Komatsu BULLDOZER D51EX -24E0 D51PX-24E0 Shop Manual SEN06886-05 – PDF

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Komatsu BULLDOZER D51EX -24E0 D51PX-24E0 Shop Manual SEN06886-05 – PDF DOWNLOAD

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Komatsu BULLDOZER D51EX -24E0 D51PX-24E0 Shop Manual SEN06886-05 – PDF DOWNLOAD

Language : English
Pages :2780
Downloadable : Yes
File Type : PDF

DESCRIPTION:

Komatsu BULLDOZER D51EX -24E0 D51PX-24E0 Shop Manual SEN06886-05 – PDF DOWNLOAD

SERIAL NUMBERS D51EX-20001
D51PX-20001 and up

FOREWORD, SAFETY, BASIC INFORMATION
HOW TO READ THE SHOP MANUAL
• Some of the attachments and options described in this shop manual may not be available in some areas. If
they are required, consult your Komatsu distributor.
• The materials and specifications are subject to change without notice.
• Shop Manuals are available for “machine part” and “engine part”. For the engine unit, see the shop manual
for the machine which has the same engine model.
• Actual machine may differ from the images which are contained in this manual. A typical model is shown in
the illustrations of this shop manual.
Composition of the shop manual
This shop manual contains technical information necessary to perform services in workshops. It is divided into
the following chapters for the ease of use.
00 INDEX AND FOREWORD
This section describes the index, foreword, safety, and basic information.
01 SPECIFICATIONS
This section describes the specifications of the machine.
10 STRUCTURE AND FUNCTION
This section describes the structure and operation of each component with respect to each system. “STRUCTURE
AND FUNCTION” is helpful in not only understanding the structure of each component but performing
troubleshooting.
20 STANDARD VALUE TABLE
This section describes the standard values for new machine and failure criteria for testing and adjusting, and
troubleshooting. Use the standard values table to check the standard values for testing and adjusting, and judge
troubles in troubleshooting.
30 TESTING AND ADJUSTING
This section describes the measuring tools and measuring methods for testing and adjusting as well as the adjusting
method of each part. The standard values and repair limit for TESTING AND ADJUSTING are described
in “STANDARD VALUE TABLE”.
40 TROUBLESHOOTING
This section describes troubleshooting of failure part and its remedy method on the occurrence of the failure.
Descriptions of troubleshooting are sorted by failure mode.
50 DISASSEMBLY AND ASSEMBLY
This section describes the special tools, work procedures, and safety precautions necessary for removal, installation,
disassembly, and assembly of the components and parts. In addition, tightening torques, quantity, and
weight of the coating materials, lubricants, and coolant necessary to these works are shown.
60 MAINTENANCE STANDARD
This section describes the maintenance standard value of each component. The maintenance standard shows
the criteria and remedies for disassembly and assembly.
80 THE OTHER INFORMATION
This section describes the structure and function, testing and adjusting, and troubleshooting for all of the other
components or equipment which cannot be separately classified in the appendix.
90 Circuit diagrams
This section describes hydraulic circuit diagrams and electrical circuit diagrams.

TABLE OF CONTENTS:

Komatsu BULLDOZER D51EX -24E0 D51PX-24E0 Shop Manual SEN06886-05 – PDF DOWNLOAD

SERIAL NUMBERS D51EX-20001
D51PX-20001 and up

COVER 1
00 INDEX AND FOREWORD 3
INDEX 4
FOREWORD, SAFETY, BASIC INFORMATION 21
HOW TO READ THE SHOP MANUAL 21
SAFETY NOTICE FOR OPERATION 23
PRECAUTIONS TO PREVENT FIRE 31
ACTIONS IF FIRE OCCURS 33
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS 34
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS 35
PRECAUTIONS FOR DEF 36
GENERAL CHARACTER AND PRECAUTIONS FOR HANDLING 36
PRECAUTIONS FOR ADDING 36
PRECAUTIONS FOR STORING 36
PRECAUTIONS FOR FIRE HAZARD AND LEAKAGE 36
THE OTHER PRECAUTIONS 36
STORE AdBlue/DEF 37
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT 38
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS 41
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT 48
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT 50
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT 51
PRACTICAL USE OF KOMTRAX 52
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER 53
METHOD FOR DISCONNECTING AND CONNECTING TYPE 1 PUSH-PULL TYPE COUPLER 53
METHOD FOR DISCONNECTING AND CONNECTING TYPE 2 PUSH-PULL TYPE COUPLER 54
METHOD FOR DISCONNECTING AND CONNECTING TYPE 3 PUSH-PULL TYPE COUPLER 55
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS 57
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR 61
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR 62
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL 64
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH 65
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE 67
HOW TO READ ELECTRICAL WIRE CODE 68
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD 72
STANDARD TIGHTENING TORQUE TABLE 75
CONVERSION TABLE 82
ABBREVIATION LIST 87
01 SPECIFICATIONS 91
CONTENTS 92
SPECIFICATIONS 93
SPECIFICATION DRAWING 93
SPECIFICATION DRAWING: D51EX-24E0 93
SPECIFICATION DRAWING: D51PX-24E0 95
SPECIFICATIONS 97
SPECIFICATIONS: D51EX-24E0 97
SPECIFICATIONS: D51PX-24E0 102
WEIGHT TABLE 107
WEIGHT TABLE: D51EX-24E0 107
WEIGHT TABLE: D51PX-24E0 109
FUEL, COOLANT, LUBRICANT 111
METHOD FOR USING FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE 111
10 STRUCTURE AND FUNCTION 113
CONTENTS 114
UREA SCR SYSTEM 117
LAYOUT DRAWING OF UREA SCR SYSTEM 117
UREA SCR SYSTEM DIAGRAM (DIVIDED TYPE) 119
FUNCTION OF UREA SCR SYSTEM 120
FUNCTION OF AdBlue/DEF SUPPLY SYSTEM 120
INDUCEMENT STRATEGY 123
COMPONENT PARTS OF UREA SCR SYSTEM 129
SCR ASSEMBLY 130
AdBlue/DEF TANK 132
AdBlue/DEF PUMP 134
AdBlue/DEF INJECTOR 135
AdBlue/DEF HOSE 136
AdBlue/DEF TANK HEATING VALVE 137
BOOT-UP SYSTEM 138
LAYOUT DRAWING OF BOOT-UP SYSTEM 138
SYSTEM OPERATING LAMP SYSTEM 139
SYSTEM OPERATING LAMP SYSTEM DIAGRAM 139
FUNCTION OF SYSTEM OPERATING LAMP SYSTEM 139
BATTERY DISCONNECT SWITCH 141
FUNCTION OF BATTERY DISCONNECT SWITCH 141
ENGINE SYSTEM 142
LAYOUT DRAWING OF ENGINE SYSTEM 142
ENGINE CONTROL SYSTEM 144
LAYOUT DRAWING OF ENGINE CONTROL SYSTEM 144
ENGINE CONTROL SYSTEM DIAGRAM 146
FUNCTION OF ENGINE CONTROL SYSTEM 148
AUTOMATIC IDLE STOP SYSTEM 150
AUTOMATIC IDLE STOP SYSTEM DIAGRAM 150
FUNCTION OF AUTOMATIC IDLE STOP SYSTEM 150
COMPONENT PARTS OF ENGINE SYSTEM 153
DAMPER 153
TURBOCHARGER 153
CRANKCASE VENTILATION SYSTEM 156
IMPACTOR (FILTERLESS) 156
EXHAUST THROTTLE VALVE 158
KDPF 159
COOLING SYSTEM 163
LAYOUT DRAWING OF COOLING SYSTEM 163
SPECIFICATIONS OF COOLING SYSTEM 163
COOLING FAN CONTROL SYSTEM 165
COOLING FAN CONTROL SYSTEM DIAGRAM 165
FUNCTION OF COOLING FAN CONTROL SYSTEM 166
COMPONENT PARTS OF COOLING SYSTEM 168
COOLING FAN MOTOR 168
HYDRAULIC OIL COOLER BYPASS AND HST CHARGE SAFETY VALVE 173
HYDRAULIC OIL COOLER BYPASS VALVE 174
HST CHARGE SAFETY VALVE 175
CONTROL SYSTEM 177
LAYOUT DRAWING OF CONTROL SYSTEM 177
MACHINE MONITOR SYSTEM 178
SYSTEM DIAGRAM OF MACHINE MONITOR 178
FUNCTION OF MACHINE MONITOR SYSTEM 178
KOMTRAX SYSTEM 179
KOMTRAX SYSTEM DIAGRAM 179
FUNCTION OF KOMTRAX SYSTEM 179
COMPONENT PARTS OF CONTROL SYSTEM 180
MACHINE MONITOR 180
GATEWAY FUNCTION CONTROLLER 197
COMMUNICATION TERMINAL 200
HST CONTROLLER 202
ENGINE CONTROLLER 206
FUEL CONTROL DIAL 213
DECELERATOR AND BRAKE POTENTIOMETER 215
HYDRAULIC SYSTEM 217
LAYOUT DRAWING OF HYDRAULIC SYSTEM 217
CLSS 218
STRUCTURE OF CLSS 218
FUNCTION OF CLSS 219
COMPONENT PARTS OF HYDRAULIC SYSTEM 221
HYDRAULIC TANK 221
WORK EQUIPMENT AND COOLING FAN PUMP 223
LS VALVE 231
PC VALVE 232
CONTROL VALVE 235
POWER TRAIN SYSTEM 253
LAYOUT DRAWING OF HST SYSTEM 253
OPERATION OF HST SYSTEM 254
STEERING AND BRAKE CONTROL SYSTEM 256
LAYOUT DRAWING OF STEERING AND BRAKE CONTROL SYSTEM 256
FUNCTION OF STEERING AND BRAKE CONTROL SYSTEM 256
HST CONTROL SYSTEM 258
HST CONTROL SYSTEM DIAGRAM 258
GEAR SHIFT CONTROL FUNCTION 259
ENGINE LOW SPEED MATCHING CONTROL FUNCTION 262
HST PUMP AND MOTOR SEQUENCE CONTROL FUNCTION 263
DECELERATION AND BRAKE CONTROL FUNCTION 264
GEAR SHIFT CONTROL FUNCTION BY LOAD 266
TURN CONTROL FUNCTION 266
STRAIGHT TRAVEL CORRECTION CONTROL FUNCTION 267
PARKING BRAKE CONTROL SYSTEM 269
PARKING BRAKE CONTROL SYSTEM DIAGRAM 269
FUNCTION OF PARKING BRAKE CONTROL SYSTEM 270
OPERATION OF PARKING BRAKE CONTROL SYSTEM 271
COMPONENT PARTS OF POWER TRAIN SYSTEM 272
HST PUMP 272
HST CHARGE PUMP 287
HST MOTOR 288
FINAL DRIVE 301
ELECTRIC STEERING CONTROL LEVER 305
WORK EQUIPMENT SYSTEM 308
WORK EQUIPMENT CONTROL 308
WORK EQUIPMENT CONTROL SYSTEM DIAGRAM 308
FUNCTION OF WORK EQUIPMENT CONTROL 309
LAYOUT DRAWING OF FRONT WORK EQUIPMENT 310
LAYOUT DRAWING OF FIXED MULTI-SHANK RIPPER 311
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM 312
RIPPER PPC VALVE 312
5-PORT VALVE OF EPC AND SOLENOID 316
PILOT CIRCUIT ACCUMULATOR 322
QUICK DROP VALVE 323
PISTON VALVE 325
ELECTRIC BLADE CONTROL LEVER 326
UNDERCARRIAGE AND FRAME 328
MAIN FRAME 328
STRUCTURE OF MAIN FRAME 328
SUSPENSION 329
STRUCTURE OF SUSPENSION 329
SPECIFICATIONS OF SUSPENSION 330
FUNCTION OF SUSPENSION 331
TRACK FRAME AND IDLER CUSHION 332
STRUCTURE OF TRACK FRAME, IDLER CUSHION 332
FUNCTION OF TRACK FRAME AND IDLER CUSHION 334
WORK EQUIPMENT 335
STRUCTURE OF FRONT WORK EQUIPMENT 335
STRUCTURE OF FIXED MULTI-SHANK RIPPER 336
CAB AND ITS ATTACHMENTS 337
ROPS CAB 337
STRUCTURE OF ROPS CAB 337
FUNCTION OF ROPS CAB 338
CAB MOUNT 339
STRUCTURE OF CAB MOUNT 339
FUNCTION OF CAB MOUNT 339
20 STANDARD VALUE TABLE 341
CONTENTS 342
STANDARD VALUE TABLE FOR ENGINE 343
STANDARD VALUE TABLE FOR ENGINE: D51EX-24E0 343
STANDARD VALUE TABLE FOR ENGINE: D51PX-24E0 347
STANDARD VALUE TABLE FOR MACHINE 351
STANDARD VALUE TABLE FOR MACHINE: D51EX-24E0 351
STANDARD VALUE TABLE FOR MACHINE: D51PX-24E0 367
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE 381
30 TESTING AND ADJUSTING 383
CONTENTS 384
RELATED INFORMATION ON TESTING AND ADJUSTING 387
TOOLS FOR TESTING AND ADJUSTING 387
SKETCH OF TOOLS FOR TESTING AND ADJUSTING 394
ENGINE AND COOLING SYSTEM 397
TEST ENGINE SPEED 397
METHOD FOR TESTING ENGINE SPEED 397
TEST BOOST PRESSURE 399
TEST BOOST PRESSURE 399
TEST EXHAUST GAS COLOR 400
TEST EXHAUST GAS COLOR BY HANDY SMOKE CHECKER 400
TEST EXHAUST GAS COLOR BY SMOKE METER 402
TEST AND ADJUST VALVE CLEARANCE 404
TEST VALVE CLEARANCE 404
METHOD FOR ADJUSTING VALVE CLEARANCE 405
TEST COMPRESSION PRESSURE 406
METHOD FOR TESTING COMPRESSION PRESSURE 406
TEST BLOWBY PRESSURE 411
TEST BLOWBY PRESSURE 411
TEST ENGINE OIL PRESSURE 413
TEST ENGINE OIL PRESSURE 413
TEST FUEL PRESSURE 414
METHOD FOR TESTING FUEL PRESSURE 415
TEST FUEL DISCHARGE, RETURN AND LEAKAGE 419
METHOD FOR TESTING FUEL DISCHARGE, RETURN AND LEAKAGE 420
BLEED AIR FROM FUEL SYSTEM 425
BLEED AIR FROM FUEL SYSTEM 425
TEST FUEL CIRCUIT FOR LEAKAGE 426
METHOD FOR TESTING FUEL CIRCUIT FOR LEAKAGE 426
HANDLE CYLINDER CUT-OUT MODE OPERATION 428
HANDLE NO-INJECTION CRANKING OPERATION 429
TEST KDPF, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE 430
TEST KDPF, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE 430
TEST INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS 431
METHOD FOR TESTING INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS 431
TEST ENGINE PIPING FOR DAMAGE AND LOOSENESS 432
METHOD FOR TESTING ENGINE PIPING FOR DAMAGE AND LOOSENESS 432
WRITE ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER 433
METHOD FOR WRITING ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER 434
TEST SCR RELATED FUNCTIONS 435
TEST AdBlue/DEF PUMP RAISED PRESSURE 440
TEST INJECTION AMOUNT FROM AdBlue/DEF INJECTOR 443
TEST AdBlue/DEF LINE HEATER RELAY 1 448
TEST AdBlue/DEF LINE HEATER RELAY 2 451
TEST AdBlue/DEF PUMP HEATER RELAY 454
TEST AdBlue/DEF TANK HEATER VALVE 458
TEST DENITRATION EFFICIENCY OF SCR 462
CLEAN AdBlue/DEF TANK 465
CLEAN AdBlue/DEF TANK 465
CLEAN AdBlue/DEF TANK MOUNTING PORTION 469
CLEAN AdBlue/DEF TANK MOUNTING PORTION 469
CLEAN AdBlue/DEF PUMP 470
CLEAN AdBlue/DEF PUMP 470
POWER TRAIN 476
TEST AND ADJUST HST OIL PRESSURE 476
METHOD FOR TESTING HST OIL PRESSURE 476
METHOD FOR ADJUSTING HST OIL PRESSURE 479
BLEED AIR FROM HST PUMP 481
METHOD FOR BLEEDING AIR FROM HST PUMP 481
METHOD FOR BLEEDING AIR FROM SERVO VALVE OF HST PUMP 481
TEST OUTLET PRESSURE OF SOLENOID VALVE 483
METHOD FOR TESTING OUTLET PRESSURE OF SOLENOID VALVE 483
TEST TRAVEL DEVIATION 487
TEST TRAVEL DEVIATION 487
TEST BRAKE PERFORMANCE SIMPLY 489
METHOD FOR TESTING BRAKE PERFORMANCE SIMPLY 489
TEST AND ADJUST DECELERATION/BRAKE PEDAL 490
METHOD FOR TESTING DECELERATION/BRAKE PEDAL 490
METHOD FOR ADJUSTING DECELERATION/BRAKE PEDAL 492
ADJUST PARKING BRAKE LEVER 494
METHOD FOR ADJUSTING PARKING BRAKE LEVER 494
MOVE MACHINE WHEN IT CANNOT TRAVEL 496
METHOD FOR MOVING MACHINE WITH HYDRAULIC TYPE PARKING BRAKE RELEASE SYSTEM 496
METHOD FOR MOVING DISABLED MACHINE BY REMOVING FINAL DRIVE SHAFT 498
UNDERCARRIAGE AND FRAME 499
CHECK AND ADJUST IDLER CLEARANCE 499
METHOD FOR ADJUSTING IDLER CLEARANCE HORIZONTALLY 499
METHOD FOR ADJUSTING IDLER CLEARANCE VERTICALLY 499
TESTING SPROCKET WEAR 501
METHOD FOR TESTING SPROCKET WEAR 501
TEST AND ADJUST TRACK TENSION 502
METHOD FOR TESTING TRACK TENSION 502
METHOD FOR ADJUSTING TRACK TENSION 502
HYDRAULIC SYSTEM 504
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM 504
RELEASE REMAINING PRESSURE IN HYDRAULIC SYSTEM 504
TEST AND ADJUST WORK EQUIPMENT OIL PRESSURES 505
METHOD FOR TESTING WORK EQUIPMENT OIL PRESSURES 505
METHOD FOR ADJUSTING WORK EQUIPMENT OIL PRESSURES 506
TEST AND ADJUST OIL PRESSURE OF CONTROL CIRCUIT 508
METHOD FOR TESTING OIL PRESSURE OF CONTROL CIRCUIT 508
METHOD FOR ADJUSTING OIL PRESSURE OF CONTROL CIRCUIT 509
TEST OUTLET PRESSURE OF EPC SOLENOID VALVE 510
METHOD FOR TESTING OUTLET PRESSURE OF EPC SOLENOID VALVE 510
BLEED AIR FROM WORK EQUIPMENT, COOLING FAN PUMP, AND CHARGE PUMP 512
BLEED AIR FROM WORK EQUIPMENT, COOLING FAN PUMP, AND CHARGE PUMP 512
TEST COOLING FAN SPEED 513
METHOD FOR TESTING COOLING FAN SPEED 513
TEST COOLING FAN CIRCUIT OIL PRESSURE 514
METHOD FOR TESTING COOLING FAN CIRCUIT OIL PRESSURE 514
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT 516
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF BLADE LIFT CYLINDER 516
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF BLADE TILT CYLINDER 516
METHOD FOR TESTING THE PARTS CAUSING HYDRAULIC DRIFT OF RIPPER LIFT CYLINDER 517
TEST INTERNAL OIL LEAKAGE OF WORK EQUIPMENT CYLINDER 518
METHOD FOR TESTING INTERNAL OIL LEAKAGE OF WORK EQUIPMENT CYLINDER 518
BLEED AIR FROM WORK EQUIPMENT CYLINDERS 521
BLEED AIR FROM WORK EQUIPMENT CYLINDER 521
WORK EQUIPMENT 522
ADJUST WORK EQUIPMENT LOCK LEVER 522
METHOD FOR ADJUSTING WORK EQUIPMENT LOCK LEVER 522
TEST AND ADJUST PLAY OF BLADE ELECTRIC LEVER 524
TEST PLAY OF BLADE ELECTRIC LEVER 526
ADJUST PLAY OF BLADE ELECTRIC LEVER 526
REPLACE UNIVERSAL JOINT 528
ELECTRICAL SYSTEM 534
SET AND OPERATE MACHINE MONITOR 534
OPERATOR MODE 538
DISPLAY FUNCTION OF TECHNICIAN IDENTIFICATION STATUS SCREEN 538
DISPLAY FUNCTION OF OPERATOR IDENTIFICATION INPUT SCREEN 538
CHECK FUNCTION BY LCD (LIQUID CRYSTAL DISPLAY) 539
CHECK FUNCTION OF SERVICE METER 539
USAGE LIMITATION AND CHANGING MAINTENANCE PASSWORD 539
SERVICE MODE 542
OPERATE SERVICE MODE 542
METHOD FOR CHECKING PRE-DEFINED MONITORING INFORMATION 543
METHOD FOR CHECKING SELF-DEFINE MONITORING INFORMATION 550
ABNORMALITY RECORD MENU 560
CHECK MAINTENANCE RECORD 564
METHOD FOR OPERATING MAINTENANCE MODE SETTING 565
METHOD FOR OPERATING PHONE NUMBER ENTRY SETTING 569
DEFAULT MENU 571
DIAGNOSTIC TESTS MENU 580
ADJUSTMENT MENU 588
METHOD FOR PERFORMING NO-INJECTION CRANKING 650
KOMTRAX SETTINGS MENU 652
METHOD FOR DISPLAYING SERVICE MESSAGE 654
START UP KOMTRAX SYSTEM 656
STOP USING OF KOMTRAX SYSTEM 662
ADJUSTMENT WHEN HST CONTROLLER HAS BEEN REPLACED 664
ADJUSTMENT METHOD WHEN HST CONTROLLER HAS BEEN REPLACED 664
ADJUSTMENT WHEN ELECTRIC OR HYDRAULIC DEVICE HAS BEEN REPLACED 670
ADJUST REARVIEW CAMERA ANGLE 672
ADJUST REARVIEW CAMERA ANGLE 672
SET REGION OF Bluetooth(R) COMPATIBLE RADIO 673
SET REGION OF Bluetooth(R) COMPATIBLE RADIO 673
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER 675
BATTERY DISCONNECT SWITCH 676
TEST DIODES 677
METHOD FOR TESTING DIODE USING DIGITAL TESTER 677
METHOD FOR TESTING DIODE USING ANALOG TESTER 677
Pm CLINIC 678
Pm CLINIC SERVICE 678
Pm CLINIC CHECK SHEET: D51EX-24E0 680
Pm CLINIC CHECK SHEET: D51PX-24E0 688
Pm CLINIC CHECK SHEET FOR UNDERCARRIAGE: D51EX-24E0 696
Pm CLINIC CHECK SHEET FOR UNDERCARRIAGE: D51PX-24E0 700
40 TROUBLESHOOTING 705
CONTENTS 706
RELATED INFORMATION ON TROUBLESHOOTING 716
GENERAL TROUBLESHOOTING POINTS 716
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM 717
SEQUENCE OF EVENTS IN TROUBLESHOOTING 728
CHECKS BEFORE TROUBLESHOOTING 730
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING 732
WALK-AROUND CHECK 732
TESTING IN ACCORDANCE WITH TESTING PROCEDURE 734
CHECK FUEL LEVEL AND TYPE 734
CHECK IMPURE INGREDIENT IN FUEL 734
CHECK AdBule/DEF LEVEL AND TYPE 735
CHECK FUEL PREFILTER 735
CHECK MAIN FILTER 737
CHECK ENGINE OIL LEVEL (OIL AMOUNT IN OIL PAN) AND TYPE 739
CHECK COOLANT LEVEL (RESERVOIR TANK) 740
CHECK CLOGGING OF AIR CLEANER 741
CLEAN OUTER ELEMENT 742
REPLACE ELEMENT 744
CHECK HYDRAULIC OIL LEVEL 745
CHECK HYDRAULIC OIL STRAINER 746
CHECK HYDRAULIC FILTER 748
CHECK OIL LEVEL IN FINAL DRIVE CASE 750
BLEED AIR FROM FUEL SYSTEM 750
BLEED AIR FROM HYDRAULIC SYSTEM 750
METHOD FOR CHECKING ELECTRIC EQUIPMENT 750
PREPARATION FOR TROUBLESHOOTING ELECTRICAL SYSTEM 757
PROCEDURE FOR TROUBLESHOOTING 764
SYMPTOM AND TROUBLESHOOTING NUMBERS 767
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 770
TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR SYSTEM 772
CONNECTORS LIST 775
CONNECTOR LAYOUT 784
CONNECTOR CONTACT IDENTIFICATION 793
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE 836
FUSE LOCATION TABLE 842
PRECAUTIONS FOR CLEANING AND REPLACING KDPF (KCSF and KDOC) 846
PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES [CA1883] AND [CA3135]) 850
FAILURE CODES TABLE 852
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE) 871
FAILURE CODE [6091NX] 871
FAILURE CODE [989L00] 873
FAILURE CODE [989M00] 874
FAILURE CODE [989N00] 875
FAILURE CODE [A1U0N3] 876
FAILURE CODE [A1U0N4] 878
FAILURE CODE [A900FR] 880
FAILURE CODE [A900N6] 881
FAILURE CODE [A900NY] 882
FAILURE CODE [AA10NX] 883
FAILURE CODE [AB00KE] 885
FAILURE CODE [AQ10MB] 887
FAILURE CODE [AS00R2] 889
FAILURE CODE [AS00R3] 890
FAILURE CODE [AS00R4] 891
FAILURE CODE [AS00R5] 892
FAILURE CODE [AS00R6] 893
FAILURE CODE [AS00ZK] 894
FAILURE CODE [AS10KM] 895
FAILURE CODE [AS10NR] 896
FAILURE CODE [AS10NT] 897
FAILURE CODE [B@BAZG] 898
FAILURE CODE [B@BCNS] 899
FAILURE CODE [B@BCQA] 900
FAILURE CODE [B@BCZK] 902
FAILURE CODE [B@CRNS] 904
FAILURE CODE [B@CRZG] 905
FAILURE CODE [CA115] 906
FAILURE CODE [CA122] 907
FAILURE CODE [CA123] 909
FAILURE CODE [CA131] 911
FAILURE CODE [CA132] 913
FAILURE CODE [CA144] 915
FAILURE CODE [CA145] 917
FAILURE CODE [CA153] 919
FAILURE CODE [CA154] 921
FAILURE CODE [CA187] 923
FAILURE CODE [CA227] 925
FAILURE CODE [CA234] 927
FAILURE CODE [CA238] 928
FAILURE CODE [CA239] 929
FAILURE CODE [CA249] 930
FAILURE CODE [CA256] 932
FAILURE CODE [CA271] 934
FAILURE CODE [CA272] 936
FAILURE CODE [CA322] 937
FAILURE CODE [CA324] 939
FAILURE CODE [CA331] 941
FAILURE CODE [CA332] 943
FAILURE CODE [CA343] 945
FAILURE CODE [CA351] 946
FAILURE CODE [CA352] 947
FAILURE CODE [CA386] 949
FAILURE CODE [CA428] 950
FAILURE CODE [CA429] 952
FAILURE CODE [CA435] 954
FAILURE CODE [CA441] 956
FAILURE CODE [CA442] 958
FAILURE CODE [CA451] 959
FAILURE CODE [CA452] 961
FAILURE CODE [CA488] 963
FAILURE CODE [CA515] 964
FAILURE CODE [CA516] 966
FAILURE CODE [CA553] 968
FAILURE CODE [CA555] 969
FAILURE CODE [CA556] 970
FAILURE CODE [CA559] 971
FAILURE CODE [CA689] 974
FAILURE CODE [CA691] 977
FAILURE CODE [CA692] 979
FAILURE CODE [CA697] 981
FAILURE CODE [CA698] 982
FAILURE CODE [CA731] 983
FAILURE CODE [CA741] 985
FAILURE CODE [CA742] 987
FAILURE CODE [CA743] 989
FAILURE CODE [CA778] 990
FAILURE CODE [CA1117] 995
FAILURE CODE [CA1664] 997
FAILURE CODE [CA1669] 999
FAILURE CODE [CA1673]1000
FAILURE CODE [CA1677]1001
FAILURE CODE [CA1678]1002
FAILURE CODE [CA1682]1003
FAILURE CODE [CA1683]1008
FAILURE CODE [CA1684]1010
FAILURE CODE [CA1686]1012
FAILURE CODE [CA1695]1013
FAILURE CODE [CA1696]1014
FAILURE CODE [CA1712]1016
FAILURE CODE [CA1713]1019
FAILURE CODE [CA1714]1022
FAILURE CODE [CA1715]1023
FAILURE CODE [CA1776]1024
FAILURE CODE [CA1777]1027
FAILURE CODE [CA1843]1030
FAILURE CODE [CA1844]1033
FAILURE CODE [CA1879]1036
FAILURE CODE [CA1881]1038
FAILURE CODE [CA1883]1040
FAILURE CODE [CA1885]1043
FAILURE CODE [CA1887]1045
FAILURE CODE [CA1921]1047
FAILURE CODE [CA1922]1050
FAILURE CODE [CA1942]1055
FAILURE CODE [CA1993]1056
FAILURE CODE [CA2185]1059
FAILURE CODE [CA2186]1061
FAILURE CODE [CA2311]1063
FAILURE CODE [CA2373]1064
FAILURE CODE [CA2374]1066
FAILURE CODE [CA2554]1068
FAILURE CODE [CA2555]1070
FAILURE CODE [CA2556]1073
FAILURE CODE [CA2639]1076
FAILURE CODE [CA2771]1078
FAILURE CODE [CA2973]1082
FAILURE CODE [CA2976]1083
FAILURE CODE [CA3133]1085
FAILURE CODE [CA3134]1087
FAILURE CODE [CA3135]1089
FAILURE CODE [CA3142]1092
FAILURE CODE [CA3143]1093
FAILURE CODE [CA3144]1094
FAILURE CODE [CA3146]1096
FAILURE CODE [CA3147]1097
FAILURE CODE [CA3148]1098
FAILURE CODE [CA3151]1100
FAILURE CODE [CA3165]1108
FAILURE CODE [CA3229]1110
FAILURE CODE [CA3231]1112
FAILURE CODE [CA3232]1114
FAILURE CODE [CA3235]1118
FAILURE CODE [CA3239]1120
FAILURE CODE [CA3241]1123
FAILURE CODE [CA3242]1126
FAILURE CODE [CA3251]1129
FAILURE CODE [CA3253]1131
FAILURE CODE [CA3254]1134
FAILURE CODE [CA3255]1136
FAILURE CODE [CA3256]1139
FAILURE CODE [CA3311]1141
FAILURE CODE [CA3312]1143
FAILURE CODE [CA3313]1146
FAILURE CODE [CA3314]1147
FAILURE CODE [CA3315]1148
FAILURE CODE [CA3316]1151
FAILURE CODE [CA3317]1152
FAILURE CODE [CA3318]1153
FAILURE CODE [CA3319]1156
FAILURE CODE [CA3321]1157
FAILURE CODE [CA3322]1159
FAILURE CODE [CA3497]1161
FAILURE CODE [CA3498]1162
FAILURE CODE [CA3545]1163
FAILURE CODE [CA3547]1165
FAILURE CODE [CA3558]1166
FAILURE CODE [CA3559]1168
FAILURE CODE [CA3562]1170
FAILURE CODE [CA3563]1172
FAILURE CODE [CA3567]1175
FAILURE CODE [CA3568]1179
FAILURE CODE [CA3571]1185
FAILURE CODE [CA3572]1187
FAILURE CODE [CA3574]1189
FAILURE CODE [CA3575]1192
FAILURE CODE [CA3577]1194
FAILURE CODE [CA3578]1196
FAILURE CODE [CA3583]1198
FAILURE CODE [CA3596]1200
FAILURE CODE [CA3649]1204
FAILURE CODE [CA3681]1206
FAILURE CODE [CA3682]1211
FAILURE CODE [CA3713]1216
FAILURE CODE [CA3717]1219
FAILURE CODE [CA3718]1220
FAILURE CODE [CA3725]1221
FAILURE CODE [CA3741]1224
FAILURE CODE [CA3748]1225
FAILURE CODE [CA3866]1227
FAILURE CODE [CA3868]1231
FAILURE CODE [CA4151]1235
FAILURE CODE [CA4152]1239
FAILURE CODE [CA4155]1243
FAILURE CODE [CA4156]1246
FAILURE CODE [CA4157]1249
FAILURE CODE [CA4158]1251
FAILURE CODE [CA4159]1252
FAILURE CODE [CA4161]1253
FAILURE CODE [CA4162]1256
FAILURE CODE [CA4163]1259
FAILURE CODE [CA4164]1261
FAILURE CODE [CA4165]1263
FAILURE CODE [CA4166]1265
FAILURE CODE [CA4168]1266
FAILURE CODE [CA4169]1269
FAILURE CODE [CA4171]1271
FAILURE CODE [CA4249]1273
FAILURE CODE [CA4251]1275
FAILURE CODE [CA4259]1277
FAILURE CODE [CA4261]1280
FAILURE CODE [CA4277]1283
FAILURE CODE [CA4459]1287
FAILURE CODE [CA4461]1289
FAILURE CODE [CA4731]1292
FAILURE CODE [CA4732]1293
FAILURE CODE [CA4739]1294
FAILURE CODE [CA4768]1295
FAILURE CODE [CA4769]1297
FAILURE CODE [CA4842]1300
FAILURE CODE [CA4952]1303
FAILURE CODE [CA5115]1305
FAILURE CODE [CA5179]1308
FAILURE CODE [CA5181]1310
FAILURE CODE [CA5271]1312
FAILURE CODE [CA5272]1314
FAILURE CODE [CA5273]1316
FAILURE CODE [CA5274]1318
FAILURE CODE [CA5275]1320
FAILURE CODE [CA5276]1322
FAILURE CODE [CA5383]1324
FAILURE CODE [CA5631]1326
FAILURE CODE [CA5632]1328
FAILURE CODE [CA5655]1329
FAILURE CODE [CA5689]1335
FAILURE CODE [CA5715]1337
FAILURE CODE [CA5716]1340
FAILURE CODE [CA5838]1343
FAILURE CODE [CA5864]1345
FAILURE CODE [CA5865]1347
FAILURE CODE [CA5938]1349
FAILURE CODE [CA6771]1351
FAILURE CODE [D130KA]1356
FAILURE CODE [D130KB]1359
FAILURE CODE [D130KY]1361
FAILURE CODE [D19JKZ]1363
FAILURE CODE [D19UKA]1366
FAILURE CODE [D19UKB]1368
FAILURE CODE [D811MC]1370
FAILURE CODE [D862KA]1371
FAILURE CODE [D8ALKA]1372
FAILURE CODE [D8ALKB]1374
FAILURE CODE [D8AQKR]1376
FAILURE CODE [D8G1KT]1378
FAILURE CODE [D8G6KT]1379
FAILURE CODE [DAF0MB]1380
FAILURE CODE [DAF0MC]1381
FAILURE CODE [DAF8KB]1382
FAILURE CODE [DAF9KQ]1384
FAILURE CODE [DAFGMC]1385
FAILURE CODE [DAFLKA]1386
FAILURE CODE [DAFLKB]1388
FAILURE CODE [DAFQKR]1390
FAILURE CODE [DAJ000]1391
FAILURE CODE [DAJ0KQ]1392
FAILURE CODE [DAJ0KT]1393
FAILURE CODE [DAJ0MC]1394
FAILURE CODE [DAJ1KK]1395
FAILURE CODE [DAJ2KK]1397
FAILURE CODE [DAJ2KT]1399
FAILURE CODE [DAJ5KK]1400
FAILURE CODE [DAJ6KK]1403
FAILURE CODE [DAJLKA]1405
FAILURE CODE [DAJLKB]1407
FAILURE CODE [DAJPMA]1409
FAILURE CODE [DAJQKR]1410
FAILURE CODE [DAJRKR]1411
FAILURE CODE [DB2QKR]1412
FAILURE CODE [DB2RKR]1417
FAILURE CODE [DD12KA]1422
FAILURE CODE [DD12KB]1424
FAILURE CODE [DD13KA]1426
FAILURE CODE [DD13KB]1428
FAILURE CODE [DD14KA]1430
FAILURE CODE [DD14KB]1432
FAILURE CODE [DDKAKA]1434
FAILURE CODE [DDKAKB]1436
FAILURE CODE [DDKFL4]1438
FAILURE CODE [DDKGL4]1440
FAILURE CODE [DDKHKA]1442
FAILURE CODE [DDKHKB]1444
FAILURE CODE [DDNLKA]1446
FAILURE CODE [DDNLKB]1448
FAILURE CODE [DDP6KA]1450
FAILURE CODE [DDP6KB]1453
FAILURE CODE [DDP6MA]1455
FAILURE CODE [DDU1FS]1457
FAILURE CODE [DDU1KA]1459
FAILURE CODE [DDU1KY]1462
FAILURE CODE [DFA4KX]1464
FAILURE CODE [DFA4KZ]1465
FAILURE CODE [DFA4L8]1466
FAILURE CODE [DFA5KA]1467
FAILURE CODE [DFA5KB]1470
FAILURE CODE [DFA6KA]1473
FAILURE CODE [DFA6KB]1476
FAILURE CODE [DFA7KX]1479
FAILURE CODE [DFA7KZ]1480
FAILURE CODE [DFA7L8]1481
FAILURE CODE [DFA8KA]1482
FAILURE CODE [DFA8KB]1485
FAILURE CODE [DFA9KA]1488
FAILURE CODE [DFA9KB]1491
FAILURE CODE [DGS1KA]1494
FAILURE CODE [DGS1KX]1497
FAILURE CODE [DH21KA]1498
FAILURE CODE [DH21KB]1500
FAILURE CODE [DHA4KA]1502
FAILURE CODE [DHAAMA]1504
FAILURE CODE [DHACMA]1506
FAILURE CODE [DHH7KA]1508
FAILURE CODE [DHH7KB]1511
FAILURE CODE [DHH8KA]1513
FAILURE CODE [DHH8KB]1516
FAILURE CODE [DHH9KA]1518
FAILURE CODE [DHH9KB]1521
FAILURE CODE [DHHAKA]1523
FAILURE CODE [DHHAKB]1526
FAILURE CODE [DHRUKA]1528
FAILURE CODE [DHRUKB]1530
FAILURE CODE [DHRVKA]1532
FAILURE CODE [DHRVKB]1534
FAILURE CODE [DK30KA]1536
FAILURE CODE [DK30KB]1539
FAILURE CODE [DK30KX]1541
FAILURE CODE [DK30KZ]1542
FAILURE CODE [DK30L8]1543
FAILURE CODE [DK31KA]1544
FAILURE CODE [DK31KB]1547
FAILURE CODE [DK40KA]1549
FAILURE CODE [DK40KB]1552
FAILURE CODE [DK55KX]1554
FAILURE CODE [DK55KZ]1555
FAILURE CODE [DK55L8]1556
FAILURE CODE [DK56KA]1557
FAILURE CODE [DK56KB]1560
FAILURE CODE [DK57KA]1562
FAILURE CODE [DK57KB]1565
FAILURE CODE [DLM0KX]1567
FAILURE CODE [DLM1KA]1568
FAILURE CODE [DLM1KB]1570
FAILURE CODE [DLM1MA]1572
FAILURE CODE [DLM2KA]1573
FAILURE CODE [DLM2KB]1575
FAILURE CODE [DLM2MA]1577
FAILURE CODE [DLM3KA]1578
FAILURE CODE [DLM3KB]1580
FAILURE CODE [DLM3MB]1582
FAILURE CODE [DN21FS]1583
FAILURE CODE [DR21KX]1585
FAILURE CODE [DR31KX]1586
FAILURE CODE [DV20KB]1587
FAILURE CODE [DW4BKA]1589
FAILURE CODE [DW4BKB]1591
FAILURE CODE [DW4BKY]1593
FAILURE CODE [DW7BKA]1595
FAILURE CODE [DW7BKB]1597
FAILURE CODE [DW7EKA]1599
FAILURE CODE [DW7EKB]1601
FAILURE CODE [DW7EKY]1603
FAILURE CODE [DWN5KA]1605
FAILURE CODE [DWN5KB]1607
FAILURE CODE [DWN5KY]1609
FAILURE CODE [DXA4KA]1611
FAILURE CODE [DXA4KB]1613
FAILURE CODE [DXA4KY]1615
FAILURE CODE [DXA5KA]1617
FAILURE CODE [DXA5KB]1619
FAILURE CODE [DXA5KY]1621
FAILURE CODE [DXA6KA]1623
FAILURE CODE [DXA6KB]1625
FAILURE CODE [DXA6KY]1627
FAILURE CODE [DXA7KA]1629
FAILURE CODE [DXA7KB]1631
FAILURE CODE [DXA7KY]1633
FAILURE CODE [DXHRKA]1635
FAILURE CODE [DXHRKB]1637
FAILURE CODE [DXHRKY]1639
FAILURE CODE [DXHSKA]1641
FAILURE CODE [DXHSKB]1643
FAILURE CODE [DXHSKY]1645
FAILURE CODE [DXHTKA]1647
FAILURE CODE [DXHTKB]1649
FAILURE CODE [DXHTKY]1651
FAILURE CODE [DXHUKA]1653
FAILURE CODE [DXHUKB]1655
FAILURE CODE [DXHUKY]1657
FAILURE CODE [DXJ4KA]1659
FAILURE CODE [DXJ4KB]1661
FAILURE CODE [DXJCKA]1663
FAILURE CODE [DXJCKB]1665
FAILURE CODE [DXJCKY]1667
FAILURE CODE [DXJDKA]1669
FAILURE CODE [DXJDKB]1671
FAILURE CODE [DXJDKY]1673
FAILURE CODE [DXK1KA]1675
FAILURE CODE [DXK1KB]1677
FAILURE CODE [DXK1KY]1679
FAILURE CODE [DXK2KA]1681
FAILURE CODE [DXK2KB]1683
FAILURE CODE [DXK2KY]1685
FAILURE CODE [F311KA]1687
FAILURE CODE [F311KB]1689
FAILURE CODE [F312KA]1691
FAILURE CODE [F312KB]1693
FAILURE CODE [F313KA]1695
FAILURE CODE [F313KB]1697
FAILURE CODE [F314KA]1700
FAILURE CODE [F314KB]1702
FAILURE CODE [F315KB]1704
FAILURE CODE [F315KY]1706
FAILURE CODE [F316KB]1708
FAILURE CODE [F316KY]1710
FAILURE CODE [F318KB]1712
FAILURE CODE [F318KY]1715
FAILURE CODE [F31AKB]1717
FAILURE CODE [F31AKY]1719
FAILURE CODE [F31BKB]1721
FAILURE CODE [F31BKY]1723
FAILURE CODE [F31CKB]1725
FAILURE CODE [F31CKY]1727
FAILURE CODE [F31DKB]1729
FAILURE CODE [F31DKY]1731
FAILURE CODE [F31EKB]1733
FAILURE CODE [F31EKY]1735
FAILURE CODE [FS10ZE]1737
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE)1738
ENGINE DOES NOT START (ENGINE DOES NOT CRANK)1738
MANUAL PREHEATING SYSTEM DOES NOT WORK1745
AUTOMATIC PREHEATING SYSTEM DOES NOT WORK1748
WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP1750
WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR DISPLAYS NOTHING1752
WHEN STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), BASIC CHECK MONITOR LIGHTS UP1756
AIR CLEANER CLOGGING MONITOR LIGHTS UP IN YELLOW WHILE ENGINE IS RUNNING1757
CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING1758
ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING1759
ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING1760
HST CHARGE PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING1761
HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING1762
HST OIL FILTER CLOGGING MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING1763
ENGINE COOLANT TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE1764
AdBlue/DEF LEVEL IS NOT DISPLAYED PROPERLY1765
FUEL LEVEL GAUGE DOES NOT INDICATE CORRECT LEVEL1768
HYDRAULIC OIL TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE1771
OPERATION MODE DOES NOT CHANGE1772
OPERATING CUSTOMIZE SWITCH DOES NOT DISPLAY CUSTOMIZE SCREEN1773
MODIFYING SETTING ON CUSTOMIZE SCREEN DOES NOT CHANGE SETTING OF MACHINE1774
SERVICE METER IS NOT DISPLAYED, WHILE STARTING SWITCH IS IN OFF POSITION1775
SERVICE MODE CANNOT BE SELECTED1776
WORK EQUIPMENT DOES NOT OPERATE1777
FOOT HEATER DOES NOT OPERATE1779
HORN DOES NOT SOUND1785
HORN DOES NOT STOP SOUNDING1787
BACKUP ALARM DOES NOT SOUND1788
BACKUP ALARM DOES NOT STOP SOUNDING1789
HEADLAMP DOES NOT LIGHT UP1790
REAR LAMP DOES NOT LIGHT UP1794
ALL WIPERS DO NOT OPERATE1797
FRONT WIPER DOES NOT OPERATE1799
REAR WIPER DOES NOT OPERATE1801
LEFT DOOR WIPER DOES NOT OPERATE1803
RIGHT DOOR WIPER DOES NOT OPERATE1807
FRONT WASHER DOES NOT OPERATE1811
REAR WASHER DOES NOT OPERATE1813
LEFT DOOR WASHER DOES NOT OPERATE1815
RIGHT DOOR WASHER DOES NOT OPERATE1817
KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY1819
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE)1820
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE)1820
FAILURE MODE AND CAUSE TABLE1821
NEITHER RH NOR LH OF TRACKS CAN TRAVEL FORWARD OR REVERSE (NONE OF THE TRAVEL SYSTEMS OPERATE)1827
EITHER RH OR LH OF TRACK CANNOT TRAVEL BOTH FORWARD AND REVERSE (ONE OF RH OR LH TRAVEL SYSTEMS CANNOT OPERATE)1829
EITHER RH OR LH OF TRACK CANNOT TRAVEL ONE OF FORWARD OR REVERSE (ONLY ONE OF THE TRAVEL SYSTEMS CANNOT OPERATE IN ONE DIRECTION)1831
TRAVEL SPEED OR POWER IS LOW1833
SPEED RANGE DOES NOT CHANGE1835
SHOCK IS LARGE WHEN MACHINE MOVES OFF OR STOPS1836
MACHINE DEVIATES LARGELY1837
MACHINE DRIFT ON A SLOPE IS LARGE1840
ENGINE SPEED DROPS LARGELY OR ENGINE STOPS1842
UNUSUAL NOISE IS HEARD FROM AROUND HST PUMP OR MOTOR1844
HST OIL TEMPERATURE (HYDRAULIC OIL TEMPERATURE) RISES TOO HIGH1846
ALL WORK EQUIPMENT DO NOT OPERATE1848
ALL WORK EQUIPMENTS SPEED OR POWER IS LOW1850
BLADE LIFT SPEED OR POWER IS LOW1851
BLADE TILT SPEED OR POWER IS LOW1853
BLADE ANGLE SPEED OR POWER IS LOW1854
TIME LAG OF BLADE LIFT IS LARGE1855
HYDRAULIC DRIFT OF LIFTED BLADE IS LARGE1856
HYDRAULIC DRIFT OF TILTED BLADE IS LARGE1857
UNUSUAL NOISE IS HEARD FROM AROUND WORK EQUIPMENT AND COOLING FAN PUMP OR CONTROL VALVE1858
FAN SPEED IS ABNORMAL (TOO HIGH OR LOW, OR STATIONARY)1859
UNUSUAL NOISE IS HEARD FROM AROUND FAN1861
TROUBLESHOOTING OF ENGINE (S-MODE)1862
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE)1862
ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION1863
ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT1864
FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS BUT DOES NOT START)1865
ENGINE STARTABILITY IS POOR1867
ENGINE DOES NOT PICK UP SMOOTHLY1869
ENGINE STOPS DURING OPERATION1871
ENGINE RUNNING IS NOT STABLE1873
OUTPUT IS NOT SUFFICIENT (POWER IS LOW)1874
EXHAUST IS BLACK (KDPF GETS CLOGGED IN A SHORT TIME)1876
ENGINE OIL CONSUMPTION IS EXCESSIVE1878
ENGINE OIL BECOMES CONTAMINATED QUICKLY1879
FUEL CONSUMPTION IS EXCESSIVE1880
OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN)1881
OIL PRESSURE DROPS1882
FUEL MIXES INTO ENGINE OIL1884
WATER MIXES INTO ENGINE OIL (MILKY)1885
COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING)1886
THERE IS AN UNUSUAL NOISE1887
VIBRATION IS EXCESSIVE1888
AIR CANNOT BE BLED FROM FUEL CIRCUIT1889
ACTIVE REGENERATION IS EXECUTED FREQUENTLY1890
ACTIVE REGENERATION TAKES LONG1891
WHITE SMOKE IS EXHAUSTED DURING ACTIVE REGENERATION1892
AdBlue/DEF CONSUMPTION IS EXCESSIVE1893
THERE IS AN UNUSUAL SMELL (IRRITATING ODOR)1895
FOREIGN MATERIAL MIXES INTO AdBlue/DEF (AdBlue/DEF LEVEL INCREASES)1896
50 DISASSEMBLY AND ASSEMBLY1897
CONTENTS1898
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY1903
HOW TO READ THIS MANUAL1903
COATING MATERIALS LIST1905
SPECIAL TOOLS LIST1910
SKETCHES OF SPECIAL TOOLS1927
PREPARATION1939
DRAIN AND ADD COOLANT1939
DRAIN COOLANT1940
ADD COOLANT1941
DRAIN AND ADD HYDRAULIC OIL1944
DRAIN HYDRAULIC OIL1945
ADD HYDRAULIC OIL1946
DRAIN AND ADD FUEL1949
DRAIN FUEL1949
ADD FUEL1950
COLLECT AND REFILL REFRIGERANT1951
COLLECT REFRIGERANT1952
REFILL REFRIGERANT1952
ENGINE AND COOLING SYSTEM1954
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY1954
REMOVE SUPPLY PUMP ASSEMBLY1955
INSTALL SUPPLY PUMP ASSEMBLY1963
REMOVE AND INSTALL INJECTOR ASSEMBLY1971
REMOVE INJECTOR ASSEMBLY1973
INSTALL INJECTOR ASSEMBLY1985
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY2001
REMOVE CYLINDER HEAD ASSEMBLY2003
INSTALL CYLINDER HEAD ASSEMBLY2025
REMOVE AND INSTALL STARTING MOTOR ASSEMBLY2053
REMOVE STARTING MOTOR ASSEMBLY2054
INSTALL STARTING MOTOR ASSEMBLY2056
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR BELT2058
REMOVE AIR CONDITIONER COMPRESSOR BELT2059
INSTALL AIR CONDITIONER COMPRESSOR BELT2061
REMOVE AND INSTALL ALTERNATOR BELT2063
REMOVE ALTERNATOR BELT2063
INSTALL ALTERNATOR BELT2065
REMOVE AND INSTALL AUTO-TENSIONER2067
REMOVE AUTO-TENSIONER2067
INSTALL AUTO-TENSIONER2068
REMOVE AND INSTALL RADIATOR ASSEMBLY2069
REMOVE RADIATOR ASSEMBLY2070
INSTALL RADIATOR ASSEMBLY2072
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY2076
REMOVE HYDRAULIC OIL COOLER ASSEMBLY2077
INSTALL HYDRAULIC OIL COOLER ASSEMBLY2080
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY2083
REMOVE AFTERCOOLER ASSEMBLY2083
INSTALL AFTERCOOLER ASSEMBLY2085
REMOVE AND INSTALL COOLING FAN DRIVE ASSEMBLY2087
REMOVE COOLING FAN DRIVE ASSEMBLY2088
INSTALL COOLING FAN DRIVE ASSEMBLY2093
REMOVE AND INSTALL COOLING FAN MOTOR ASSEMBLY2099
REMOVE COOLING FAN MOTOR ASSEMBLY2100
INSTALL COOLING FAN MOTOR ASSEMBLY2102
REMOVE AND INSTALL ENGINE AND HST PUMP ASSEMBLY2105
REMOVE ENGINE AND HST PUMP ASSEMBLY2107
INSTALL ENGINE AND HST PUMP ASSEMBLY2117
REMOVE AND INSTALL ENGINE FRONT OIL SEAL2130
REMOVE ENGINE FRONT OIL SEAL2131
INSTALL ENGINE FRONT OIL SEAL2132
REMOVE AND INSTALL ENGINE REAR OIL SEAL2134
REMOVE ENGINE REAR OIL SEAL2135
INSTALL ENGINE REAR OIL SEAL2140
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY2146
REMOVE ENGINE HOOD ASSEMBLY2147
INSTALL ENGINE HOOD ASSEMBLY2152
REMOVE AND INSTALL KDPF ASSEMBLY2158
REMOVE KDPF ASSEMBLY2159
INSTALL KDPF ASSEMBLY2163
DISASSEMBLE AND ASSEMBLE KDPF ASSEMBLY2169
DISASSEMBLE KDPF ASSEMBLY2170
ASSEMBLE KDPF ASSEMBLY2175
REMOVE AND INSTALL KDPF AND SCR ASSEMBLY2182
REMOVE KDPF AND SCR ASSEMBLY2183
INSTALL KDPF AND SCR ASSEMBLY2186
REMOVE AND INSTALL BELLOWS PIPE ASSEMBLY2191
REMOVE BELLOWS PIPE ASSEMBLY2192
INSTALL BELLOWS PIPE ASSEMBLY2194
REMOVE AND INSTALL FUEL TANK ASSEMBLY2198
REMOVE FUEL TANK ASSEMBLY2199
INSTALL FUEL TANK ASSEMBLY2204
REMOVE AND INSTALL AdBlue/DEF TANK ASSEMBLY2209
REMOVE AdBlue/DEF TANK ASSEMBLY2210
INSTALL AdBlue/DEF TANK ASSEMBLY2218
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY2225
REMOVE AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY2225
INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY2227
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR2230
REMOVE AdBlue/DEF TANK SENSOR2230
INSTALL AdBlue/DEF TANK SENSOR2231
REMOVE AND INSTALL AdBlue/DEF TANK STRAINER2238
REMOVE AdBlue/DEF TANK STRAINER2238
INSTALL AdBlue/DEF TANK STRAINER2238
REMOVE AND INSTALL SCR ASSEMBLY2240
REMOVE SCR ASSEMBLY2241
INSTALL SCR ASSEMBLY2247
REMOVE AND INSTALL AdBlue/DEF INJECTOR2254
REMOVE AdBlue/DEF INJECTOR2255
INSTALL AdBlue/DEF INJECTOR2258
REMOVE AND INSTALL AdBlue/DEF PUMP2263
REMOVE AdBlue/DEF PUMP2264
INSTALL AdBlue/DEF PUMP2269
REMOVE AND INSTALL AdBlue/DEF HOSE2273
REMOVE AdBlue/DEF HOSE2274
INSTALL AdBlue/DEF HOSE2281
REMOVE AND INSTALL AIR CLEANER ASSEMBLY2287
REMOVE AIR CLEANER ASSEMBLY2287
INSTALL AIR CLEANER ASSEMBLY2288
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY2289
REMOVE AIR CONDITIONER COMPRESSOR ASSEMBLY2289
INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY2291
REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY2292
REMOVE AIR CONDITIONER CONDENSER ASSEMBLY2293
INSTALL AIR CONDITIONER CONDENSER ASSEMBLY2296
POWER TRAIN2301
DISASSEMBLE AND ASSEMBLE FINAL DRIVE ASSEMBLY2301
METHOD FOR DISASSEMBLING FINAL DRIVE ASSEMBLY2302
METHOD FOR ASSEMBLING FINAL DRIVE ASSEMBLY2306
UNDERCARRIAGE AND FRAME2315
REMOVE AND INSTALL TRACK FRAME ASSEMBLY2315
REMOVE TRACK FRAME ASSEMBLY2315
INSTALL TRACK FRAME ASSEMBLY2320
REMOVE AND INSTALL IDLER ASSEMBLY2325
METHOD FOR REMOVING IDLER ASSEMBLY2325
METHOD FOR INSTALLING IDLER ASSEMBLY2327
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY2330
METHOD FOR DISASSEMBLING IDLER ASSEMBLY2330
METHOD FOR ASSEMBLING IDLER ASSEMBLY2332
REMOVE AND INSTALL RECOIL SPRING ASSEMBLY2337
METHOD FOR REMOVING RECOIL SPRING ASSEMBLY2337
METHOD FOR INSTALLING RECOIL SPRING ASSEMBLY2337
DISASSEMBLE AND ASSEMBLE RECOIL SPRING ASSEMBLY2338
METHOD FOR DISASSEMBLING AND ASSEMBLING RECOIL SPRING ASSEMBLY2338
METHOD FOR ASSEMBLING RECOIL SPRING ASSEMBLY2341
REMOVE AND INSTALL TRACK ROLLER ASSEMBLY2344
METHOD FOR REMOVING TRACK ROLLER ASSEMBLY2344
METHOD FOR INSTALLING TRACK ROLLER ASSEMBLY2346
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY2350
METHOD FOR DISASSEMBLING TRACK ROLLER ASSEMBLY2350
METHOD FOR ASSEMBLING TRACK ROLLER ASSEMBLY2351
REMOVE AND INSTALL CARRIER ROLLER ASSEMBLY2355
METHOD FOR REMOVING CARRIER ROLLER ASSEMBLY2355
METHOD FOR INSTALLING CARRIER ROLLER ASSEMBLY2356
DISASSEMBLE AND ASSEMBLE CARRIER ROLLER ASSEMBLY2358
METHOD FOR DISASSEMBLING CARRIER ROLLER ASSEMBLY2358
METHOD FOR ASSEMBLING CARRIER ROLLER ASSEMBLY2359
REMOVE AND INSTALL PIVOT SHAFT ASSEMBLY2362
METHOD FOR REMOVING PIVOT SHAFT ASSEMBLY2362
METHOD FOR INSTALLING PIVOT SHAFT ASSEMBLY2363
SEPARATE AND INSTALL TRACK ASSEMBLY2364
METHOD FOR CHECKING BEFORE SEPARATING TRACK ASSEMBLY2364
METHOD FOR SEPARATING TRACK ASSEMBLY (NORMAL)2365
METHOD FOR SEPARATING TRACK ASSEMBLY (WHEN TRACK FRAME HAS INTERNAL DEFECT)2366
METHOD FOR CONNECTING TRACK ASSEMBLY2367
SEPARATE AND CONNECT PLUS TYPE TRACK ASSEMBLY2369
METHOD FOR SEPARATING PLUS TYPE TRACK ASSEMBLY2369
METHOD FOR CONNECTING PLUS TYPE TRACK ASSEMBLY2369
DISASSEMBLE AND ASSEMBLE TRACK ASSEMBLY GENERALLY2371
METHOD FOR DISASSEMBLING TRACK ASSEMBLY GENERALLY2371
METHOD FOR ASSEMBLING TRACK ASSEMBLY GENERALLY2376
DISASSEMBLE AND ASSEMBLE PLUS TYPE TRACK ASSEMBLY GENERALLY2389
METHOD FOR DISASSEMBLING PLUS TYPE TRACK ASSEMBLY GENERALLY2390
METHOD FOR ASSEMBLING PLUS TYPE TRACK ASSEMBLY GENERALLY2391
DISASSEMBLE AND ASSEMBLE ONE TRACK LINK ASSEMBLY IN FIELD (TRACK ASSEMBLY)2400
METHOD FOR DISASSEMBLING ONE LINK OF TRACK SHOE ASSEMBLY ON THE FIELD2401
METHOD FOR ASSEMBLING ONE LINK OF TRACK SHOE ASSEMBLY ON THE FIELD2402
DISASSEMBLE AND ASSEMBLE ONE TRACK LINK ASSEMBLY IN FIELD (PLUS TYPE TRACK ASSEMBLY)2409
METHOD FOR DISASSEMBLING ONE LINK OF PLUS TYPE TRACK SHOE ASSEMBLY ON THE FIELD2410
METHOD FOR ASSEMBLING ONE LINK OF PLUS TYPE TRACK SHOE ASSEMBLY ON THE FIELD2412
REMOVE AND INSTALL EQUALIZER BAR ASSEMBLY2416
REMOVE EQUALIZER BAR ASSEMBLY2416
INSTALL EQUALIZER BAR ASSEMBLY2418
REMOVE AND INSTALL EQUALIZER BAR SIDE BUSHING2421
METHOD FOR REMOVING EQUALIZER BAR SIDE BUSHINGS2421
METHOD FOR INSTALLING EQUALIZER BAR SIDE BUSHINGS2421
REMOVE AND INSTALL SEGMENT TEETH2423
METHOD FOR REMOVING SEGMENT TEETH2423
METHOD FOR INSTALLING SEGMENT TEETH2425
HYDRAULIC SYSTEM2427
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY2427
REMOVE HYDRAULIC TANK ASSEMBLY2429
INSTALL HYDRAULIC TANK ASSEMBLY2437
REMOVE AND INSTALL CONTROL VALVE ASSEMBLY2447
REMOVE CONTROL VALVE ASSEMBLY2448
INSTALL CONTROL VALVE ASSEMBLY2451
WORK EQUIPMENT2454
REMOVE AND INSTALL BLADE ASSEMBLY2454
REMOVE BLADE ASSEMBLY2455
INSTALL BLADE ASSEMBLY2458
REMOVE AND INSTALL BLADE LIFT CYLINDER ASSEMBLY2463
REMOVE BLADE LIFT CYLINDER ASSEMBLY2463
INSTALL BLADE LIFT CYLINDER ASSEMBLY2465
REMOVE AND INSTALL BLADE TILT CYLINDER ASSEMBLY2467
REMOVE BLADE TILT CYLINDER ASSEMBLY2467
INSTALL BLADE TILT CYLINDER ASSEMBLY2468
REMOVE AND INSTALL BLADE ANGLE CYLINDER ASSEMBLY2470
REMOVE BLADE ANGLE CYLINDER ASSEMBLY2470
INSTALL BLADE ANGLE CYLINDER ASSEMBLY2472
REMOVE AND INSTALL U-FRAME ASSEMBLY2474
REMOVE U-FRAME ASSEMBLY2474
INSTALL U-FRAME ASSEMBLY2477
CAB AND ITS ATTACHMENTS2480
REMOVE AND INSTALL OPERATOR CAB ASSEMBLY2480
REMOVE OPERATOR CAB ASSEMBLY2481
INSTALL OPERATOR CAB ASSEMBLY2490
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS)2499
METHOD FOR REMOVING OPERATOR’S CAB GLASS (ADHERED GLASS)2501
METHOD FOR INSTALLING OPERATOR’S CAB GLASS (ADHERED GLASS)2501
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY2507
REMOVE AIR CONDITIONER UNIT ASSEMBLY2508
INSTALL AIR CONDITIONER UNIT ASSEMBLY2513
REMOVE AND INSTALL RECEIVER DRIER2520
REMOVE RECEIVER DRIER2520
INSTALL RECEIVER DRIER2522
REMOVE AND INSTALL OPERATOR’S SEAT2524
REMOVE OPERATOR’S SEAT2524
INSTALL OPERATOR’S SEAT2526
REMOVE AND INSTALL SEATBELT2529
REMOVE SEATBELT2529
INSTALL SEATBELT2530
REMOVE AND INSTALL FOOT HEATER ASSEMBLY2532
REMOVE FOOT HEATER ASSEMBLY2532
INSTALL FOOT HEATER ASSEMBLY2535
DISASSEMBLE AND ASSEMBLE FOOT HEATER ASSEMBLY2539
DISASSEMBLE FOOT HEATER ASSEMBLY2539
ASSEMBLE FOOT HEATER ASSEMBLY2541
ELECTRICAL SYSTEM2543
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY2543
REMOVE ENGINE CONTROLLER ASSEMBLY2544
INSTALL ENGINE CONTROLLER ASSEMBLY2547
REMOVE AND INSTALL HST CONTROLLER ASSEMBLY2550
REMOVE HST CONTROLLER ASSEMBLY2550
INSTALL HST CONTROLLER ASSEMBLY2551
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY2553
REMOVE MACHINE MONITOR ASSEMBLY2553
INSTALL MACHINE MONITOR ASSEMBLY2555
REMOVE AND INSTALL INTAKE MANIFOLD PRESSURE AND TEMPERATURE SENSOR2557
REMOVE INTAKE MANIFOLD PRESSURE AND TEMPERATURE SENSOR2557
INSTALL INTAKE MANIFOLD PRESSURE AND TEMPERATURE SENSOR2558
REMOVE AND INSTALL KDPF TEMPERATURE SENSOR2560
REMOVE KDPF TEMPERATURE SENSOR2561
INSTALL KDPF TEMPERATURE SENSOR2564
REMOVE AND INSTALL KDPF DIFFERENTIAL PRESSURE SENSOR2569
REMOVE KDPF DIFFERENTIAL PRESSURE SENSOR2570
INSTALL KDPF DIFFERENTIAL PRESSURE SENSOR2571
REMOVE AND INSTALL SCR TEMPERATURE SENSOR2574
REMOVE SCR TEMPERATURE SENSOR2575
INSTALL SCR TEMPERATURE SENSOR2578
REMOVE AND INSTALL SCR OUTLET NOx SENSOR2583
REMOVE SCR OUTLET NOx SENSOR2584
INSTALL SCR OUTLET NOx SENSOR2586
REMOVE AND INSTALL GATEWAY FUNCTION CONTROLLER2588
REMOVE GATEWAY FUNCTION CONTROLLER2588
INSTALL GATEWAY FUNCTION CONTROLLER2590
REMOVE AND INSTALL COMMUNICATION TERMINAL2592
REMOVE COMMUNICATION TERMINAL2592
INSTALL COMMUNICATION TERMINAL2594
60 MAINTENANCE STANDARD2595
CONTENTS2596
ENGINE AND COOLING SYSTEM2597
MAINTENANCE STANDARD OF ENGINE MOUNT2597
MAINTENANCE STANDARD OF DAMPER2598
MAINTENANCE STANDARD OF COOLING SYSTEM2599
MAINTENANCE STANDARD OF COOLING FAN MOTOR2600
MAINTENANCE STANDARD OF HYDRAULIC OIL COOLER BYPASS AND HST CHARGE SAFETY VALVE2602
POWER TRAIN2603
MAINTENANCE STANDARD OF HST PUMP2603
MAINTENANCE STANDARD OF EPC VALVE OF HST PUMP2605
MAINTENANCE STANDARD OF TOW RECEIVING VALVE OF HST PUMP2606
MAINTENANCE STANDARD OF HST CHARGE PUMP2607
MAINTENANCE STANDARD OF HST MOTOR2609
MAINTENANCE STANDARD OF FINAL DRIVE2611
MAINTENANCE STANDARD OF SPROCKET FOR PLUS TYPE TRACK SHOE2613
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING FOR PLUS TYPE TRACK SHOE2614
UNDERCARRIAGE AND FRAME2615
MAINTENANCE STANDARD OF SUSPENSION2615
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION2618
MAINTENANCE STANDARD OF IDLER2621
MAINTENANCE STANDARD OF TRACK ROLLER FOR PLUS TYPE TRACK SHOES (SINGLE FLANGE TYPE)2623
MAINTENANCE STANDARD OF TRACK ROLLER FOR PLUS TYPE TRACK SHOES (DOUBLE FLANGE TYPE)2624
MAINTENANCE STANDARD OF CARRIER ROLLER FOR PLUS TYPE TRACK SHOE2626
MAINTENANCE STANDARD OF PLUS TYPE TRACK SHOE2627
MAINTENANCE STANDARD OF SINGLE SHOE2629
HYDRAULIC SYSTEM2630
MAINTENANCE STANDARD OF HYDRAULIC TANK2630
MAINTENANCE STANDARD OF WORK EQUIPMENT AND COOLING FAN PUMP2631
MAINTENANCE STANDARD OF SERVO VALVE OF WORK EQUIPMENT AND COOLING FAN PUMP2632
MAINTENANCE STANDARD OF CONTROL VALVE2634
MAINTENANCE STANDARD OF RIPPER PPC VALVE2640
MAINTENANCE STANDARD OF 5-PORT VALVE OF EPC AND SOLENOID2642
MAINTENANCE STANDARD OF EPC VALVE2643
MAINTENANCE STANDARD OF QUICK DROP VALVE2644
WORK EQUIPMENT2646
MAINTENANCE STANDARD OF FRONT WORK EQUIPMENT2646
MAINTENANCE STANDARD OF CUTTING EDGE AND END BIT2649
MAINTENANCE STANDARD OF BLADE LIFT CYLINDER2650
MAINTENANCE STANDARD OF BLADE TILT CYLINDER2651
MAINTENANCE STANDARD OF BLADE ANGLE CYLINDER2652
MAINTENANCE STANDARD OF FIXED MULTI-SHANK RIPPER2653
MAINTENANCE STANDARD OF RIPPER LIFT CYLINDER2655
CAB AND ITS ATTACHMENTS2656
MAINTENANCE STANDARD OF CAB MOUNT2656
ELECTRICAL SYSTEM2658
MAINTENANCE STANDARD OF ELECTRIC STEERING CONTROL LEVER2658
80 APPENDIX2659
CONTENTS2660
AIR CONDITIONER SYSTEM2661
PRECAUTIONS FOR REFRIGERANT2661
AIR CONDITIONER COMPONENT2662
SPECIFICATIONS OF AIR CONDITIONER2665
CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE2666
OUTLINE OF REFRIGERATION CYCLE2667
COMPONENT PARTS OF AIR CONDITIONER SYSTEM2669
AIR CONDITIONER UNIT2669
CONFIGURATION DIAGRAM OF AIR CONDITIONER UNIT2669
FUNCTION OF AIR CONDITIONER UNIT2670
COMPONENT PARTS OF AIR CONDITIONER UNIT2671
FUNCTION OF EVAPORATOR AS AIR CONDITIONER UNIT COMPONENT2671
FUNCTION OF HEATER CORE AS AIR CONDITIONER UNIT COMPONENT2671
FUNCTION OF THERMISTOR AS AIR CONDITIONER UNIT COMPONENT2671
STRUCTURE OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT2672
FUNCTION OF EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT2672
OPERATE EXPANSION VALVE AS AIR CONDITIONER UNIT COMPONENT2672
FUNCTION OF DUAL PRESSURE SWITCH2673
FUNCTION OF PRESSURE SWITCH2673
COMPRESSOR2674
STRUCTURE OF COMPRESSOR2674
SPECIFICATIONS OF COMPRESSOR2674
FUNCTION OF COMPRESSOR2674
CONDENSER2675
STRUCTURE OF CONDENSER2675
SPECIFICATIONS OF CONDENSER2675
FUNCTION OF CONDENSER2676
RECEIVER DRIER2677
STRUCTURE OF RECEIVER DRIER2677
SPECIFICATIONS OF RECEIVER DRIER2677
FUNCTION OF RECEIVER DRIER2677
EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF AIR CONDITIONER2679
CIRCUIT DIAGRAM OF AIR CONDITIONER2682
AIR CONDITIONER SYSTEM DIAGRAM2683
CONTROL FUNCTION OF AIR CONDITIONER2684
INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS2685
TEST RELAYS2689
METHOD FOR TESTING RELAYS2689
AIR CONDITIONER TROUBLESHOOTING CHART 12691
AIR CONDITIONER TROUBLESHOOTING CHART 22692
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE2695
TROUBLESHOOTING FOR CONDENSER FAN2697
TROUBLESHOOTING FOR COMPRESSOR AND REFRIGERANT SYSTEM (AIR IS NOT COOLED)2700
TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS ABNORMAL)2704
TROUBLESHOOTING FOR TEMPERATURE CONTROL FUNCTION2707
TROUBLESHOOTING USING GAUGE PRESSURE2711
CONNECTION OF SERVICE TOOL2713
METHOD FOR CONNECTING SERVICE TOOL2714
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER PIPINGS2715
HANDLE COMPRESSOR OIL2717
90 CIRCUIT DIAGRAMS2719
CONTENTS2720
HYDRAULIC CIRCUIT DIAGRAM2721
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM2721
HYDRAULIC CIRCUIT DIAGRAM2725
ELECTRICAL CIRCUIT DIAGRAM2727
SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM2727
ELECTRICAL CIRCUIT DIAGRAM (1/16)2731
ELECTRICAL CIRCUIT DIAGRAM (2/16)2733
ELECTRICAL CIRCUIT DIAGRAM (3/16)2735
ELECTRICAL CIRCUIT DIAGRAM (4/16)2737
ELECTRICAL CIRCUIT DIAGRAM (5/16)2739
ELECTRICAL CIRCUIT DIAGRAM (6/16)2741
ELECTRICAL CIRCUIT DIAGRAM (7/16)2743
ELECTRICAL CIRCUIT DIAGRAM (8/16)2745
ELECTRICAL CIRCUIT DIAGRAM (9/16)2747
ELECTRICAL CIRCUIT DIAGRAM (10/16)2749
ELECTRICAL CIRCUIT DIAGRAM (11/16)2751
ELECTRICAL CIRCUIT DIAGRAM (12/16)2753
ELECTRICAL CIRCUIT DIAGRAM (13/16)2755
ELECTRICAL CIRCUIT DIAGRAM (14/16)2757
ELECTRICAL CIRCUIT DIAGRAM (15/16)2759
ELECTRICAL CIRCUIT DIAGRAM (16/16)2761
INDEX2763

IMAGES PREVIEW OF THE MANUAL:

S.M 28/12/24