATED FUNCTIONS 572
TEST AdBlue/DEF PUMP RAISED PRESSURE 575
TEST INJECTION AMOUNT FROM AdBlue/DEF INJECTOR 578
TEST AdBlue/DEF LINE HEATER RELAY 1 581
TEST AdBlue/DEF LINE HEATER RELAY 2 584
TEST AdBlue/DEF PUMP HEATER RELAY 587
TEST AdBlue/DEF TANK HEATER VALVE 591
TEST DENITRATION EFFICIENCY OF SCR 593
CLEAN AdBlue/DEF TANK 597
METHOD FOR CLEANING AdBlue/DEF TANK 597
BLEED AIR FROM COOLANT CIRCUIT OF AdBlue/DEF TANK 601
METHOD FOR BLEEDING AIR FROM COOLANT CIRCUIT OF AdBlue/DEF TANK 601
HYBRID SYSTEM 603
PRECAUTIONS FOR USING HYBRID SYSTEMS 603
DRAIN, REFILLING, AIR BLEEDING OF HYBRID SYSTEM COOLANT 604
METHOD FOR DRAINING THE HYBRID SYSTEM COOLANT 604
REFILLING, AIR BLEEDING OF HYBRID SYSTEM COOLANT 606
WATER PRESSURE TEST OF THE HYBRID SYSTEM COOLANT 608
METHOD FOR TESTING THE WATER PRESSURE OF THE HYBRID SYSTEM COOLANT 608
TEST LUBRICATION CIRCUIT OIL PRESSURE OF HYBRID SYSTEM 610
TEST LUBRICATION CIRCUIT OIL PRESSURE OF ELECTRIC SWING MOTOR CASE 610
TEST LUBRICATION CIRCUIT OIL PRESSURE OF MOTOR-GENERATOR OIL CASE 610
TEST SWING PARKING BRAKE PRESSURE 612
METHOD FOR TESTING THE SWING PARKING BRAKE PRESSURE 612
TEST AND CLEAN DELIVERY FILTER OF SWING MOTOR 614
METHOD FOR CHECKING AND CLEANING ELECTRIC SWING MOTOR COOLING OIL DELIVERY FILTER 614
POWER TRAIN 615
TEST SWING CIRCLE BEARING CLEARANCE 615
METHOD FOR TESTING SWING CIRCLE BEARING CLEARANCE 615
UNDERCARRIAGE AND FRAME 616
TEST AND ADJUST TRACK TENSION 616
METHOD FOR TESTING TRACK TENSION 616
METHOD FOR ADJUSTING TRACK TENSION 616
HYDRAULIC SYSTEM 618
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM 618
METHOD FOR RELEASING REMAINING PRESSURE FROM HYDRAULIC TANK 618
METHOD FOR RELEASING REMAINING PRESSURE IN HYDRAULIC CYLINDER CIRCUIT 618
METHOD FOR RELEASING REMAINING PRESSURE FROM TRAVEL MOTOR CIRCUIT 622
TEST AND ADJUST OIL PRESSURE IN WORK EQUIPMENT AND TRAVEL CIRCUITS 624
METHOD FOR TESTING OIL PRESSURE IN WORK EQUIPMENT, AND TRAVEL CIRCUITS 625
METHOD FOR ADJUSTING OIL PRESSURE IN WORK EQUIPMENT,AND TRAVEL CIRCUITS 629
TEST OIL PRESSURE OF CONTROL CIRCUIT 631
METHOD FOR TESTING OIL PRESSURE OF CONTROL CIRCUIT 631
TEST AND ADJUST OIL PRESSURE IN PUMP PC CONTROL CIRCUIT 633
METHOD FOR TESTING PC VALVE OUTLET PRESSURE (SERVO PISTON INLET PRESSURE) 633
METHOD FOR TESTING PC-EPC VALVE OUTLET PRESSURE 634
METHOD FOR ADJUSTING OIL PRESSURE IN PUMP PC CONTROL CIRCUIT 635
TEST AND ADJUST OIL PRESSURE IN PUMP LS CONTROL CIRCUIT 637
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE WITH MACHINE MONITOR 637
METHOD FOR TESTING LS DIFFERENTIAL PRESSURE 639
METHOD FOR TESTING LS VALVE OUTLET PRESSURE (SERVO PISTON INLET PRESSURE) 640
METHOD FOR TESTING LS-EPC VALVE OUTLET PRESSURE 641
METHOD FOR ADJUSTING LS VALVE 642
TEST OUTLET PRESSURE OF SOLENOID VALVE 643
METHOD FOR TESTING OUTLET PRESSURE OF SOLENOID VALVE 643
OPERATING CONDITION OF SOLENOID VALVE 645
TEST PPC VALVE OUTLET PRESSURE 647
METHOD FOR TESTING PPC VALVE OUTLET PRESSURE 647
TEST ATTACHMENT CIRCUIT OIL PRESSURE 649
METHOD FOR TESTING ATTACHMENT CIRCUIT OIL PRESSURE 649
ADJUST WORK EQUIPMENT AND SWING PPC VALVES 651
METHOD FOR ADJUSTING PLAY OF WORK EQUIPMENT AND SWING PPC VALVES 651
TEST PUMP SWASH PLATE SENSOR 652
METHOD FOR TESTING PUMP SWASH PLATE SENSOR 652
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT 653
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF BOOM CYLINDER AND BUCKET CYLINDER 653
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF ARM CYLINDER 653
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF PPC VALVE 654
TEST OIL LEAKAGE 655
METHOD FOR TESTING OIL LEAKAGE FROM BOOM CYLINDER 655
METHOD FOR TESTING OIL LEAKAGE FROM ARM CYLINDER 655
METHOD FOR TESTING OIL LEAKAGE FROM BUCKET CYLINDER 656
METHOD FOR TESTING OIL LEAKAGE FROM TRAVEL MOTOR 656
BLEED AIR FROM HYDRAULIC CIRCUIT 658
METHOD FOR BLEEDING AIR FROM HYDRAULIC CIRCUIT 659
CAB AND ITS ATTACHMENTS 661
TEST CAB TIPPING STOPPER 661
METHOD FOR TESTING CAB TIPPING STOPPER 661
METHOD FOR ADJUSTING MIRRORS 662
PROCEDURE FOR ADJUSTING MACHINE LEFT FRONT MIRROR (A) 662
PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE LEFT FRONT MIRROR (A) 663
PROCEDURE FOR ADJUSTING MACHINE RIGHT FRONT MIRROR (B) 664
PROCEDURE FOR ADJUSTING REGULAR POSITION OF MACHINE RIGHT FRONT MIRROR (B) 665
PROCEDURE FOR ADJUSTING MACHINE RIGHT SIDE MIRROR (C) 666
ELECTRICAL SYSTEM 668
SET AND OPERATE MACHINE MONITOR 668
OPERATOR MODE 672
DISPLAY FUNCTION OF TECHNICIAN IDENTIFICATION STATUS SCREEN 672
DISPLAY FUNCTION OF OPERATOR IDENTIFICATION INPUT SCREEN 672
CHECKING FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY) 673
CHECKING FUNCTION OF SERVICE METER 674
METHOD FOR SETTING USAGE LIMITATION AND CHANGING PASSWORD 674
SERVICE MODE 676
METHOD FOR OPERATING SERVICE MODE 676
METHOD FOR CHECKING PRE-DEFINED MONITORING INFORMATION 680
METHOD FOR CHECKING SELF-DEFINE MONITORING INFORMATION 689
ABNORMALITY RECORD MENU 702
METHOD FOR CONFIRMING MAINTENANCE RECORD 706
METHOD FOR OPERATING MAINTENANCE MODE SETTING 707
METHOD FOR OPERATING PHONE NUMBER ENTRY SETTING 711
DEFAULT MENU 712
DIAGNOSTIC TESTS MENU 724
ADJUSTMENT MENU 737
METHOD FOR PERFORMING NO-INJECTION CRANKING 771
KOMTRAX SETTINGS MENU 772
METHOD FOR DISPLAYING SERVICE MESSAGE 775
METHOD FOR STARTING UP KOMTRAX TERMINAL 777
ADJUST KomVision CAMERA ANGLE 782
METHOD FOR ADJUSTING KomVision CAMERA ANGLE 783
ADJUST KomVision RELATED ITEMS 787
SETTING OF KomVision (MAIN SETTING) 787
SETTING OF KomVision (CAMERA SETTING) 789
SETTING OF KomVision (CAMERA CALIBRATION) 791
KomVision screen – Check 12 m visibility 804
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER 807
HANDLE BATTERY DISCONNECT SWITCH 808
TEST DIODES 809
METHOD FOR TESTING DIODE USING DIGITAL TESTER 809
METHOD FOR TESTING DIODE USING ANALOG TESTER 809
Pm CLINIC 810
Pm CLINIC SERVICE 810
Pm CLINIC CHECK SHEET:HB215LC-3 811
40 TROUBLESHOOTING 823
CONTENTS 824
ABBREVIATION LIST 837
RELATED INFORMATION ON TROUBLESHOOTING 843
GENERAL TROUBLESHOOTING POINTS 843
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM 845
SEQUENCE OF EVENTS IN TROUBLESHOOTING 857
PRECAUTIONS FOR USING HYBRID SYSTEMS, TROUBLESHOOTING FOR HIGH-VOLTAGE EQUIPMENT 859
TABLE OF SELF-DEFINE MONITORING ITEMS AND CHECK SHEET FOR HYBRID COMPONENTS 866
CHECKS BEFORE TROUBLESHOOTING 872
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING 874
WALK-AROUND CHECK 874
TESTING IN ACCORDANCE WITH TESTING PROCEDURE 876
CHECK FUEL LEVEL AND TYPE 876
CHECK IMPURE INGREDIENT IN FUEL 876
CHECK FUEL PREFILTER 877
WATER SEPARATOR – CHECK / DRAIN WATER AND SEDIMENT 877
METHOD FOR REPLACING FUEL PREFILTER CARTRIDGE 878
CHECK MAIN FILTER 879
CHECK ENGINE OIL LEVEL (OIL AMOUNT IN OIL PAN) 881
CHECK OIL LEVEL IN MOTOR-GENERATOR CASE 882
CHECK COOLANT LEVEL (RESERVOIR TANK) 882
CHECK CLOGGING OF AIR CLEANER 883
OUTER ELEMENT – CLEAN 883
ELEMENTS – REPLACE 886
CHECK HYDRAULIC OIL LEVEL 887
CHECK HYDRAULIC OIL STRAINER 888
CHECK HYDRAULIC FILTER 889
CHECK CAPACITOR 890
CHECK OIL LEVEL IN ELECTRIC SWING MOTOR CASE 890
CHECK OIL LEVEL IN SWING MACHINERY CASE 891
CHECK OIL LEVEL IN FINAL DRIVE CASE 892
BLEED AIR FROM FUEL SYSTEM 893
BLEED AIR FROM HYDRAULIC SYSTEM 893
ELECTRICAL EQUIPMENT – CHECK METHOD 893
PREPARATION FOR TROUBLESHOOTING OF ELECTRICAL SYSTEM 899
PREPARATION FOR TROUBLESHOOTING OF MACHINE MONITOR 899
PREPARATION FOR TROUBLESHOOTING OF ENGINE CONTROLLER 899
PREPARATION FOR TROUBLESHOOTING OF PUMP CONTROLLER 900
PREPARATION FOR TROUBLESHOOTING OF KOMTRAX TERMINAL 900
PREPARATION FOR TROUBLESHOOTING OF KomVision CONTROLLER 900
PREPARATION FOR TROUBLESHOOTING OF INVERTER (HYBRID CONTROLLER) 901
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH SPECIAL LOCK 901
PROCEDURE FOR TESTING AND TROUBLESHOOTING 905
SYMPTOMS OF FAILURE AND TROUBLESHOOTING NUMBERS 908
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 912
TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR SYSTEM 914
CONNECTOR LIST AND LAYOUT 917
CONNECTOR CONTACT IDENTIFICATION 930
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE 970
FUSE LOCATION TABLE 976
PRECAUTIONS FOR REPLACING KDOC 979
FAILURE CODES TABLE 980
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE) 1001
FAILURE CODE [879AKA] 1001
FAILURE CODE [879AKB] 1002
FAILURE CODE [879BKA] 1003
FAILURE CODE [879BKB] 1005
FAILURE CODE [879CKA] 1007
FAILURE CODE [879CKB] 1008
FAILURE CODE [879DKZ] 1009
FAILURE CODE [879EMC] 1011
FAILURE CODE [879FMC] 1012
FAILURE CODE [879GKX] 1013
FAILURE CODE [989L00] 1015
FAILURE CODE [989M00] 1016
FAILURE CODE [989N00] 1017
FAILURE CODE [A1U0N3] 1018
FAILURE CODE [A1U0N4] 1020
FAILURE CODE [A900FR] 1022
FAILURE CODE [A900N6] 1023
FAILURE CODE [A900NY] 1024
FAILURE CODE [AA10NX] 1025
FAILURE CODE [AB00KE] 1027
FAILURE CODE [AQ10MB] 1029
FAILURE CODE [AQ10N3] 1031
FAILURE CODE [AS00R2] 1033
FAILURE CODE [AS00R3] 1034
FAILURE CODE [AS00R4] 1035
FAILURE CODE [AS00R5] 1036
FAILURE CODE [AS00R6] 1037
FAILURE CODE [AS00ZK] 1038
FAILURE CODE [AS10KM] 1039
FAILURE CODE [AS10NR] 1040
FAILURE CODE [AS10NT] 1041
FAILURE CODE [B@BAZG] 1042
FAILURE CODE [B@BAZK] 1043
FAILURE CODE [B@BCNS] 1045
FAILURE CODE [B@BCQA] 1046
FAILURE CODE [B@BCZK] 1048
FAILURE CODE [B@HANS] 1049
FAILURE CODE [CA115] 1050
FAILURE CODE [CA122] 1051
FAILURE CODE [CA123] 1053
FAILURE CODE [CA131] 1055
FAILURE CODE [CA132] 1057
FAILURE CODE [CA144] 1059
FAILURE CODE [CA145] 1061
FAILURE CODE [CA153] 1063
FAILURE CODE [CA154] 1065
FAILURE CODE [CA187] 1067
FAILURE CODE [CA221] 1069
FAILURE CODE [CA222] 1071
FAILURE CODE [CA227] 1073
FAILURE CODE [CA234] 1075
FAILURE CODE [CA238] 1076
FAILURE CODE [CA239] 1077
FAILURE CODE [CA249] 1078
FAILURE CODE [CA256] 1080
FAILURE CODE [CA271] 1083
FAILURE CODE [CA272] 1085
FAILURE CODE [CA295] 1087
FAILURE CODE [CA322] 1088
FAILURE CODE [CA324] 1090
FAILURE CODE [CA331] 1092
FAILURE CODE [CA332] 1094
FAILURE CODE [CA343] 1096
FAILURE CODE [CA351] 1097
FAILURE CODE [CA352] 1098
FAILURE CODE [CA356] 1100
FAILURE CODE [CA357] 1102
FAILURE CODE [CA386] 1104
FAILURE CODE [CA428] 1105
FAILURE CODE [CA429] 1107
FAILURE CODE [CA435] 1109
FAILURE CODE [CA441] 1111
FAILURE CODE [CA442] 1113
FAILURE CODE [CA451] 1114
FAILURE CODE [CA452] 1116
FAILURE CODE [CA488] 1118
FAILURE CODE [CA515] 1119
FAILURE CODE [CA516] 1121
FAILURE CODE [CA553] 1123
FAILURE CODE [CA555] 1124
FAILURE CODE [CA556] 1125
FAILURE CODE [CA559] 1126
FAILURE CODE [CA595] 1129
FAILURE CODE [CA687] 1131
FAILURE CODE [CA689] 1133
FAILURE CODE [CA691] 1136
FAILURE CODE [CA692] 1138
FAILURE CODE [CA697] 1140
FAILURE CODE [CA698] 1141
FAILURE CODE [CA731] 1142
FAILURE CODE [CA778] 1144
FAILURE CODE [CA1117] 1148
FAILURE CODE [CA1664] 1150
FAILURE CODE [CA1669] 1152
FAILURE CODE [CA1673] 1153
FAILURE CODE [CA1677] 1154
FAILURE CODE [CA1678] 1155
FAILURE CODE [CA1682] 1156
FAILURE CODE [CA1683] 1160
FAILURE CODE [CA1684] 1162
FAILURE CODE [CA1686] 1164
FAILURE CODE [CA1691] 1165
FAILURE CODE [CA1694] 1167
FAILURE CODE [CA1695] 1169
FAILURE CODE [CA1696] 1170
FAILURE CODE [CA1712] 1172
FAILURE CODE [CA1713] 1175
FAILURE CODE [CA1714] 1177
FAILURE CODE [CA1715] 1178
FAILURE CODE [CA1776] 1179
FAILURE CODE [CA1777] 1182
FAILURE CODE [CA1843] 1185
FAILURE CODE [CA1844] 1187
FAILURE CODE [CA1885] 1190
FAILURE CODE [CA1887] 1192
FAILURE CODE [CA1896] 1194
FAILURE CODE [CA1898] 1195
FAILURE CODE [CA1938] 1197
FAILURE CODE [CA1942] 1199
FAILURE CODE [CA1961] 1200
FAILURE CODE [CA1962] 1201
FAILURE CODE [CA2185] 1202
FAILURE CODE [CA2186] 1204
FAILURE CODE [CA2198] 1206
FAILURE CODE [CA2272] 1208
FAILURE CODE [CA2288] 1210
FAILURE CODE [CA2311] 1211
FAILURE CODE [CA2349] 1212
FAILURE CODE [CA2353] 1214
FAILURE CODE [CA2357] 1216
FAILURE CODE [CA2373] 1217
FAILURE CODE [CA2374] 1219
FAILURE CODE [CA2375] 1221
FAILURE CODE [CA2376] 1223
FAILURE CODE [CA2387] 1226
FAILURE CODE [CA2554] 1227
FAILURE CODE [CA2555] 1228
FAILURE CODE [CA2556] 1231
FAILURE CODE [CA2634] 1233
FAILURE CODE [CA2635] 1235
FAILURE CODE [CA2636] 1236
FAILURE CODE [CA2637] 1238
FAILURE CODE [CA2771] 1240
FAILURE CODE [CA2961] 1244
FAILURE CODE [CA2973] 1245
FAILURE CODE [CA2976] 1246
FAILURE CODE [CA3142] 1248
FAILURE CODE [CA3143] 1249
FAILURE CODE [CA3144] 1250
FAILURE CODE [CA3146] 1252
FAILURE CODE [CA3147] 1253
FAILURE CODE [CA3148] 1254
FAILURE CODE [CA3151] 1256
FAILURE CODE [CA3165] 1263
FAILURE CODE [CA3228] 1265
FAILURE CODE [CA3229] 1267
FAILURE CODE [CA3231] 1269
FAILURE CODE [CA3232] 1271
FAILURE CODE [CA3235] 1275
FAILURE CODE [CA3239] 1277
FAILURE CODE [CA3241] 1280
FAILURE CODE [CA3242] 1283
FAILURE CODE [CA3251] 1286
FAILURE CODE [CA3313] 1288
FAILURE CODE [CA3314] 1289
FAILURE CODE [CA3315] 1290
FAILURE CODE [CA3419] 1292
FAILURE CODE [CA3421] 1294
FAILURE CODE [CA3497] 1296
FAILURE CODE [CA3498] 1297
FAILURE CODE [CA3545] 1298
FAILURE CODE [CA3547] 1300
FAILURE CODE [CA3558] 1301
FAILURE CODE [CA3559] 1303
FAILURE CODE [CA3562] 1305
FAILURE CODE [CA3563] 1307
FAILURE CODE [CA3567] 1310
FAILURE CODE [CA3568] 1314
FAILURE CODE [CA3571] 1319
FAILURE CODE [CA3572] 1321
FAILURE CODE [CA3574] 1323
FAILURE CODE [CA3575] 1326
FAILURE CODE [CA3577] 1328
FAILURE CODE [CA3578] 1330
FAILURE CODE [CA3582] 1332
FAILURE CODE [CA3583] 1339
FAILURE CODE [CA3596] 1341
FAILURE CODE [CA3649] 1344
FAILURE CODE [CA3681] 1346
FAILURE CODE [CA3682] 1350
FAILURE CODE [CA3713] 1354
FAILURE CODE [CA3717] 1357
FAILURE CODE [CA3718] 1358
FAILURE CODE [CA3724] 1359
FAILURE CODE [CA3725] 1360
FAILURE CODE [CA3741] 1363
FAILURE CODE [CA3748] 1364
FAILURE CODE [CA3755] 1367
FAILURE CODE [CA3866] 1369
FAILURE CODE [CA3868] 1372
FAILURE CODE [CA4152] 1375
FAILURE CODE [CA4155] 1379
FAILURE CODE [CA4156] 1382
FAILURE CODE [CA4157] 1385
FAILURE CODE [CA4159] 1387
FAILURE CODE [CA4164] 1388
FAILURE CODE [CA4165] 1390
FAILURE CODE [CA4166] 1392
FAILURE CODE [CA4168] 1393
FAILURE CODE [CA4169] 1396
FAILURE CODE [CA4171] 1398
FAILURE CODE [CA4249] 1400
FAILURE CODE [CA4251] 1402
FAILURE CODE [CA4261] 1404
FAILURE CODE [CA4277] 1407
FAILURE CODE [CA4459] 1411
FAILURE CODE [CA4461] 1413
FAILURE CODE [CA4533] 1416
FAILURE CODE [CA4534] 1417
FAILURE CODE [CA4731] 1418
FAILURE CODE [CA4732] 1419
FAILURE CODE [CA4739] 1420
FAILURE CODE [CA4768] 1421
FAILURE CODE [CA4769] 1423
FAILURE CODE [CA4842] 1426
FAILURE CODE [CA4952] 1429
FAILURE CODE [CA5115] 1431
FAILURE CODE [CA5179] 1434
FAILURE CODE [CA5181] 1436
FAILURE CODE [CA5387] 1438
FAILURE CODE [CA5388] 1440
FAILURE CODE [CA5389] 1443
FAILURE CODE [CA5391] 1445
FAILURE CODE [CA5392] 1449
FAILURE CODE [CA5393] 1451
FAILURE CODE [CA5394] 1453
FAILURE CODE [CA5395] 1455
FAILURE CODE [CA5396] 1458
FAILURE CODE [CA5631] 1459
FAILURE CODE [CA5938] 1461
FAILURE CODE [D110KB] 1463
FAILURE CODE [D19JKZ] 1465
FAILURE CODE [D811MC] 1468
FAILURE CODE [D862KA] 1469
FAILURE CODE [D8ALKA] 1470
FAILURE CODE [D8ALKB] 1472
FAILURE CODE [D8AQKR] 1474
FAILURE CODE [DA20MC] 1479
FAILURE CODE [DA22KK] 1480
FAILURE CODE [DA25KP] 1483
FAILURE CODE [DA26KP] 1486
FAILURE CODE [DA29KQ] 1488
FAILURE CODE [DA2LKA] 1491
FAILURE CODE [DA2LKB] 1493
FAILURE CODE [DA2QKR] 1495
FAILURE CODE [DA2RKR] 1500
FAILURE CODE [DAF0KM] 1505
FAILURE CODE [DAF0MB] 1506
FAILURE CODE [DAF0MC] 1507
FAILURE CODE [DAF8KB] 1508
FAILURE CODE [DAF9KQ] 1510
FAILURE CODE [DAFGMC] 1511
FAILURE CODE [DAFLKA] 1512
FAILURE CODE [DAFLKB] 1514
FAILURE CODE [DAFQKR] 1516
FAILURE CODE [DAZ9KQ] 1520
FAILURE CODE [DAZQKR] 1521
FAILURE CODE [DB2QKR] 1525
FAILURE CODE [DB2RKR] 1531
FAILURE CODE [DBP0KM] 1537
FAILURE CODE [DBP0KT] 1538
FAILURE CODE [DBP5KB] 1539
FAILURE CODE [DBP5KY] 1542
FAILURE CODE [DBPQKR] 1545
FAILURE CODE [DDNRKA] 1550
FAILURE CODE [DDNRKY] 1553
FAILURE CODE [DDNS00] 1556
FAILURE CODE [DFB1KZ] 1559
FAILURE CODE [DFB2KZ] 1561
FAILURE CODE [DFB3L8] 1563
FAILURE CODE [DFB4L8] 1565
FAILURE CODE [DFB5KZ] 1567
FAILURE CODE [DFB6KZ] 1569
FAILURE CODE [DGH2KA] 1571
FAILURE CODE [DGH2KB] 1573
FAILURE CODE [DHA4KA] 1575
FAILURE CODE [DHAAMA] 1577
FAILURE CODE [DHACMA] 1579
FAILURE CODE [DHPAMA] 1581
FAILURE CODE [DHPBMA] 1583
FAILURE CODE [DHS3MA] 1585
FAILURE CODE [DHS4MA] 1587
FAILURE CODE [DHS8MA] 1589
FAILURE CODE [DHS9MA] 1591
FAILURE CODE [DHSAKZ] 1593
FAILURE CODE [DHSBKZ] 1595
FAILURE CODE [DHSCMA] 1597
FAILURE CODE [DHSDMA] 1599
FAILURE CODE [DHSFMA] 1601
FAILURE CODE [DHSGMA] 1603
FAILURE CODE [DHSHMA] 1605
FAILURE CODE [DHSJMA] 1607
FAILURE CODE [DHVAKZ] 1609
FAILURE CODE [DHVAL8] 1611
FAILURE CODE [DHVAMA] 1613
FAILURE CODE [DHVBKZ] 1614
FAILURE CODE [DHVBL8] 1616
FAILURE CODE [DHVBMA] 1619
FAILURE CODE [DHX1MA] 1620
FAILURE CODE [DKR0MA] 1622
FAILURE CODE [DKR1MA] 1624
FAILURE CODE [DKTKKX] 1626
FAILURE CODE [DKTLKX] 1628
FAILURE CODE [DKTMKX] 1630
FAILURE CODE [DKTNKX] 1632
FAILURE CODE [DKTPKX] 1634
FAILURE CODE [DKTQKX] 1636
FAILURE CODE [DKULKA] 1638
FAILURE CODE [DKULKB] 1641
FAILURE CODE [DKULKY] 1644
FAILURE CODE [DLM5KA] 1647
FAILURE CODE [DLM5MB] 1649
FAILURE CODE [DR10KA] 1651
FAILURE CODE [DR12KA] 1654
FAILURE CODE [DR20KA] 1656
FAILURE CODE [DR21KX] 1658
FAILURE CODE [DR30KA] 1660
FAILURE CODE [DR31KX] 1662
FAILURE CODE [DR40KA] 1664
FAILURE CODE [DUMBKA] 1666
FAILURE CODE [DUMBKB] 1668
FAILURE CODE [DV20KB] 1670
FAILURE CODE [DW43KA] 1672
FAILURE CODE [DW43KB] 1674
FAILURE CODE [DW43KY] 1676
FAILURE CODE [DW45KA] 1678
FAILURE CODE [DW45KB] 1681
FAILURE CODE [DW45KK] 1684
FAILURE CODE [DW45KY] 1686
FAILURE CODE [DW4CKY] 1688
FAILURE CODE [DW91KA] 1691
FAILURE CODE [DW91KB] 1693
FAILURE CODE [DW91KY] 1695
FAILURE CODE [DWA2KA] 1697
FAILURE CODE [DWA2KB] 1699
FAILURE CODE [DWA2KY] 1701
FAILURE CODE [DWK0KA] 1703
FAILURE CODE [DWK0KB] 1705
FAILURE CODE [DWK0KY] 1707
FAILURE CODE [DWK2KA] 1709
FAILURE CODE [DWK2KB] 1711
FAILURE CODE [DWK2KY] 1713
FAILURE CODE [DWN5KA] 1715
FAILURE CODE [DWN5KB] 1717
FAILURE CODE [DWN5KY] 1719
FAILURE CODE [DWPUKA] 1721
FAILURE CODE [DWPUKB] 1723
FAILURE CODE [DWPUKY] 1725
FAILURE CODE [DXA8KA] 1727
FAILURE CODE [DXA8KB] 1730
FAILURE CODE [DXA9KA] 1732
FAILURE CODE [DXA9KB] 1735
FAILURE CODE [DXE0KA] 1737
FAILURE CODE [DXE0KB] 1739
FAILURE CODE [DXE4KA] 1741
FAILURE CODE [DXE4KB] 1743
FAILURE CODE [DXE4KY] 1745
FAILURE CODE [DXE5KA] 1746
FAILURE CODE [DXE5KB] 1748
FAILURE CODE [DXE6KA] 1750
FAILURE CODE [DXE6KB] 1752
FAILURE CODE [DXE7KA] 1754
FAILURE CODE [DXE7KB] 1756
FAILURE CODE [DXE7KY] 1758
FAILURE CODE [DXE8KA] 1760
FAILURE CODE [DXE8KB] 1762
FAILURE CODE [DXE8KY] 1764
FAILURE CODE [DXE9KA] 1766
FAILURE CODE [DXE9KB] 1768
FAILURE CODE [DXE9KY] 1770
FAILURE CODE [DXEAKA] 1772
FAILURE CODE [DXEAKB] 1774
FAILURE CODE [DXEAKY] 1776
FAILURE CODE [DXEKKA] 1778
FAILURE CODE [DXEKKB] 1780
FAILURE CODE [DXEKKY] 1782
FAILURE CODE [DXELKA] 1784
FAILURE CODE [DXELKB] 1786
FAILURE CODE [DXELKY] 1788
FAILURE CODE [DY20KA] 1790
FAILURE CODE [DY20MA] 1792
FAILURE CODE [DY2CKB] 1794
FAILURE CODE [DY2DKB] 1796
FAILURE CODE [DY2EKB] 1798
FAILURE CODE [GA00NS] 1800
FAILURE CODE [GA01KA] 1801
FAILURE CODE [GA01KB] 1803
FAILURE CODE [GA02KZ] 1805
FAILURE CODE [GA04KG] 1808
FAILURE CODE [GA05KG] 1811
FAILURE CODE [GA05KP] 1814
FAILURE CODE [GA06KZ] 1817
FAILURE CODE [GA08KG] 1818
FAILURE CODE [GA09KG] 1826
FAILURE CODE [GA09KP] 1834
FAILURE CODE [GA0AKZ] 1835
FAILURE CODE [GA0BKZ] 1836
FAILURE CODE [GA10MA] 1843
FAILURE CODE [GA10MC] 1850
FAILURE CODE [GA12NK] 1851
FAILURE CODE [GA13KP] 1857
FAILURE CODE [GA13KY] 1859
FAILURE CODE [GA15KZ] 1861
FAILURE CODE [GA17KR] 1869
FAILURE CODE [GA17MB] 1870
FAILURE CODE [GA18MC] 1871
FAILURE CODE [GA19KR] 1876
FAILURE CODE [GA19KT] 1877
FAILURE CODE [GA1BMA] 1878
FAILURE CODE [GA1FKR] 1880
FAILURE CODE [GA1FMA] 1881
FAILURE CODE [GA1GKR] 1884
FAILURE CODE [GA1GKT] 1885
FAILURE CODE [GA1GMB] 1886
FAILURE CODE [GA1HKZ] 1887
FAILURE CODE [GA1JKZ] 1888
FAILURE CODE [GA1KKZ] 1889
FAILURE CODE [GA1LKZ] 1890
FAILURE CODE [GA1MKZ] 1891
FAILURE CODE [GA1NNS] 1892
FAILURE CODE [GA1SFS] 1893
FAILURE CODE [GA1SMC] 1894
FAILURE CODE [GA1TKP] 1895
FAILURE CODE [GA1TNS] 1898
FAILURE CODE [GA1UKZ] 1901
FAILURE CODE [GA1VFS] 1904
FAILURE CODE [GA1VMC] 1905
FAILURE CODE [GA1XKZ] 1906
FAILURE CODE [GA1YNS] 1907
FAILURE CODE [GA1ZKZ] 1908
FAILURE CODE [GA1ZNS] 1909
FAILURE CODE [GA22NS] 1910
FAILURE CODE [GA23KZ] 1911
FAILURE CODE [GA24KZ] 1912
FAILURE CODE [GA25MA] 1913
FAILURE CODE [GA25NS] 1917
FAILURE CODE [GA26MA] 1918
FAILURE CODE [GA26NS] 1922
FAILURE CODE [GA27KZ] 1923
FAILURE CODE [GA2QKR] 1924
FAILURE CODE [GA2RKR] 1929
FAILURE CODE [GA60KZ] 1934
FAILURE CODE [GA60MC] 1939
FAILURE CODE [GA60N1] 1941
FAILURE CODE [GA61KZ] 1943
FAILURE CODE [GA61NS] 1945
FAILURE CODE [GA62KY] 1946
FAILURE CODE [GA62KZ] 1951
FAILURE CODE [GA62MA] 1955
FAILURE CODE [GA62MC] 1956
FAILURE CODE [GA63KY] 1957
FAILURE CODE [GA63KZ] 1962
FAILURE CODE [GA63MA] 1966
FAILURE CODE [GA63MC] 1967
FAILURE CODE [GA64KY] 1968
FAILURE CODE [GA64KZ] 1973
FAILURE CODE [GA64MA] 1977
FAILURE CODE [GA64MC] 1978
FAILURE CODE [GA70KB] 1979
FAILURE CODE [GA70MD] 1982
FAILURE CODE [GA70NS] 1984
FAILURE CODE [GA71KZ] 1985
FAILURE CODE [GA72MA] 1987
FAILURE CODE [GA72MC] 1989
FAILURE CODE [GA81KZ] 1991
FAILURE CODE [GAA0KB] 1994
FAILURE CODE [GAA2KB] 1996
FAILURE CODE [GAA6KP] 1998
FAILURE CODE [GAA6KY] 2000
FAILURE CODE [GACLKA] 2002
FAILURE CODE [GACLKB] 2004
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE) 2006
E-1 ENGINE DOES NOT START (ENGINE DOES NOT CRANK) 2006
E-2 MANUAL PREHEATING SYSTEM DOES NOT WORK 2012
E-3 AUTOMATIC PREHEATING SYSTEM DOES NOT WORK 2015
E-4 WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP 2017
E-5 WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR DISPLAYS NOTHING 2019
E-6 WHILE STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), ENGINE OIL LEVEL MONITOR LIGHTS UP IN YELLOW 2022
E-7 WHILE STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), RADIATOR COOLANT LEVEL MONITOR LIGHTS UP IN YELLOW 2023
E-8 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN WHITE WHILE ENGINE IS RUNNING 2024
E-9 HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN WHITE WHILE ENGINE IS RUNNING 2025
E-10 AIR CLEANER CLOGGING MONITOR LIGHTS UP IN YELLOW WHILE ENGINE IS RUNNING 2026
E-11 CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 2027
E-12 FUEL LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 2028
E-13 WATER SEPARATOR MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 2029
E-14 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 2030
E-15 ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 2031
E-16 HYBRID TEMPERATURE MONITOR LIGHTS UP IN RED RED ENGINE IS RUNNING 2032
E-17 HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 2034
E-18 FUEL GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM 2035
E-19 DISPLAY OF FUEL GAUGE DIFFERS FROM ACTUAL FUEL LEVEL 2037
E-20 ENGINE COOLANT TEMPERATURE GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM 2038
E-21 DISPLAY OF ENGINE COOLANT TEMPERATURE GAUGE DIFFERS FROM ACTUAL COOLANT TEMPERATURE 2039
E-22 HYDRAULIC OIL TEMPERATURE GAUGE DISPLAY DOES NOT MOVE FROM MINIMUM OR MAXIMUM 2040
E-23 DISPLAY OF HYDRAULIC OIL TEMPERATURE GAUGE DIFFERS FROM ACTUAL OIL TEMPERATURE 2042
E-24 HYBRID TEMPERATURE GAUGE DOES NOT MOVE FROM MINIMUM OR MAXIMUM 2043
E-25 HYBRID TEMPERATURE GAUGE INDICATES INCORRECT TEMPERATURE (INDICATES NEITHER MINIMUM NOR MAXIMUM) 2045
E-26 SOME AREAS OF MACHINE MONITOR SCREEN ARE NOT DISPLAYED 2047
E-27 FUNCTION SWITCH DOES NOT OPERATE 2048
E-28 AUTOMATIC WARM-UP SYSTEM DOES NOT WORK (IN COLD WEATHER) 2049
E-29 WHEN AUTO-DECELERATOR SWITCH IS OPERATED, AUTO-DECELERATOR MONITOR DOES NOT LIGHT UP OR DOES NOT GO OFF 2050
E-30 AUTO-DECELERATOR IS NOT OPERATED OR CANCELED WITH LEVER 2051
E-31 WHEN WORKING MODE SWITCH IS OPERATED, WORKING MODE SELECTION SCREEN IS NOT DISPLAYED 2052
E-32 WHEN WORKING MODE IS CHANGED, SETTING OF ENGINE AND HYDRAULIC PUMP IS NOT CHANGED 2053
E-33 WHEN TRAVEL SPEED SWITCH IS OPERATED, TRAVEL SPEED MONITOR DOES NOT CHANGE 2054
E-34 WHEN TRAVEL SPEED SELECTION IS CHANGED, ACTUAL TRAVEL SPEED DOES NOT CHANGE 2055
E-35 ALARM BUZZER CANNOT BE CANCELED 2057
E-36 SERVICE METER IS NOT DISPLAYED, WHILE STARTING SWITCH IS IN OFF POSITION 2058
E-37 SERVICE MODE CANNOT BE SELECTED 2059
E-38 ALL OF WORK EQUIPMENTS, SWING, AND TRAVEL MECHANISM DO NOT MOVE 2060
E-39 ALL OF WORK EQUIPMENT, SWING, AND TRAVEL MECHANISM DO NOT LOCK 2064
E-40 WHEN SWING BRAKE CANCEL SWITCH IS SET TO CANCEL POSITION, MACHINE CANNOT SWING 2067
E-41 WHEN SWING BRAKE CANCEL SWITCH IS SET TO NORMAL POSITION, SWING HOLDING BRAKE DOES NOT OPERATE 2070
E-42 ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT OPERATE PROPERLY, OR INDICATOR NOT DISPLAYED ON MONITOR 2072
E-43 ONE-TOUCH POWER MAXIMIZING FUNCTION IS NOT CANCELLED 2074
E-44 ALARM DOES NOT SOUND DURING TRAVEL 2075
E-45 ALARM DOES NOT STOP SOUNDING WHILE MACHINE IS STOPPED 2077
E-46 HORN DOES NOT SOUND 2078
E-47 HORN DOES NOT STOP SOUNDING 2081
E-48 WHEN WIPER SWITCH IS OPERATED, WIPER MONITOR DOES NOT LIGHT UP OR GO OFF 2083
E-49 WHEN WIPER SWITCH IS OPERATED, WINDSHIELD WIPER DOES NOT OPERATE 2084
E-50 WHEN WINDOW WASHER SWITCH IS OPERATED, WINDOW WASHER DOES NOT OPERATE 2086
E-51 BOOM RAISE INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2087
E-52 BOOM LOWER INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2088
E-53 ARM OUT INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2089
E-54 ARM IN INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2090
E-55 BUCKET DUMP INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2091
E-56 BUCKET CURL INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2092
E-57 SWING INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2093
E-58 TRAVEL INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2094
E-59 SERVICE INDICATOR IS NOT DISPLAYED PROPERLY WITH MONITORING FUNCTION 2095
E-60 ATTACHMENT HYDRAULIC CIRCUIT CANNOT BE CHANGED 2097
E-61 KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY 2098
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE) 2099
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE) 2099
SYSTEM CHART OF HYDRAULIC AND MECHANICAL SYSTEMS 2100
FAILURE MODE AND CAUSE TABLE 2102
H-1 ALL WORK EQUIPMENT, SWING AND TRAVEL DO NOT WORK 2114
H-2 ALL WORK EQUIPMENT, SWING AND TRAVEL LACK SPEED AND POWER 2115
H-3 FINE CONTROL PERFORMANCE OR RESPONSE IS POOR 2117
H-4 UNUSUAL NOISE IS HEARD FROM AROUND HYDRAULIC PUMP 2119
H-5 ENGINE SPEED DROPS LARGELY OR ENGINE STOPS 2120
H-6 SPEED OR POWER OF BOOM IS LOW 2122
H-7 ARM SPEED OR POWER IS LOW 2126
H-8 BUCKET SPEED OR POWER IS LOW 2131
H-9 WORK EQUIPMENT DOES NOT MOVE IN SINGLE OPERATION 2134
H-10 HYDRAULIC DRIFT OF BOOM IS LARGE 2135
H-11 HYDRAULIC DRIFT OF ARM IS LARGE 2137
H-12 HYDRAULIC DRIFT OF BUCKET IS LARGE 2139
H-13 WHEN SINGLE WORK EQUIPMENT IS RELIEVED HYDRAULICALLY, OTHER WORK EQUIPMENT MOVES 2140
H-14 TIME LAG OF WORK EQUIPMENT IS LARGE 2141
H-15 ONE-TOUCH POWER MAXIMIZING FUNCTION DOES NOT OPERATE 2143
H-16 ATTACHMENT CIRCUIT CANNOT BE CHANGED 2144
H-17 OIL FLOW IN ATTACHMENT CIRCUIT CANNOT BE CHANGED 2145
H-18 THE SET PRESSURE OF ATTACHMENT IS NOT OUTPUT 2146
H-19 IN COMBINED OPERATION OF WORK EQUIPMENT, EQUIPMENT HAVING HEAVIER LOAD MOVES SLOWER 2147
H-20 IN COMBINED OPERATION OF SWING AND TRAVEL, TRAVEL SPEED DROPS LARGELY 2148
H-21 IN COMBINED OPERATION OF SWING AND BOOM RAISE, BOOM RISING SPEED IS LOW 2149
H-22 MACHINE DOES NOT TRAVEL STRAIGHT 2150
H-23 MACHINE IS NOT STEERED WELL OR STEERING POWER IS LOW 2153
H-24 TRAVEL SPEED IS LOW 2156
H-25 ONE OF TRACKS DOES NOT RUN 2158
H-26 TRAVEL SPEED DOES NOT CHANGE, OR TRAVEL SPEED IS TOO SLOW OR FAST 2159
H-27 UPPER STRUCTURE DOES NOT SWING BOTH TO THE RIGHT AND LEFT 2160
H-28 SWINGS ONLY IN ONE DIRECTION 2161
H-29 SWING ACCELERATION OR SWING SPEED IS LOW IN BOTH DIRECTIONS (RIGHT AND LEFT) 2162
H-30 SWING ACCELERATION PERFORMANCE IS POOR OR SWING SPEED IS SLOW IN ONLY ONE DIRECTION 2163
H-31 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (BOTH RIGHT AND LEFT) 2164
H-32 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (ONLY ONE DIRECTION EITHER RIGHT OR LEFT) 2165
H-33 SHOCK IS LARGE WHEN UPPER STRUCTURE STOPS SWINGING 2166
H-34 LARGE UNUSUAL NOISE IS HEARD WHEN UPPER STRUCTURE STOPS SWINGING 2167
H-35 SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS APPLIED) 2168
H-36 SWING DRIFT ON A SLOPE IS LARGE (WHILE SWING PARKING BRAKE IS RELEASED) 2169
H-37 FAN SPEED IS ABNORMAL (TOO HIGH OR LOW, OR STATIONARY) 2170
H-38 UNUSUAL NOISE IS HEARD FROM AROUND FAN 2171
TROUBLESHOOTING OF ENGINE (S-MODE) 2172
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE) 2172
S-1 ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION 2173
S-2 ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT 2174
S-3 FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS BUT DOES NOT START) 2175
S-4 ENGINE STARTABILITY IS POOR 2177
S-5 ENGINE DOES NOT PICK UP SMOOTHLY 2179
S-6 ENGINE STOPS DURING OPERATION 2181
S-7 ENGINE RUNS ROUGH OR IS UNSTABLE 2183
S-8 ENGINE LACKS POWER 2184
S-9 EXHAUST SMOKE IS BLACK 2186
S-10 ENGINE OIL CONSUMPTION IS EXCESSIVE 2188
S-11 OIL BECOMES CONTAMINATED QUICKLY 2189
S-12 FUEL CONSUMPTION IS EXCESSIVE 2190
S-13 OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN) 2191
S-14 OIL PRESSURE DROPS 2192
S-15 FUEL MIXES INTO ENGINE OIL 2194
S-16 WATER MIXES INTO ENGINE OIL (MILKY) 2195
S-17 COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING) 2196
S-18 UNUSUAL NOISE IS HEARD 2198
S-19 VIBRATION IS EXCESSIVE 2199
S-20 AIR CANNOT BE BLED FROM FUEL CIRCUIT 2200
S-21 ACTIVE REGENERATION IS EXECUTED FREQUENTLY 2201
S-22 ACTIVE REGENERATION TAKES TIME 2202
S-23 WHITE SMOKE IS EXHAUSTED DURING ACTIVE REGENERATION 2203
S-24 AdBlue/DEF CONSUMPTION IS EXCESSIVE 2204
S-25 THERE IS UNUSUAL SMELL (IRRITATING ODOR) 2206
S-26 FOREIGN MATERIALS ENTER AdBlue/DEF (AdBlue/DEF INCREASES) 2207
TROUBLESHOOTING FOR HYBRID SYSTEMS (Y MODE) 2208
PRECAUTIONS FOR USING HYBRID SYSTEMS 2208
Y-1 HYBRID MONITOR DOES NOT GO OUT 2209
Y-2 UPPER STRUCTURE DOES NOT SWING BOTH TO THE RIGHT AND LEFT 2211
Y-3 UPPER STRUCTURE SWINGS ONLY TO THE RIGHT OR LEFT 2212
Y-4 SWING ACCELERATION PERFORMANCE IS POOR OR SWING SPEED IS LOW IN BOTH DIRECTIONS (RIGHT AND LEFT) 2213
Y-5 SWING ACCELERATION PERFORMANCE IS POOR OR SWING SPEED IS LOW IN ONLY ONE DIRECTION 2214
Y-6 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (BOTH RIGHT AND LEFT) 2215
Y-7 UPPER STRUCTURE OVERRUNS EXCESSIVELY WHEN IT STOPS SWINGING (EITHER RIGHT OR LEFT) 2216
Y-8 SHOCK IS LARGE WHEN UPPER STRUCTURE STOPS SWINGING 2217
Y-9 LARGE UNUSUAL NOISE IS HEARD WHEN UPPER STRUCTURE STOPS SWINGING 2218
Y-10 SWING DRIFT ON A SLOPE IS LARGE (WHILE PARKING BRAKE IS APPLIED) 2219
Y-11 SWING DRIFT ON A SLOPE IS LARGE (WHILE PARKING BRAKE IS RELEASED) 2220
Y-12 ELECTRIC SWING MOTOR TEMPERATURE INCREASES ABNORMALLY 2221
Y-13 MOTOR-GENERATOR TEMPERATURE INCREASES ABNORMALLY 2224
Y-14 INVERTER TEMPERATURE INCREASES ABNORMALLY 2226
Y-15 CAPACITOR TEMPERATURE INCREASES ABNORMALLY 2228
50 DISASSEMBLY AND ASSEMBLY 2231
CONTENTS 2232
ABBREVIATION LIST 2237
2242
HOW TO READ THIS MANUAL 2243
HOW TO READ THIS MANUAL 2245
COATING MATERIALS LIST 2247
SPECIAL TOOLS LIST 2251
ENGINE AND COOLING SYSTEM 2266
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY 2266
METHOD FOR REMOVING SUPPLY PUMP ASSEMBLY 2266
METHOD FOR INSTALLING SUPPLY PUMP ASSEMBLY 2270
REMOVE AND INSTALL INJECTOR ASSEMBLY 2274
METHOD FOR REMOVING INJECTOR ASSEMBLY 2274
METHOD FOR INSTALLING INJECTOR ASSEMBLY 2277
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY 2283
METHOD FOR REMOVING CYLINDER HEAD ASSEMBLY 2283
METHOD FOR INSTALLING CYLINDER HEAD ASSEMBLY 2293
REMOVE AND INSTALL EGR VALVE ASSEMBLY 2310
METHOD FOR REMOVING EGR VALVE ASSEMBLY 2310
METHOD FOR INSTALLING EGR VALVE ASSEMBLY 2311
REMOVE AND INSTALL EGR COOLER ASSEMBLY 2313
METHOD FOR REMOVING EGR COOLER ASSEMBLY 2313
METHOD FOR INSTALLING EGR COOLER ASSEMBLY 2316
REMOVE AND INSTALL STARTER ASSEMBLY 2319
METHOD FOR REMOVING STARTER ASSEMBLY 2319
METHOD FOR INSTALLING STARTER ASSEMBLY 2322
REMOVE AND INSTALL ALTERNATOR BELT 2325
METHOD FOR REMOVING ALTERNATOR BELT 2325
METHOD FOR INSTALLING ALTERNATOR BELT 2327
REMOVE AND INSTALL RADIATOR ASSEMBLY 2329
METHOD FOR REMOVING RADIATOR ASSEMBLY 2329
METHOD FOR INSTALLING RADIATOR ASSEMBLY 2333
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY 2337
METHOD FOR REMOVING HYDRAULIC OIL COOLER ASSEMBLY 2337
METHOD FOR INSTALLING HYDRAULIC OIL COOLER ASSEMBLY 2340
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY 2343
METHOD FOR REMOVING AFTERCOOLER ASSEMBLY 2343
METHOD FOR INSTALLING AFTERCOOLER ASSEMBLY 2346
REMOVE AND INSTALL FAN CLUTCH ASSEMBLY 2350
METHOD FOR REMOVING FAN CLUTCH ASSEMBLY 2350
METHOD FOR INSTALLING FAN CLUTCH ASSEMBLY 2351
REMOVE AND INSTALL FAN 2354
METHOD FOR INSTALLING FAN 2354
METHOD FOR REMOVING FAN 2354
REMOVE AND INSTALL ENGINE, MOTOR-GENERATOR, AND MAIN PUMP ASSEMBLY 2355
METHOD FOR REMOVING ENGINE, MOTOR-GENERATOR, AND MAIN PUMP ASSEMBLY 2355
METHOD FOR INSTALLING ENGINE, MOTOR-GENERATOR, AND MAIN PUMP ASSEMBLY 2376
REMOVE AND INSTALL ENGINE FRONT OIL SEAL 2399
METHOD FOR REMOVING ENGINE FRONT OIL SEAL 2399
METHOD FOR INSTALLING ENGINE FRONT OIL SEAL 2402
REMOVE AND INSTALL ENGINE REAR OIL SEAL 2406
METHOD FOR REMOVING ENGINE REAR OIL SEAL 2406
METHOD FOR INSTALLING ENGINE REAR OIL SEAL 2407
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY 2411
METHOD FOR REMOVING ENGINE HOOD ASSEMBLY 2411
METHOD FOR INSTALLING ENGINE HOOD ASSEMBLY 2413
REMOVE AND INSTALL KDOC ASSEMBLY 2416
METHOD FOR REMOVING KDOC ASSEMBLY 2416
METHOD FOR INSTALLING KDOC ASSEMBLY 2418
REMOVE AND INSTALL KDOC AND SCR ASSEMBLY 2421
METHOD FOR REMOVING KDOC AND SCR ASSEMBLY 2422
METHOD FOR INSTALLING KDOC AND SCR ASSEMBLY 2427
REMOVE AND INSTALL BELLOWS PIPE ASSEMBLY 2432
METHOD FOR REMOVING BELLOWS PIPE ASSEMBLY 2432
METHOD FOR INSTALLING BELLOWS PIPE ASSEMBLY 2435
REMOVE AND INSTALL FUEL TANK ASSEMBLY 2440
METHOD FOR REMOVING FUEL TANK ASSEMBLY 2440
METHOD FOR INSTALLING FUEL TANK ASSEMBLY 2444
REMOVE AND INSTALL AdBlue/DEF TANK ASSEMBLY 2448
METHOD FOR REMOVING AdBlue/DEF TANK ASSEMBLY 2449
METHOD FOR INSTALLING AdBlue/DEF TANK ASSEMBLY 2455
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY 2460
METHOD FOR REMOVING AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY 2460
METHOD FOR INSTALLING AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY 2461
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR 2463
METHOD FOR REMOVING AdBlue/DEF TANK SENSOR 2463
METHOD FOR INSTALLING AdBlue/DEF TANK SENSOR 2464
REMOVE AND INSTALL AdBlue/DEF TANK STRAINER 2467
METHOD FOR REMOVING AdBlue/DEF TANK STRAINER 2467
METHOD FOR INSTALLING AdBlue/DEF TANK STRAINER 2467
REMOVE AND INSTALL SCR ASSEMBLY 2468
METHOD FOR REMOVING SCR ASSEMBLY 2468
METHOD FOR INSTALLING SCR ASSEMBLY 2470
REMOVE AND INSTALL KCCV ASSEMBLY 2474
METHOD FOR REMOVING KCCV ASSEMBLY 2474
METHOD FOR INSTALLING KCCV ASSEMBLY 2475
REMOVE AND INSTALL AdBlue/DEF MIXING TUBE 2478
METHOD FOR REMOVING AdBlue/DEF MIXING TUBE 2478
METHOD FOR INSTALLING AdBlue/DEF MIXING TUBE 2484
REMOVE AND INSTALL AdBlue/DEF INJECTOR 2491
METHOD FOR REMOVING AdBlue/DEF INJECTOR 2491
METHOD FOR INSTALLING AdBlue/DEF INJECTOR 2495
REMOVE AND INSTALL AdBlue/DEF PUMP 2499
METHOD FOR REMOVING AdBlue/DEF PUMP 2499
METHOD FOR INSTALLING AdBlue/DEF PUMP 2502
REMOVE AND INSTALL AdBlue/DEF HOSE 2505
METHOD FOR REMOVING AdBlue/DEF HOSE 2506
METHOD FOR INSTALLING AdBlue/DEF HOSE 2520
REMOVE AND INSTALL AIR CLEANER ASSEMBLY 2532
METHOD FOR REMOVING AIR CLEANER ASSEMBLY 2532
METHOD FOR INSTALLING AIR CLEANER ASSEMBLY 2535
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY 2539
METHOD FOR REMOVING AIR CONDITIONER COMPRESSOR ASSEMBLY 2539
METHOD FOR INSTALLING AIR CONDITIONER COMPRESSOR ASSEMBLY 2541
REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY 2544
METHOD FOR REMOVING AIR CONDITIONER CONDENSER ASSEMBLY 2544
METHOD FOR INSTALLING AIR CONDITIONER CONDENSER ASSEMBLY 2545
HYBRID SYSTEM 2548
REMOVE AND INSTALL HYBRID RADIATOR ASSEMBLY 2548
METHOD FOR REMOVING HYBRID RADIATOR ASSEMBLY 2548
METHOD FOR INSTALLING HYBRID RADIATOR ASSEMBLY 2551
REMOVE AND INSTALL HYBRID WATER PUMP ASSEMBLY 2556
METHOD FOR REMOVING HYBRID WATER PUMP ASSEMBLY 2556
METHOD FOR INSTALLING HYBRID WATER PUMP ASSEMBLY 2560
REMOVE AND INSTALL INVERTER ASSEMBLY 2564
METHOD FOR REMOVING INVERTER ASSEMBLY 2564
METHOD FOR INSTALLING INVERTER ASSEMBLY 2568
REMOVE AND INSTALL INVERTER AND CAPACITOR ASSEMBLY 2575
METHOD FOR REMOVING INVERTER AND CAPACITOR ASSEMBLY 2575
METHOD FOR INSTALLING INVERTER AND CAPACITOR ASSEMBLY 2584
REMOVE AND INSTALL MOTOR-GENERATOR AND HOUSING ASSEMBLY 2595
METHOD FOR REMOVING MOTOR-GENERATOR AND HOUSING ASSEMBLY 2595
METHOD FOR INSTALLING MOTOR-GENERATOR AND HOUSING ASSEMBLY 2603
REMOVE AND INSTALL TANDEM PUNP ASSEMBLY 2614
METHOD FOR REMOVING TANDEM PUNP ASSEMBLY 2614
METHOD FOR REMOVING TANDEM PUNP ASSEMBLY 2615
REMOVE AND INSTALL ELECTRIC SWING MOTOR 2617
METHOD FOR REMOVING ELECTRIC SWING MOTOR 2617
METHOD FOR INSTALLING ELECTRIC SWING MOTOR 2621
POWER TRAIN 2627
REMOVE AND INSTALL TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY 2627
METHOD FOR REMOVING TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY 2627
METHOD FOR INSTALLING TRAVEL MOTOR AND FINAL DRIVE ASSEMBLY 2628
DISASSEMBLE AND ASSEMBLE FINAL DRIVE ASSEMBLY 2630
METHOD FOR DISASSEMBLING FINAL DRIVE ASSEMBLY 2630
METHOD FOR ASSEMBLING FINAL DRIVE ASSEMBLY 2634
REMOVE AND INSTALL ELECTRIC SWING MOTOR AND SWING MACHINERY ASSEMBLY 2643
METHOD FOR REMOVING ELECTRIC SWING MOTOR AND SWING MACHINERY ASSEMBLY 2643
METHOD FOR INSTALLING ELECTRIC SWING MOTOR AND SWING MACHINERY ASSEMBLY 2649
DISASSEMBLE AND ASSEMBLE SWING MACHINERY ASSEMBLY 2655
METHOD FOR DISASSEMBLING SWING MACHINERY ASSEMBLY 2656
METHOD FOR ASSEMBLING SWING MACHINERY ASSEMBLY 2664
REMOVE AND INSTALL SWING CIRCLE ASSEMBLY 2675
METHOD FOR REMOVING SWING CIRCLE ASSEMBLY 2675
METHOD FOR INSTALLING SWING CIRCLE ASSEMBLY 2675
UNDERCARRIAGE AND FRAME 2677
SEPARATION AND CONNECTION OF TRACK ASSEMBLY 2677
METHOD FOR SEPARATING TRACK ASSEMBLY 2677
METHOD FOR INSTALLING TRACK ASSEMBLY 2679
REMOVE AND INSTALL SPROCKET 2682
METHOD FOR REMOVING SPROCKET 2682
METHOD FOR INSTALLING SPROCKET 2682
REMOVE AND INSTALL IDLER AND IDLER CUSHION ASSEMBLY 2684
METHOD FOR REMOVING IDLER AND IDLER CUSHION ASSEMBLY 2684
METHOD FOR INSTALLING IDLER AND IDLER CUSHION ASSEMBLY 2685
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY 2686
METHOD FOR DISASSEMBLING IDLER ASSEMBLY 2686
METHOD FOR ASSEMBLING IDLER ASSEMBLY 2687
DISASSEMBLE AND ASSEMBLE OF IDLER CUSHION ASSEMBLY 2691
METHOD FOR DISASSEMBLING IDLER CUSHION ASSEMBLY 2691
METHOD FOR ASSEMBLING IDLER CUSHION ASSEMBLY 2692
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY 2694
METHOD FOR DISASSEMBLING TRACK ROLLER ASSEMBLY 2694
METHOD FOR ASSEMBLING TRACK ROLLER ASSEMBLY 2695
DISASSEMBLEAND ASSEMBLE CARRIER ROLLER ASSEMBLY 2697
METHOD FOR DISASSEMBLING CARRIER ROLLER ASSEMBLY 2697
METHOD FOR ASSEMBLING CARRIER ROLLER ASSEMBLY 2699
REMOVE AND INSTALL REVOLVING FRAME ASSEMBLY 2701
METHOD FOR REMOVING REVOLVING FRAME ASSEMBLY 2701
METHOD FOR INSTALLING REVOLVING FRAME ASSEMBLY 2703
REMOVE AND INSTALL COUNTERWEIGHT ASSEMBLY 2705
METHOD FOR REMOVING COUNTERWEIGHT ASSEMBLY 2705
METHOD FOR INSTALLING COUNTERWEIGHT ASSEMBLY 2706
HYDRAULIC SYSTEM 2709
REMOVE AND INSTALL CENTER SWIVEL JOINT ASSEMBLY 2709
METHOD FOR REMOVING CENTER SWIVEL JOINT ASSEMBLY 2709
METHOD FOR INSTALLING CENTER SWIVEL JOINT ASSEMBLY 2711
DISASSEMBLE AND ASSEMBLE CENTER SWIVEL JOINT ASSEMBLY 2714
METHOD FOR DISASSEMBLING CENTER SWIVEL JOINT ASSEMBLY 2714
METHOD FOR ASSEMBLING CENTER SWIVEL JOINT ASSEMBLY 2715
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY 2717
METHOD FOR REMOVING HYDRAULIC TANK ASSEMBLY 2717
METHOD FOR INSTALLING HYDRAULIC TANK ASSEMBLY 2719
REMOVE AND INSTALL MAIN PUMP ASSEMBLY 2722
METHOD FOR REMOVING MAIN PUMP ASSEMBLY 2722
METHOD FOR INSTALLING MAIN PUMP ASSEMBLY 2729
REMOVE AND INSTALL CONTROL VALVE ASSEMBLY 2735
METHOD FOR REMOVING CONTROL VALVE ASSEMBLY 2735
METHOD FOR INSTALLING CONTROL VALVE ASSEMBLY 2746
DISASSEMBLE AND ASSEMBLE CONTROL VALVE ASSEMBLY 2758
METHOD FOR REPLACING PRESSURE COMPENSATION VALVE SEAL RING 2758
METHOD FOR ASSEMBLING CONTROL VALVE ASSEMBLY 2759
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT PPC VALVE ASSEMBLY 2764
METHOD FOR DISASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY 2764
METHOD FOR ASSEMBLING WORK EQUIPMENT PPC VALVE ASSEMBLY 2765
DISASSEMBLE AND ASSEMBLE TRAVEL PPC VALVE ASSEMBLY 2767
METHOD FOR DISASSEMBLING TRAVEL PPC VALVE ASSEMBLY 2767
METHOD FOR ASSEMBLING TRAVEL PPC VALVE ASSEMBLY 2768
WORK EQUIPMENT 2770
REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY 2770
METHOD FOR REMOVING WORK EQUIPMENT ASSEMBLY 2770
METHOD FOR INSTALLING WORK EQUIPMENT ASSEMBLY 2774
REMOVE AND INSTALL ANTI-DROP VALVE ASSEMBLY FOR BOOM 2779
METHOD FOR REMOVING ANTI-DROP VALVE ASSEMBLY FOR BOOM 2779
METHOD FOR INSTALLING ANTI-DROP VALVE ASSEMBLY FOR BOOM 2781
REMOVE AND INSTALL ANTI-DROP VALVE ASSEMBLY FOR ARM 2782
METHOD FOR REMOVING ANTI-DROP VALVE ASSEMBLY FOR ARM 2782
METHOD FOR INSTALLING ANTI-DROP VALVE ASSEMBLY FOR ARM 2784
DISASSEMBLE AND ASSEMBLE ANTI-DROP VALVE ASSEMBLY 2785
METHOD FOR DISASSEMBLING ANTI-DROP VALVE ASSEMBLY 2785
METHOD FOR ASSEMBLING ANTI-DROP VALVE ASSEMBLY 2785
DISASSEMBLE AND ASSEMBLE WORK EQUIPMENT CYLINDER ASSEMBLY 2786
METHOD FOR DISASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY 2786
METHOD FOR ASSEMBLING WORK EQUIPMENT CYLINDER ASSEMBLY 2789
CAB AND ITS ATTACHMENTS 2795
REMOVE AND INSTALL OPERATOR’S CAB ASSEMBLY 2795
METHOD FOR REMOVING OPERATOR CAB ASSEMBLY 2795
METHOD FOR INSTALLING OPERATOR CAB ASSEMBLY 2803
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS) 2811
METHOD FOR REMOVING OPERATOR CAB GLASS (ADHERED GLASS) 2813
METHOD FOR INSTALLING OPERATOR CAB GLASS (ADHERED GLASS) 2813
REMOVE AND INSTALL FRONT WINDOW ASSEMBLY 2824
METHOD FOR REMOVING FRONT WINDOW ASSEMBLY 2824
METHOD FOR INSTALLING FRONT WINDOW ASSEMBLY 2827
REMOVE AND INSTALL FLOOR FRAME ASSEMBLY 2833
METHOD FOR REMOVING FLOOR FRAME ASSEMBLY 2833
METHOD FOR INSTALLING FLOOR FRAME ASSEMBLY 2837
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY 2842
METHOD FOR REMOVING AIR CONDITIONER UNIT ASSEMBLY 2842
METHOD FOR INSTALLING AIR CONDITIONER UNIT ASSEMBLY 2847
REMOVE AND INSTALL OPERATOR’S SEAT 2853
METHOD FOR REMOVING OPERATOR’S SEAT 2853
METHOD FOR INSTALLING OPERATOR’S SEAT 2855
REMOVE AND INSTALL SEAT BELT 2858
METHOD FOR REMOVING SEAT BELT 2858
METHOD FOR INSTALLING SEAT BELT 2858
REMOVE AND INSTALL FRONT WIPER ASSEMBLY 2860
METHOD FOR REMOVING FRONT WIPER ASSEMBLY 2860
METHOD FOR INSTALLING FRONT WIPER ASSEMBLY 2865
ELECTRICAL SYSTEM 2874
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY 2874
METHOD FOR REMOVING ENGINE CONTROLLER ASSEMBLY 2874
METHOD FOR INSTALLING ENGINE CONTROLLER ASSEMBLY 2876
REMOVE AND INSTALL PUMP CONTROLLER ASSEMBLY 2879
METHOD FOR REMOVING PUMP CONTROLLER ASSEMBLY 2879
METHOD FOR INSTALLING PUMP CONTROLLER ASSEMBLY 2882
REMOVE AND INSTALL KomVision CONTROLLER ASSEMBLY 2885
METHOD FOR REMOVING KomVision CONTROLLER ASSEMBLY 2885
METHOD FOR INSTALLING KomVision CONTROLLER 2886
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY 2887
METHOD FOR REMOVING MACHINE MONITOR ASSEMBLY 2887
METHOD FOR INSTALLING MACHINE MONITOR ASSEMBLY 2889
REMOVE AND INSTALL PUMP SWASH PLATE SENSOR 2893
METHOD FOR REMOVING PUMP SWASH PLATE SENSOR 2893
METHOD FOR INSTALLING PUMP SWASH PLATE SENSOR 2894
REMOVE AND INSTALL MASS AIR FLOW AND TEMPERATURE SENSOR 2897
METHOD FOR REMOVING MASS AIR FLOW AND TEMPERATURE SENSOR 2897
METHOD FOR INSTALLING MASS AIR FLOW AND TEMPERATURE SENSOR 2899
REMOVE AND INSTALL KCCV CRANKCASE PRESSURE SENSOR 2902
METHOD FOR REMOVING KCCV CRANKCASE PRESSURE SENSOR 2902
METHOD FOR INSTALLING KCCV CRANKCASE PRESSURE SENSOR 2903
REMOVE AND INSTALL SCR TEMPERATURE SENSOR 2905
METHOD FOR REMOVING SCR TEMPERATURE SENSOR 2905
METHOD FOR INSTALLING SCR TEMPERATURE SENSOR 2906
REMOVE AND INSTALL KomVision CAMERA 2908
METHOD FOR REMOVING KomVision CAMERA 2908
METHOD FOR INSTALLING KomVision CAMERA 2909
REMOVE AND INSTALL KOMTRAX TERMINAL ASSEMBLY 2911
METHOD FOR REMOVING KOMTRAX TERMINAL ASSEMBLY 2911
METHOD FOR INSTALLING KOMTRAX TERMINAL ASSEMBLY 2912
60 MAINTENANCE STANDARD 2915
CONTENTS 2916
ABBREVIATION LIST 2917
ENGINE AND COOLING SYSTEM 2923
MAINTENANCE STANDARD OF ENGINE MOUNT 2923
MAINTENANCE STANDARD OF COOLING SYSTEM 2924
POWER TRAIN 2926
MAINTENANCE STANDARD OF SWING CIRCLE 2926
MAINTENANCE STANDARD OF SWING MACHINERY WITH SWING PARKING BRAKE 2927
MAINTENANCE STANDARD OF FINAL DRIVE 2929
MAINTENANCE STANDARD OF SPROCKET 2931
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING 2932
UNDERCARRIAGE AND FRAME 2934
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION 2934
MAINTENANCE STANDARD OF IDLER 2935
MAINTENANCE STANDARD OF TRACK ROLLER 2937
MAINTENANCE STANDARD OF CARRIER ROLLER 2938
MAINTENANCE STANDARD OF TRACK SHOE 2939
MAINTENANCE STANDARD OF TRIPLE SHOE 2942
MAINTENANCE STANDARD OF SWAMP SHOE 2943
MAINTENANCE STANDARD OF ROAD LINER 2944
HYDRAULIC SYSTEM 2945
MAINTENANCE STANDARD OF HYDRAULIC TANK 2945
MAINTENANCE STANDARD OF MAIN PUMP 2946
MAINTENANCE STANDARD OF LS-EPC VALVE 2947
MAINTENANCE STANDARD OF PC-EPC VALVE 2948
MAINTENANCE STANDARD OF TRAVEL MOTOR 2949
MAINTENANCE STANDARD OF CONTROL VALVE 2952
MAINTENANCE STANDARD OF ANTI-DROP VALVE FOR BOOM 2962
MAINTENANCE STANDARD OF ANTI-DROP VALVE FOR ARM 2964
MAINTENANCE STANDARD OF WORK EQUIPMENT AND SWING PPC VALVE 2966
MAINTENANCE STANDARD OF TRAVEL PPC VALVE 2969
MAINTENANCE STANDARD OF 1ST-LINE ATTACHMENT PPC VALVE (WITH EPC VALVE) 2971
MAINTENANCE STANDARD OF EPC VALVE OF 1ST-LINE ATTACHMENT PPC VALVE 2972
MAINTENANCE STANDARD OF 2ND-LINE ATTACHMENT PPC VALVE 2974
MAINTENANCE STANDARD OF SOLENOID VALVE 2976
MAINTENANCE STANDARD OF BUCKET DUMP OPARATION LOCK SOLENOID VALVE 2977
MAINTENANCE STANDARD OF ATTACHMENT CIRCUIT SELECTOR VALVE (FOR HIGH PRESSURE) 2978
MAINTENANCE STANDARD OF ATTACHMENT CIRCUIT SELECTOR VALVE (FOR LOW PRESSURE) 2979
MAINTENANCE STANDARD OF CENTER SWIVEL JOINT 2980
WORK EQUIPMENT 2981
MAINTENANCE STANDARD OF WORK EQUIPMENT LINKAGE 2981
DIMENSION OF ARM 2986
DIMENSIONS OF BUCKET 2988
MAINTENANCE STANDARD OF BOOM CYLINDER (LARGE DIAMETER PISTON) 2990
MAINTENANCE STANDARD OF ARM CYLINDER 2991
MAINTENANCE STANDARD OF BUCKET CYLINDER 2992
80 APPENDIX 2993
CONTENTS 2994
ABBREVIATION LIST 2996
AIR CONDITIONER SYSTEM 3002
PRECAUTIONS FOR REFRIGERANT 3002
AIR CONDITIONER COMPONENT 3003
SPECIFICATIONS OF AIR CONDITIONER 3005
CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE 3006
OUTLINE OF REFRIGERATION CYCLE 3007
COMPONENT PARTS OF AIR CONDITIONER SYSTEM 3009
AIR CONDITIONER UNIT 3009
CONFIGURATION DIAGRAM OF AIR CONDITIONER UNIT 3009
FUNCTION OF AIR CONDITIONER UNIT 3011
COMPONENT PARTS OF AIR CONDITIONER UNIT 3013
FUNCTION OF EVAPORATOR AS AIR CONDITIONER UNIT COMPONENT 3014
FUNCTION OF HEATER CORE AS AIR CONDITIONER UNIT COMPONENT 3014
FUNCTION OF EVAPORATOR TEMPERATURE SENSOR AS AIR CONDITIONER UNIT COMPONENT 3014
FUNCTION OF SERVO MOTOR AS AIR CONDITIONER UNIT COMPONENT 3014
STRUCTURE OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT 3015
FUNCTION OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT 3015
OPERATE EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT 3015
FUNCTION OF DUAL PRESSURE SWITCH 3016
AIR CONDITIONER CONTROLLER 3017
STRUCTURE OF AIR CONDITIONER CONTROLLER 3017
COMPRESSOR 3018
STRUCTURE OF COMPRESSOR 3018
SPECIFICATIONS OF COMPRESSOR 3018
FUNCTION OF COMPRESSOR 3018
CONDENSER 3019
STRUCTURE OF CONDENSER 3019
SPECIFICATIONS OF CONDENSER 3019
FUNCTION OF CONDENSER 3019
SENSORS FOR AIR CONDITIONER SYSTEM 3021
STRUCTURE OF SUNLIGHT SENSOR 3021
FUNCTION OF SUNLIGHT SENSOR 3021
STRUCTURE OF AMBIENT TEMPERATURE SENSOR 3021
FUNCTION OF AMBIENT TEMPERATURE SENSOR 3021
EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF AIR CONDITIONER 3023
CIRCUIT DIAGRAM AND ARRANGEMENT OF CONNECTOR PINS FOR AIR CONDITIONER 3025
AIR CONDITIONER SYSTEM DIAGRAM 3027
INPUT AND OUTPUT SIGNALS OF AIR CONDITIONER CONTROLLER 3028
FUNCTION OF AIR CONDITIONER CONTROLLER 3029
INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS 3030
TESTING AIR LEAKAGE (DUCT) 3034
METHOD FOR TESTING AIR LEAKAGE (DUCT) 3034
TESTING AIR CONDITIONER USING SELF-DIAGNOSIS FUNCTION 3036
HOW TO OPEN THE ELECTRICAL SYSTEM ABNORMALITY RECORD SCREEN IN SERVICE MODE OF THE MACHINE MONITOR 3037
TEST VENT (MODE) CHANGEOVER 3038
METHOD FOR TESTING VENT (MODE) CHANGEOVER 3038
TESTING FRESH/RECIRC AIR CHANGEOVER 3040
METHOD FOR TESTING FRESH/RECIRC AIR CHANGEOVER 3040
TEST SUNLIGHT SENSOR 3041
METHOD FOR TESTING SUNLIGHT SENSOR 3041
TEST (DUAL) PRESSURE SWITCH FOR REFRIGERANT 3042
METHOD FOR TESTING (DUAL) PRESSURE SWITCH FOR REFRIGERANT 3042
TEST RELAYS 3044
METHOD FOR TESTING RELAYS 3044
AIR CONDITIONER TROUBLESHOOTING CHART 1 3045
AIR CONDITIONER TROUBLESHOOTING CHART 2 3047
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 3050
FAILURE CODE [879AKA] 3052
FAILURE CODE [879AKB] 3053
FAILURE CODE [879BKA] 3054
FAILURE CODE [879BKB] 3056
FAILURE CODE [879CKA] 3058
FAILURE CODE [879CKB] 3059
FAILURE CODE [879DKZ] 3060
FAILURE CODE [879EMC] 3062
FAILURE CODE [879FMC] 3063
FAILURE CODE [879GKX] 3064
A-1 TROUBLESHOOTING FOR POWER SUPPLY SYSTEM (AIR CONDITIONER DOES NOT OPERATE) 3066
A-2 TROUBLESHOOTING FOR COMPRESSOR AND REFRIGERANT SYSTEM (AIR IS NOT COOLED) 3068
A-3 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL) 3071
A-4 TROUBLESHOOTING FOR FRESH/RECIRC AIR CHANGEOVER 3073
TROUBLESHOOTING USING GAUGE PRESSURE 3075
CONNECTION OF SERVICE TOOL 3078
METHOD FOR CONNECTING SERVICE TOOL 3078
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS 3080
HANDLE COMPRESSOR OIL 3082
METHOD FOR REPLACING DESICCANT 3084
90 CIRCUIT DIAGRAMS 3087
CONTENTS 3088
ABBREVIATION LIST 3089
HYDRAULIC CIRCUIT DIAGRAM 3095
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM 3095
HYDRAULIC CIRCUIT DIAGRAM (1/2) 3099
HYDRAULIC CIRCUIT DIAGRAM (2/2) 3101
ELECTRICAL CIRCUIT DIAGRAM 3103
SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM 3103
ELECTRICAL CIRCUIT DIAGRAM (1/11) 3107
ELECTRICAL CIRCUIT DIAGRAM (2/11) 3109
ELECTRICAL CIRCUIT DIAGRAM (3/11) 3111
ELECTRICAL CIRCUIT DIAGRAM (4/11) 3113
ELECTRICAL CIRCUIT DIAGRAM (5/11) 3115
ELECTRICAL CIRCUIT DIAGRAM (6/11) 3117
ELECTRICAL CIRCUIT DIAGRAM (7/11) 3119
ELECTRICAL CIRCUIT DIAGRAM (8/11) 3121
ELECTRICAL CIRCUIT DIAGRAM (9/11) 3123
ELECTRICAL CIRCUIT DIAGRAM (10/11) 3125
ELECTRICAL CIRCUIT DIAGRAM (11/11) 3127
INDEX 3129

DESCRIPTION:

Komatsu HB215LC-3 Hydraulic Excavator Shop Manual UENBM00461 – PDF DOWNLOAD 

S.V 31/12/24