Komatsu D65EXi-18E0 D65PXi-18E0 Bulldozer Shop Manual SEN06757-05 – PDF DOWNLOAD 

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Komatsu D65EXi-18E0 D65PXi-18E0 Bulldozer Shop Manual SEN06757-05 – PDF DOWNLOAD

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Komatsu D65EXi-18E0 D65PXi-18E0 Bulldozer Shop Manual SEN06757-05 – PDF DOWNLOAD 

Language : English
Pages : 3578
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

Komatsu D65EXi-18E0 D65PXi-18E0 Bulldozer Shop Manual SEN06757-05 – PDF DOWNLOAD 

SERIAL NUMBERS

D65EXi-91845 and up
D65PXi-91845 and up

Cover 1
00 Index and Foreword 3
Index 4
Abbreviation List 25
Foreword, Safety, Basic Information 31
How to Read the Shop Manual 31
Safety Notice for Operation 33
Precautions to Prevent Fire 41
Procedures If Fire Occurs 43
Precautions When You Discard Waste Materials 44
Procedures for Exhaust Gas Regulations 45
Precautions for DEF 46
General Character and Precautions for Handling 46
Precautions When You Add 46
Precautions for Storage 46
Precautions for Fire Hazard and Leakage 46
Other Precautions 46
Store DEF 47
Precautions When You Handle Hydraulic Equipment 48
Precautions When You Disconnect and Connect Pipings 51
Precautions When You Handle Electrical Equipment 58
Precautions When You Handle Fuel System Equipment 60
Precautions When You Handle Intake System Equipment 61
Practical Use of KOMTRAX 62
Disconnect and Connect Push-Pull Type Coupler 63
How to Disconnect and Connect Type 1 Push-Pull Type Coupler 63
How to Disconnect and Connect Type 2 Push-Pull Type Coupler 64
How to Disconnect and Connect Type 3 Push-Pull Type Coupler 65
Precautions for Disconnection and Connection of Connectors 67
Disconnect and Connect Deutsch Connector 71
How to Disconnect and Connect Slide Lock Type Connector 72
Disconnect and Connect Connector with Lock to Pull 74
Disconnect and Connect Connector with Lock to Push 75
Disconnect and Connect Connector with Housing to Rotate 77
How to Read the Codes for Electric Cable 78
Explanation of Terms for Maintenance Standard 82
Standard Tightening Torque Table 85
Conversion Table 92
01 Specification 97
Table of Contents 98
Abbreviation List 99
Specifications 105
Specification Drawing 105
Specification Drawing: D65EXI-18E0 105
Specification Drawing: D65PXI-18E0 106
Specification Drawing: D65PXI-18E0 (Wide Gauge Specification) 107
Specifications 109
Specifications: D65EXI-18E0 109
Specifications: D65PXI-18E0 114
Specifications: D65PXI-18E0 (Wide Gauge Specification) 119
Weight Table 125
Weight Table: D65EXI-18E0 125
Weight Table: D65PXI-18E0 127
Weight Table: D65PXI-18E0 (Wide Gauge Specification) 130
Table of Fuel, Coolant, and Lubricants 132
10 Structure and Function 135
Table of Contents 136
Abbreviation List 140
Urea SCR System 146
Layout Drawing of Urea SCR System 146
Urea SCR System Diagram 148
Function of Urea SCR System 149
Function of DEF System 149
Inducement Strategy 151
Component Parts of Urea SCR System 165
DEF Mixing Tube 165
SCR Assembly 165
DEF Tank 168
DEF Pump 170
DEF Injector 171
DEF Hose 172
DEF Tank Heating Valve 173
Boot-up System 174
Layout Drawing of Boot-up System (Machine with KOMTRAX Terminal) 174
Layout Drawing of Boot-up System (Machine with Gateway Function Controller) 176
System Operating Lamp System 178
System Diagram of System Operating Lamp System (Machine with KOMTRAX Terminal) 178
System Diagram of System Operating Lamp System (Machine with Gateway Function Controller) 178
Function of System Operating Lamp System (Machine with KOMTRAX Terminal) 178
Function of System Operating Lamp System (Machine with Gateway Function Controller) 179
Battery Disconnect Switch 181
Layout Drawing of Battery Disconnect Switch 181
Function of Battery Disconnect Switch 181
Engine System 183
Layout Drawing of Engine System 183
Engine Control System 185
Layout of Engine Control System (Machine with KOMTRAX Terminal) 185
Layout of Engine Control System (Machine with Gateway Function Controller) 187
System Diagram of Engine Control System (Machine with KOMTRAX Terminal) 188
System Diagram of Engine Control System (Machine with Gateway Function Controller) 190
Function of Engine Control System (Machine with KOMTRAX Terminal) 192
Function of Engine Control System (Machine with Gateway Function Controller) 194
Automatic Idle Stop System 196
Automatic Idle Stop System Diagram (Machine with KOMTRAX Terminal) 196
System Diagram of Automatic Idle Stop System (Machine with Gateway Function Controller) 197
Function of Automatic Idle Stop System 197
Component Parts of Engine System 200
Damper 200
VGT 201
EGR System 205
EGR Valve 207
EGR Cooler 209
KCCV System 210
KCCV Ventilator 212
KDPF 214
Cooling System 219
Layout Drawing of Cooling System 219
Specifications of Cooling System 220
Cooling Fan Control System 221
System Diagram of Cooling Fan Control System 221
Function of Cooling Fan Control System 222
Component Parts of Cooling System 224
Cooling Fan Pump 224
Cooling Fan Motor 233
Hydraulic Oil Cooler Bypass Valve 240
Control System 241
Layout Drawing of Control System (Machine with KOMTRAX Terminal) 241
Layout Drawing of Control System (Machine with Gateway Function Controller) 242
Machine Monitor System 243
System Diagram of Machine Monitor System (Machine with KOMTRAX Terminal) 243
System Diagram of Machine Monitor System (Machine with Gateway Function Controller) 244
Function of Machine Monitor System 244
KOMTRAX System 245
KOMTRAX System Diagram (Machine with KOMTRAX Terminal) 245
System Diagram of KOMTRAX System (Machine with Gateway Function Controller) 245
Function of KOMTRAX System 246
Component Parts of Control System 247
Machine Monitor 247
KOMTRAX Terminal 262
Gateway Function Controller 264
Communication Terminal 267
Power Train Controller 269
Engine Controller 273
Hydraulic System 280
Layout Drawing of Hydraulic System 280
CLSS 281
Structure of CLSS 281
Function of CLSS 282
Component Parts of Hydraulic System 284
Hydraulic Tank 284
Work Equipment and HSS Pump 285
LS Valve 290
PC Valve 295
PC-EPC Valve 300
Control Valve 304
Power Train System 335
Layout Drawing of Power Train System 335
Operation of Power Train System 338
Transmission, Steering, and Brake Control 339
Layout Drawing of Transmission, Steering, and Brake Control System 339
Function of Transmission, Steering, and Brake Control 340
Palm Command Control System 341
Palm Command Control System Diagram 341
HSS System 345
HSS System Diagram 345
Function of HSS System 346
Centralized Pressure Pickup Port 348
Layout Drawing of Centralized Pressure Pickup Port 348
Function of Centralized Pressure Pickup Port 348
Component Parts of Power Train System 349
Universal Joint 349
Power Train Mount 349
Torque Converter and PTO 350
Lockup Clutch ECMV 355
Transmission 359
Transmission Control Valve 371
Forward and Reverse Clutch ECMV and Gear Speed Clutch ECMV 372
Main Relief Valve and Torque Converter Relief Valve 377
Transmission Lubrication Relief Valve 379
Bevel Gear Shaft, HSS, and Brake 380
Brake Valve 399
Final Drive 403
Scavenging Pump 406
Steering Lubrication Pump and Power Train Pump 407
HSS Motor 408
Electric Steering Electric Lever 413
Work Equipment System 417
Work Equipment Control 417
Layout Drawing of Work Equipment Control 417
Function of Work Equipment Control 418
Layout of Tilt Dozer and Power Tilt Pitch Dozer Series 420
Layout of Power Angle Power Tilt Dozer Series 421
Layout Drawing of Fixed Multi-Shank Ripper 422
Component Parts of Work Equipment System 423
Self-Pressure Reducing Valve 423
Work Equipment Lock Solenoid Valve 429
Blade PPC Valve 433
Ripper PPC Valve 439
Blade Pitch Selector Solenoid Valve 442
Pilot Circuit Accumulator 444
Angle Control EPC Valve 445
Quick Drop Valve 448
Piston Valve 449
ICT System 452
Layout Drawing of ICT System 452
System Diagram of ICT Control System 455
Blade Control System 457
Function of Blade Control System 457
Leveling Mode System Diagram 459
Function of Leveling Mode 460
Dozing Mode System Diagram 461
Function of Dozing Mode 462
Operation of Dozing Mode 462
Smooth Start System 463
Smooth Start System Diagram 463
Function of Smooth Start System 463
Operation of Smooth Start System 464
Slip Control System 465
Slip Control System Diagram 465
Function of Slip Control System 466
Operation of Slip Control System 466
Assist Control System 467
Assist Control System Diagram 467
Function of Assist Control System 467
Operation of Assist Control System 468
Component Parts of ICT System 469
ICT Sensor Controller 469
Control Box 476
GNSS Receiver 478
GNSS Antenna 482
IMU Sensor 482
Cylinder EPC Valve Block Assembly 487
Stroke and Reset Sensor for Blade Lift Cylinder 493
Stroke Sensor for Blade Tilt Cylinder 495
Stroke Sensor for Blade Angle Cylinder 496
Undercarriage and Frame 498
Main Frame 498
Structure of Main Frame 498
Suspension 500
Structure of Suspension 500
Specifications of Suspension 501
Function of Suspension 502
Track Frame and Idler Cushion 503
Structure of Track Frame and Idler Cushion 503
Function of Track Frame and Idler Cushion 505
Work Equipment 506
Structure of Front Work Equipment (For Tilt Dozer and Power Tilt Pitch Dozer Series) 506
Structure of Front Work Equipment (For Power Angle Power Tilt Dozer Series) 507
Structure of Fixed Multi-Shank Ripper 508
CAB Related Parts 509
ROPS CAB 509
Structure of ROPS CAB (Machine with KOMTRAX Terminal) 509
Structure of ROPS CAB (Machine with Gateway Function Controller) 510
Function of ROPS CAB 511
CAB Mount 512
Structure of CAB Mount 512
Function of CAB Mount 512
20 Standard Value Table 513
Table of Contents 514
Abbreviation List 515
Standard Value Table for Engine 521
Standard Value Table for Engine: D65EXI-18E0 521
Standard Value Table for Engine: D65PXI-18E0 526
Standard Value Table for Machine 531
Standard Value Table for Machine: D65EXI-18E0 531
Standard Value Table for Machine: D65PXI-18E0 547
Machine Posture and Procedures to Measure Performance 564
Standard Value Table for Electricity 566
Standard Value Table for Electricity 566
30 Testing and Adjusting 575
Table of Contents 576
Precautions Before Work 580
Abbreviation List 581
Related Information on Testing and Adjusting 587
Tools for Testing and Adjusting 587
Sketch of Tools for Testing and Adjusting 596
Engine and Cooling System 599
Examine Engine Speed 599
How to Examine Engine Speed 599
Examine Boost Pressure 603
How to Examine Boost Pressure 603
Examine Exhaust Gas Temperature 605
How to Examine Exhaust Gas Temperature 605
Examine Exhaust Gas Color 607
How to Examine Exhaust Gas Color with the Handy Smoke Checker 607
How to Examine Exhaust Gas Color with Smoke Meter 607
Examine Mass Air Flow and Temperature Sensor 609
How to Examine Mass Air Flow and Temperature Sensor 609
Examine and Adjust Valve Clearance 611
Check Valve Clearance 611
Adjust Valve Clearance 612
Examine Compression Pressure 614
How to Examine Compression Pressure 614
Examine Blowby Pressure 616
How to Examine Blowby Pressure 616
Examine Engine Oil Pressure 619
How to Examine Engine Oil Pressure 619
Examine EGR Valve and VGT Oil Pressure 620
How to Examine EGR Valve and VGT Oil Pressure 620
Examine Fuel Pressure 622
How to Examine Fuel Pressure 623
Examine Fuel Discharge, Return and Leakage 629
How to Examine Fuel Discharge, Return, and Leakage 630
Bleed Air from Fuel System 634
How to Bleed Air from Fuel System 634
Examine Fuel Circuit for Leakage 636
How to Examine Fuel System for Leakage 636
Handle Cylinder Cut-out Mode Operation 638
Handle No-Injection Cranking Operation 639
Examine and Adjust Air Conditioner Compressor Belt Tension 640
How to Examine Air Conditioner Compressor Belt Tension 640
How to Adjust Air Conditioner Compressor Belt Tension 640
Examine Alternator Belt 641
How to Examine Alternator Belt 641
Examine Automatic Tensioner 643
How to Examine Automatic Tensioner 643
Write Correction for Ash in Soot Accumulation to Engine Controller 645
How to Write Correction for Ash in Soot Accumulation to Engine Controller 645
Examine SCR Related Functions 646
Examine DEF Pump Raised Pressure 650
Examine Injection Volume from DEF Injector 653
Examine DEF Line Heater Relay 1 658
Examine DEF Line Heater Relay 2 661
Examine DEF Pump Heater Relay 664
Examine DEF Tank Heater Valve 667
Examine SCR Denitration Efficiency 670
Clean DEF Tank 673
How to Clean DEF Tank 673
Clean DEF Tank Mounting Part 677
How to Clean DEF Tank Mounting Part 677
Clean DEF Pump 679
How to Clean DEF Pump 679
Adjust Decelerator Pedal 685
How to Adjust Decelerator Pedal 685
Power Train 687
Examine Power Train Oil Pressure 687
How to Examine Power Train Oil Pressure 688
Adjust Transmission Output Shaft Speed Sensor 699
How to Adjust Transmission Output Shaft Speed Sensor 699
Examine Brake Performance Simply 701
How to Examine Brake Performance Simply 701
Adjust Brake Pedal 702
How to Adjust Brake Pedal 702
Adjust Parking Brake Lever 704
How to Adjust Parking Brake Lever 704
Move Machine by Parking Brake Release When Machine Does Not Travel 706
Move Machine with Hydraulic Type Parking Brake Release System 706
Move Machine with Electric Type Parking Brake Release System 707
Undercarriage and Frame 709
Adjust Idler Clearance 709
How to Adjust Idler Clearance 709
Examine and Adjust Track Tension 710
How to Examine Track Tension 710
How to Adjust Track Tension 710
Hydraulic System 711
Release Remained Pressure in Hydraulic Circuit 711
How to Release Remained Pressure in Hydraulic System 711
Examine and Adjust Work Equipment and HSS Oil Pressure 712
How to Examine Work Equipment and HSS Oil Pressure 712
Adjust Oil Pressure of Work Equipment and HSS 716
Examine Oil Pressure of Control Circuit 717
Examine Oil Pressure in Control Circuit 717
Examine PPC Valve Outlet Pressure 719
Examine Outlet Pressure in PPC Valve 719
Bleed Air from HSS Pump 721
How to Bleed Air from HSS Pump 721
Examine and Adjust Play of Work Equipment PPC Valve 722
How to Examine Play of Work Equipment PPC Valve 722
How to Adjust Play of Work Equipment PPC Valve 723
Examine Cooling Fan Speed 724
How to Examine Cooling Fan Speed 724
Examine Cooling Fan Circuit Oil Pressure 725
How to Examine Cooling Fan Circuit Oil Pressure 725
Bleed Air in Cooling Fan Pump 727
How to Bleed Air in Cooling Fan Pump 727
Examine Parts Which Cause Hydraulic Drift of Work Equipment 728
How to Examine Parts Which Cause Hydraulic Drift of Blade Lift Cylinder 728
How to Examine the Parts Which Cause Hydraulic Drift of Blade Tilt Cylinder 728
How to Examine the Parts Which Cause Hydraulic Drift of Ripper Lift Cylinder 729
Examine Oil Leakage from Work Equipment Cylinder 730
How to Examine Internal Oil Leakage of Work Equipment Cylinder 730
Bleed Air from Work Equipment Cylinders 732
Bleed Air from Work Equipment Cylinder 732
Work Equipment 734
Adjust Work Equipment Lock Lever 734
How to Adjust Work Equipment Lock Lever 734
CAB Related Parts 736
Examine and Adjust Operator Cab 736
Examine Operator Cab 736
Adjust Operator Cab 738
Electrical System 741
Set and Operate Machine Monitor 741
Operator Mode 745
Function to Show Technician Identification Status Screen 745
Function to Show Operator Identification Input Screen 745
Examine Function by LCD (Liquid Crystal Display) 746
Examine Function of Service Meter 746
Usage Limitation and Change Maintenance Password 746
Service Mode 749
How to Operate Service Mode 749
How to See Pre-defined Monitoring Information 750
How to Examine Self-Define Monitor Information 763
Abnormality Record Menu 774
How to See Maintenance Record 778
Maintenance Mode Setting 779
Set Phone Number Entry 783
Default Menu 785
Diagnostic Tests Menu 792
Adjustment Menu 801
No-Injection Cranking Operation 866
KOMTRAX Settings Menu 868
Show Service Message 872
Start Up KOMTRAX Terminal (Machine with KOMTRAX Terminal) 874
Stop Use of KOMTRAX Terminal (Machine with KOMTRAX Terminal) 879
Start Up KOMTRAX System (Machine with Gateway Function Controller) 881
Stop Use of KOMTRAX System (Machine with Gateway Function Controller) 887
Adjust When Power Train Controller is Replaced 889
How to Adjust When Power Train Controller is Replaced 889
Adjust Rearview Camera Angle 892
How to Adjust Rearview Camera Angle 892
Handle Voltage Circuit of Engine Controller 893
Handle Battery Disconnect Switch (Machine with KOMTRAX Terminal) 894
Handle Battery Disconnect Switch (Machine with Gateway Function Controller) 895
Examine Diodes 896
Examine Diodes by Digital Tester 896
How to Examine Diodes by Analog Tester 896
ICT System 897
Set and Operate Control Box 897
Examine and Adjust ICT Related Devices (SIGMA Power Tilt Pitch Dozer) 898
Examine and Adjust ICT Related Devices (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 901
Examine and Adjust ICT Related Devices (Power Angle Power Tilt Dozer) 904
Calibrate Blade Edge Position (SIGMA Power Tilt Pitch Dozer) 907
Calibrate Blade Edge Position (SIGMADOZER, Straight Tilt Dozer, Power Angle Power Tilt Dozer) 908
How to Operate Blade Calibration Menu (Pitch Rod Calibration) (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 909
How to Operate Blade Calibration Menu (Pitch Rod Calibration) (Power Angle Power Tilt Dozer) 911
How to Operate Blade Calibration Menu (Machine Cal Step A) (SIGMA Power Tilt Pitch Dozer) 913
How to Operate Blade Calibration Menu (Machine Cal Step A) (Semi-U Dozer) 917
How to Operate Blade Calibration Menu (Machine Cal Step A) (Power Angle Power Tilt Dozer) 922
How to Operate Blade Calibration Menu (Machine Cal Step B) (SIGMA Power Tilt Pitch Dozer) 927
How to Operate Blade Calibration Menu (Machine Cal Step B) (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 941
How to Operate Blade Calibration Menu (Machine Cal Step B) (Power Angle Power Tilt Dozer) 955
Calibrate IMU Sensor 970
How to Calibrate IMU Sensor 970
Reset Cylinder Stroke End (SIGMA Power Tilt Pitch Dozer, SIGMADOZER, Semi-U Dozer Straight Tilt Dozer) 977
Reset Cylinder Stroke End (Power Angle Power Tilt Dozer) 979
Reset Lift Cylinder Stroke End 979
Reset Tilt Cylinder Stroke End 980
Reset Angle Cylinder Stroke End 980
Set Standard Angle of Blade Edge 982
How to Input Wear Volume of Blade Edge and Track Shoes 984
Examine and Adjust Blade Elevation 985
Examine Blade Elevation (SIGMA Power Tilt Pitch Dozer) (For Old Control Box) 985
Examine Blade Elevation (SIGMA Power Tilt Pitch Dozer) (For New Control Box) 988
Examine Blade Elevation (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) (For Old Control Box) 992
Examine Blade Elevation (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) (For New Control Box) 995
Examine Blade Elevation (Power Angle Power Tilt Dozer) (For Old Control Box) 998
Examine Blade Elevation (Power Angle Power Tilt Dozer) (For New Control Box) 1001
Adjust Blade Elevation (For Old Control Box) 1004
Adjust Blade Elevation (For New Control Box) 1004
Examine Stroke Sensor for Lift Cylinder 1006
How to Examine Stroke Sensor for Lift Cylinder (SIGMA Power Tilt Pitch Dozer, SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 1006
How to Examine Stroke Sensor for Lift Cylinder (Power Angle Power Tilt Dozer) 1009
Examine Stroke Sensor for Tilt Cylinder 1011
How to Examine Stroke Sensor for Tilt Cylinder 1011
Examine Stroke Sensor for Angle Cylinder 1013
How to Examine Stroke Sensor for Angle Cylinder 1013
Examine and Adjust Reset Sensor for Lift Cylinder 1015
How to Examine Reset Sensor for Lift Cylinder (SIGMA Power Tilt Pitch Dozer, SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 1015
How to Examine Reset Sensor for Lift Cylinder (Power Angle Power Tilt Dozer) 1016
How to Adjust Reset Sensor for Lift Cylinder (SIGMA Power Tilt Pitch Dozer) 1017
How to Adjust Reset Sensor for Lift Cylinder (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 1017
How to Adjust Reset Sensor for Lift Cylinder (Power Angle Power Tilt Dozer) 1017
Adjust When ICT Sensor Controller is Replaced 1018
How to Adjust When ICT Sensor Controller is Replaced (SIGMA Power Tilt Pitch Dozer) 1018
Adjust When ICT Sensor Controller is Replaced (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 1020
How to Adjust When ICT Sensor Controller is Replaced (Power Angle Power Tilt Dozer) 1023
Adjust When ICT Related Devices are Repaired or Replaced (SIGMA Power Tilt Pitch Dozer) 1026
Adjust When ICT Related Devices are Repaired or Replaced (SIGMADOZER, Semi-U Dozer, Straight Tilt Dozer) 1031
Adjust When ICT Related Devices are Repaired or Replaced (Power Angle Power Tilt Dozer) 1036
Pm Clinic 1039
Pm Clinic Service 1039
Pm Clinic Check Sheet: D65EXI-18E0 1041
Pm Clinic Check Sheet: D65PXI-18E0 1051
Pm Clinic Check Sheet for Undercarriage: D65EXI-18E0 1061
Pm Clinic Check Sheet for Undercarriage: D65PXI-18E0 1064
40 Troubleshooting 1067
Table of Contents 1068
Precautions Before Work 1080
Abbreviation List 1081
Related Information to Troubleshooting 1087
General Troubleshooting Points 1087
Troubleshooting Points for Urea SCR System 1088
Sequence of Events in Troubleshooting 1100
Checks Before Troubleshooting 1102
Inspection Procedure Before Troubleshooting 1104
Walk-Around Check 1104
Test in Accordance with Testing Procedure 1106
How to Examine Electric Equipment 1106
Preparation for Troubleshooting of Electrical System 1114
Procedure for Troubleshooting 1122
Symptom and Troubleshooting Numbers 1125
Information Shown in Troubleshooting Table 1130
Diagnose Open Circuit of Hydraulic Pressure Sensor System Wiring Harness 1132
Connector List and Layout (Machine with KOMTRAX Terminal) 1134
Connector List and Layout (Machine with Gateway Function Controller) 1153
Connector Contact Connection Table 1172
T-Branch Box and T-Branch Adapter Table 1212
Fuse Location Table (Machine with KOMTRAX Terminal) 1218
Fuse Location Table (Machine with Gateway Function Controller) 1221
Precautions When You Clean and Replace KDPF (KCSF and KDOC) 1224
Prepare Short Circuit Electrical Connector (For Failure Codes [CA1883] and [CA3135]) 1228
Failure Code Table 1230
Troubleshooting by Failure Code (Display of Code) 1252
Failure Code [1500L0] 1252
Failure Code [15SAL1] 1253
Failure Code [15SALH] 1255
Failure Code [15SBL1] 1257
Failure Code [15SBLH] 1259
Failure Code [15SEL1] 1261
Failure Code [15SELH] 1263
Failure Code [15SFL1] 1265
Failure Code [15SFLH] 1267
Failure Code [15SGL1] 1269
Failure Code [15SGLH] 1271
Failure Code [15SJL1] 1273
Failure Code [15SJLH] 1275
Failure Code [1800MW] 1277
Failure Code [879AKA] 1278
Failure Code [879AKB] 1279
Failure Code [879BKA] 1280
Failure Code [879BKB] 1282
Failure Code [879CKA] 1284
Failure Code [879CKB] 1285
Failure Code [879DKZ] 1286
Failure Code [879EMC] 1288
Failure Code [879FMC] 1289
Failure Code [879GKX] 1290
Failure Code [989L00] 1292
Failure Code [989M00] 1293
Failure Code [989N00] 1294
Failure Code [A1U0N3] 1295
Failure Code [A1U0N4] 1297
Failure Code [A900FR] 1299
Failure Code [A900N6] 1300
Failure Code [A900NY] 1301
Failure Code [AA10NX] 1302
Failure Code [AB00KE] 1304
Failure Code [AQ10N3] 1306
Failure Code [AS00N3] 1308
Failure Code [AS00R2] 1310
Failure Code [AS00R3] 1311
Failure Code [AS00R4] 1312
Failure Code [AS00R5] 1313
Failure Code [AS00R6] 1314
Failure Code [AS00ZK] 1315
Failure Code [AS10KM] 1316
Failure Code [AS10NR] 1317
Failure Code [AS10NT] 1318
Failure Code [B@BAZG] 1319
Failure Code [B@BCNS] 1320
Failure Code [B@BCQA] 1321
Failure Code [B@BCZK] 1323
Failure Code [B@CENS] 1325
Failure Code [B@HANS] 1326
Failure Code [CA115] 1327
Failure Code [CA122] 1328
Failure Code [CA123] 1330
Failure Code [CA131] 1332
Failure Code [CA132] 1334
Failure Code [CA144] 1337
Failure Code [CA145] 1339
Failure Code [CA153] 1341
Failure Code [CA154] 1344
Failure Code [CA187] 1347
Failure Code [CA221] 1349
Failure Code [CA222] 1351
Failure Code [CA227] 1353
Failure Code [CA234] 1354
Failure Code [CA238] 1355
Failure Code [CA239] 1357
Failure Code [CA249] 1359
Failure Code [CA256] 1361
Failure Code [CA271] 1363
Failure Code [CA272] 1365
Failure Code [CA281] 1367
Failure Code [CA322] 1368
Failure Code [CA323] 1370
Failure Code [CA324] 1372
Failure Code [CA325] 1374
Failure Code [CA331] 1376
Failure Code [CA332] 1378
Failure Code [CA343] 1380
Failure Code [CA351] 1381
Failure Code [CA352] 1382
Failure Code [CA356] 1385
Failure Code [CA357] 1387
Failure Code [CA386] 1389
Failure Code [CA428] 1390
Failure Code [CA429] 1392
Failure Code [CA435] 1394
Failure Code [CA441] 1396
Failure Code [CA442] 1398
Failure Code [CA449] 1399
Failure Code [CA451] 1403
Failure Code [CA452] 1406
Failure Code [CA488] 1408
Failure Code [CA515] 1409
Failure Code [CA516] 1411
Failure Code [CA553] 1413
Failure Code [CA555] 1414
Failure Code [CA556] 1415
Failure Code [CA559] 1416
Failure Code [CA595] 1420
Failure Code [CA687] 1421
Failure Code [CA689] 1423
Failure Code [CA691] 1428
Failure Code [CA692] 1430
Failure Code [CA697] 1432
Failure Code [CA698] 1433
Failure Code [CA731] 1434
Failure Code [CA778] 1436
Failure Code [CA1117] 1441
Failure Code [CA1664] 1442
Failure Code [CA1669] 1445
Failure Code [CA1673] 1446
Failure Code [CA1677] 1447
Failure Code [CA1678] 1448
Failure Code [CA1682] 1449
Failure Code [CA1683] 1453
Failure Code [CA1684] 1455
Failure Code [CA1686] 1457
Failure Code [CA1691] 1458
Failure Code [CA1694] 1461
Failure Code [CA1695] 1464
Failure Code [CA1696] 1465
Failure Code [CA1712] 1467
Failure Code [CA1713] 1470
Failure Code [CA1714] 1472
Failure Code [CA1715] 1473
Failure Code [CA1776] 1474
Failure Code [CA1777] 1477
Failure Code [CA1843] 1480
Failure Code [CA1844] 1482
Failure Code [CA1879] 1485
Failure Code [CA1881] 1488
Failure Code [CA1883] 1491
Failure Code [CA1885] 1495
Failure Code [CA1887] 1497
Failure Code [CA1921] 1499
Failure Code [CA1922] 1502
Failure Code [CA1942] 1507
Failure Code [CA1993] 1508
Failure Code [CA2185] 1511
Failure Code [CA2186] 1513
Failure Code [CA2249] 1515
Failure Code [CA2265] 1516
Failure Code [CA2266] 1518
Failure Code [CA2271] 1520
Failure Code [CA2272] 1523
Failure Code [CA2288] 1526
Failure Code [CA2311] 1527
Failure Code [CA2349] 1528
Failure Code [CA2353] 1531
Failure Code [CA2357] 1533
Failure Code [CA2381] 1534
Failure Code [CA2382] 1537
Failure Code [CA2383] 1540
Failure Code [CA2386] 1543
Failure Code [CA2387] 1545
Troubleshooting Flowchart 1549
Failure Code [CA2555] 1550
Failure Code [CA2556] 1553
Failure Code [CA2637] 1556
Failure Code [CA2639] 1558
Failure Code [CA2771] 1561
Failure Code [CA2777] 1567
Failure Code [CA2976] 1570
Failure Code [CA3133] 1572
Failure Code [CA3134] 1574
Failure Code [CA3135] 1576
Failure Code [CA3142] 1580
Failure Code [CA3143] 1581
Failure Code [CA3144] 1582
Failure Code [CA3146] 1584
Failure Code [CA3147] 1585
Failure Code [CA3148] 1586
Failure Code [CA3151] 1588
Failure Code [CA3165] 1594
Failure Code [CA3229] 1596
Failure Code [CA3231] 1598
Failure Code [CA3232] 1600
Failure Code [CA3235] 1604
Failure Code [CA3239] 1606
Failure Code [CA3241] 1609
Failure Code [CA3242] 1612
Failure Code [CA3251] 1615
Failure Code [CA3253] 1617
Failure Code [CA3254] 1620
Failure Code [CA3255] 1623
Failure Code [CA3256] 1626
Failure Code [CA3311] 1628
Failure Code [CA3312] 1630
Failure Code [CA3313] 1633
Failure Code [CA3314] 1634
Failure Code [CA3315] 1635
Failure Code [CA3316] 1638
Failure Code [CA3317] 1639
Failure Code [CA3318] 1640
Failure Code [CA3319] 1643
Failure Code [CA3321] 1644
Failure Code [CA3322] 1646
Failure Code [CA3419] 1649
Failure Code [CA3421] 1651
Failure Code [CA3497] 1653
Failure Code [CA3498] 1654
Failure Code [CA3543] 1655
Failure Code [CA3545] 1662
Failure Code [CA3547] 1664
Failure Code [CA3558] 1665
Failure Code [CA3559] 1667
Failure Code [CA3562] 1669
Failure Code [CA3563] 1671
Failure Code [CA3567] 1674
Failure Code [CA3568] 1677
Failure Code [CA3571] 1683
Failure Code [CA3572] 1685
Failure Code [CA3574] 1687
Failure Code [CA3575] 1689
Failure Code [CA3577] 1691
Failure Code [CA3578] 1693
Failure Code [CA3582] 1695
Failure Code [CA3583] 1704
Failure Code [CA3596] 1706
Failure Code [CA3649] 1709
Failure Code [CA3681] 1711
Failure Code [CA3682] 1713
Failure Code [CA3713] 1716
Failure Code [CA3717] 1719
Failure Code [CA3718] 1720
Failure Code [CA3725] 1721
Failure Code [CA3741] 1724
Failure Code [CA3748] 1725
Failure Code [CA3751] 1728
Failure Code [CA3755] 1730
Failure Code [CA3866] 1732
Failure Code [CA3867] 1736
Failure Code [CA3868] 1739
Failure Code [CA3899] 1743
Failure Code [CA3911] 1745
Failure Code [CA3912] 1749
Failure Code [CA3932] 1751
Failure Code [CA3933] 1753
Failure Code [CA3934] 1755
Failure Code [CA3935] 1758
Failure Code [CA3936] 1760
Failure Code [CA4151] 1762
Failure Code [CA4152] 1766
Failure Code [CA4155] 1770
Failure Code [CA4156] 1773
Failure Code [CA4157] 1776
Failure Code [CA4158] 1778
Failure Code [CA4159] 1779
Failure Code [CA4161] 1780
Failure Code [CA4162] 1782
Failure Code [CA4163] 1785
Failure Code [CA4164] 1787
Failure Code [CA4165] 1789
Failure Code [CA4166] 1791
Failure Code [CA4168] 1793
Failure Code [CA4169] 1796
Failure Code [CA4171] 1798
Failure Code [CA4249] 1801
Failure Code [CA4251] 1803
Failure Code [CA4259] 1805
Failure Code [CA4261] 1808
Failure Code [CA4277] 1811
Failure Code [CA4281] 1815
Failure Code [CA4459] 1819
Failure Code [CA4461] 1822
Failure Code [CA4658] 1825
Failure Code [CA4731] 1829
Failure Code [CA4732] 1830
Failure Code [CA4739] 1831
Failure Code [CA4768] 1832
Failure Code [CA4769] 1834
Failure Code [CA4842] 1837
Failure Code [CA4952] (Machine with KOMTRAX Terminal) 1841
Failure Code [CA4952] (Machine with Gateway Function Controller) 1843
Failure Code [CA5115] 1845
Failure Code [CA5383] 1848
Failure Code [D130KA] 1850
Failure Code [D130KB] 1853
Failure Code [D19DKA] 1855
Failure Code [D19DKB] 1857
Failure Code [D19JKZ] 1859
Failure Code [D811MC] (Machine with KOMTRAX Terminal) 1862
Failure Code [D811MC] (Machine with Gateway Function Controller) 1863
Failure Code [D862KA] (Machine with KOMTRAX Terminal) 1864
Failure Code [D862KA] (Machine with Gateway Function Controller) 1865
Failure Code [D8ALKA] (Machine with KOMTRAX Terminal) 1866
Failure Code [D8ALKA] (Machine with Gateway Function Controller) 1868
Failure Code [D8ALKB] (Machine with KOMTRAX Terminal) 1870
Failure Code [D8ALKB] (Machine with Gateway Function Controller) 1872
Failure Code [D8AQKR] (Machine with KOMTRAX Terminal) 1874
Failure Code [D8AQKR] (Machine with Gateway Function Controller) 1876
Failure Code [D8G1KT] 1878
Failure Code [D8G6KT] 1879
Failure Code [DAF0MB] 1880
Failure Code [DAF0MC] 1881
Failure Code [DAF8KB] 1882
Failure Code [DAF9KQ] 1883
Failure Code [DAFGMC] (Machine with KOMTRAX Terminal) 1884
Failure Code [DAFGMC] (Machine with Gateway Function Controller) 1885
Failure Code [DAFLKA] (Machine with KOMTRAX Terminal) 1886
Failure Code [DAFLKA] (Machine with Gateway Function Controller) 1888
Failure Code [DAFLKB] (Machine with KOMTRAX Terminal) 1890
Failure Code [DAFLKB] (Machine with Gateway Function Controller) 1892
Failure Code [DAFQKR] (Machine with KOMTRAX Terminal) 1894
Failure Code [DAFQKR] (Machine with Gateway Function Controller) 1895
Failure Code [DAQW00] 1896
Failure Code [DAZ9KQ] 1897
Failure Code [DAZQKR] 1898
Failure Code [DB2QKR] (Machine with KOMTRAX Terminal) 1899
Failure Code [DB2QKR] (Machine with Gateway Function Controller) 1904
Failure Code [DB2RKR] 1909
Failure Code [DBE0KT] 1915
Failure Code [DBE1KK] 1916
Failure Code [DBE2KK] 1919
Failure Code [DBE5KK] 1922
Failure Code [DBE6KK] 1924
Failure Code [DBE7KK] 1926
Failure Code [DBE9KQ] 1928
Failure Code [DBELKA] 1929
Failure Code [DBELKB] 1931
Failure Code [DBEQKR] 1933
Failure Code [DBERKR] 1934
Failure Code [DBR0KT] 1936
Failure Code [DBR0MC] 1937
Failure Code [DBR1KK] 1938
Failure Code [DBR2KK] 1941
Failure Code [DBR5KK] 1944
Failure Code [DBR7KK] 1946
Failure Code [DBRLKA] (Machine with KOMTRAX Terminal) 1948
Failure Code [DBRLKA] (Machine with Gateway Function Controller) 1950
Failure Code [DBRLKB] (Machine with KOMTRAX Terminal) 1952
Failure Code [DBRLKB] (Machine with Gateway Function Controller) 1954
Failure Code [DBRPMA] 1956
Failure Code [DBRQKR] 1957
Failure Code [DBRRKR] 1959
Failure Code [DBTSKR] 1960
Failure Code [DBUTKA] 1963
Failure Code [DD12KA] 1964
Failure Code [DD12KB] 1966
Failure Code [DD13KA] 1968
Failure Code [DD13KB] 1970
Failure Code [DD14KA] 1972
Failure Code [DD14KB] 1974
Failure Code [DDKFL4] 1976
Failure Code [DDKGL4] 1978
Failure Code [DDKHKA] 1980
Failure Code [DDKHKB] 1982
Failure Code [DDKQKA] 1984
Failure Code [DDKQKB] 1986
Failure Code [DDKRKA] 1988
Failure Code [DDKRKB] 1990
Failure Code [DDKSKA] 1992
Failure Code [DDKSKB] 1994
Failure Code [DDN7KA] 1996
Failure Code [DDN7KB] 1998
Failure Code [DDNLKA] 2000
Failure Code [DDNLKB] 2002
Failure Code [DGS1KA] 2004
Failure Code [DGS1KX] 2006
Failure Code [DGT1KA] 2008
Failure Code [DGT1KX] 2011
Failure Code [DH21KA] 2013
Failure Code [DH21KY] 2015
Failure Code [DHA4KA] 2017
Failure Code [DHAAMA] 2019
Failure Code [DHACMA] 2021
Failure Code [DHSKKA] 2023
Failure Code [DHSKKY] 2025
Failure Code [DHSLKA] 2027
Failure Code [DHSLKY] 2029
Failure Code [DHSWKA] 2031
Failure Code [DHSWKY] 2033
Failure Code [DHSXKA] 2035
Failure Code [DHSXKY] 2037
Failure Code [DHTDKA] 2039
Failure Code [DHTDKY] 2041
Failure Code [DK10KA] 2043
Failure Code [DK10KB] 2046
Failure Code [DK30KA] 2048
Failure Code [DK30KX] 2051
Failure Code [DK30KY] 2052
Failure Code [DK30KZ] 2054
Failure Code [DK30L8] 2055
Failure Code [DK31KA] 2056
Failure Code [DK31KY] 2059
Failure Code [DK40KA] 2061
Failure Code [DK40KY] 2063
Failure Code [DK55KX] 2065
Failure Code [DK55KZ] 2066
Failure Code [DK55L8] 2067
Failure Code [DK56KA] 2068
Failure Code [DK56KY] 2070
Failure Code [DK57KA] 2072
Failure Code [DK57KY] 2074
Failure Code [DK80KA] 2076
Failure Code [DKH1KA] 2079
Failure Code [DKH1KY] 2082
Failure Code [DKS0L8] 2084
Failure Code [DKS1KA] 2085
Failure Code [DKS1KB] 2087
Failure Code [DKS2KA] 2089
Failure Code [DKS2KB] 2091
Failure Code [DKS3KA] 2093
Failure Code [DKS3KB] 2095
Failure Code [DKS3MB] 2097
Failure Code [DKS4L8] 2099
Failure Code [DKS5KA] 2100
Failure Code [DKS5KB] 2102
Failure Code [DKS6KA] 2104
Failure Code [DKS6KB] 2106
Failure Code [DKS7MB] 2108
Failure Code [DKSCL8] 2109
Failure Code [DKSDKA] 2110
Failure Code [DKSDKB] 2112
Failure Code [DKSEKA] 2114
Failure Code [DKSEKB] 2116
Failure Code [DKSFMB] 2118
Failure Code [DKSGL8] 2119
Failure Code [DKSHKA] 2120
Failure Code [DKSHKB] 2122
Failure Code [DKSJKA] 2124
Failure Code [DKSJKB] 2126
Failure Code [DKSKKA] 2128
Failure Code [DKSKKB] 2130
Failure Code [DKSKMB] 2132
Failure Code [DKSLL8] 2134
Failure Code [DKSMKA] 2135
Failure Code [DKSMKB] 2137
Failure Code [DKSNKA] 2139
Failure Code [DKSNKB] 2141
Failure Code [DKSPKA] 2143
Failure Code [DKSPKB] 2145
Failure Code [DKSPMB] 2147
Failure Code [DLM3KA] 2149
Failure Code [DLM3MB] 2151
Failure Code [DLT3KA] 2152
Failure Code [DLT3KB] 2154
Failure Code [DR21KX] 2156
Failure Code [DR31KX] 2157
Failure Code [DUMCKB] 2158
Failure Code [DUMCKY] 2160
Failure Code [DV20KB] 2162
Failure Code [DW5AKA] 2164
Failure Code [DW5AKB] 2166
Failure Code [DW5AKY] 2168
Failure Code [DW7BKA] 2170
Failure Code [DW7BKB] 2172
Failure Code [DW7BKY] 2174
Failure Code [DWN1KA] 2175
Failure Code [DWN1KB] 2177
Failure Code [DWN1KY] 2179
Failure Code [DWN2KA] 2181
Failure Code [DWN2KB] 2183
Failure Code [DWN2KY] 2185
Failure Code [DWN5KA] 2186
Failure Code [DWN5KB] 2188
Failure Code [DWN5KY] 2189
Failure Code [DXA2KA] 2191
Failure Code [DXA2KB] 2193
Failure Code [DXA2KY] 2195
Failure Code [DXH1KA] 2196
Failure Code [DXH1KB] 2198
Failure Code [DXH1KY] 2200
Failure Code [DXH4KA] 2202
Failure Code [DXH4KB] 2204
Failure Code [DXH4KY] 2206
Failure Code [DXH5KA] 2208
Failure Code [DXH5KB] 2210
Failure Code [DXH5KY] 2212
Failure Code [DXH6KA] 2214
Failure Code [DXH6KB] 2216
Failure Code [DXH6KY] 2218
Failure Code [DXH7KA] 2220
Failure Code [DXH7KB] 2222
Failure Code [DXH7KY] 2224
Failure Code [DXH8KA] 2226
Failure Code [DXH8KB] 2228
Failure Code [DXH8KY] 2230
Failure Code [DXHRKA] 2232
Failure Code [DXHRKB] 2234
Failure Code [DXHRKY] 2235
Failure Code [DXHSKA] 2237
Failure Code [DXHSKB] 2239
Failure Code [DXHSKY] 2240
Failure Code [DXHTKA] 2242
Failure Code [DXHTKB] 2244
Failure Code [DXHTKY] 2245
Failure Code [DXHUKA] 2246
Failure Code [DXHUKB] 2248
Failure Code [DXHUKY] 2249
Failure Code [DXJ4KA] 2250
Failure Code [DXJ4KB] 2252
Failure Code [DXJCKA] 2254
Failure Code [DXJCKB] 2256
Failure Code [DXJCKY] 2258
Failure Code [DXJDKY] 2260
Failure Code [DXJDKA] 2262
Failure Code [DXJDKB] 2264
Failure Code [F313KA] 2266
Failure Code [F313KB] 2267
Failure Code [F318KB] 2268
Failure Code [F318KY] 2269
Troubleshooting of Electrical System (E-Mode) 2270
Engine Does Not Start (Engine Does Not Crank) 2270
Manual Preheating System Does Not Operate 2277
Automatic Preheating System Does Not Operate 2280
While Preheating is in Operation, Preheating Monitor Does Not Come On 2282
When Starting Switch is Turned to ON Position, Machine Monitor Shows Nothing 2284
When Starting Switch is Turned to ON Position (with Engine Stopped), Basic Check Monitor Comes On 2288
Air Cleaner Clogging Monitor Comes On in Yellow While Engine is in Operation 2289
Charge Level Monitor Comes On in Red While Engine is in Operation 2290
Engine Coolant Temperature Monitor Comes On in Red While Engine is in Operation 2292
Engine Oil Pressure Monitor Comes On in Red While Engine is in Operation 2293
Power Train Oil Temperature Monitor Comes On in Red While Engine Runs 2294
Hydraulic Oil Temperature Monitor Comes On in Red While Engine is in Operation 2295
Engine Coolant Temperature Gauge Does Not Show Correct Temperature 2296
DEF Level is Not Shown Correctly 2297
Fuel Gauge Does Not Show Normally 2300
Power Train Oil Temperature Gauge Does Not Show Correct Temperature 2302
Hydraulic Oil Temperature Gauge Does Not Show Correct Temperature 2303
Operation Mode Does Not Change 2304
Gear Shift Mode Does Not Change 2305
When You Operate Customize Switch Does Not Show Customize Screen 2306
When You Change Setting on Customize Screen, Setting of Machine is Not Changed 2307
Some Areas of Machine Monitor Screen are Not Shown 2308
REVERSE Slow Mode Function Does Not Operate Correctly 2309
Alarm Buzzer Does Not Operate or Does Not Stop Operation 2310
Service Meter is Not Shown While Starting Switch is in OFF Position 2311
Service Mode Cannot be Selected 2312
Horn Does Not Sound 2313
Horn Does Not Stop 2315
Backup Alarm Does Not Sound 2316
Backup Alarm Does Not Stop Operation 2318
Headlamp Does Not Come On 2319
Rear Lamp Does Not Come On 2323
No Wiper Operates 2326
Front Wiper Does Not Operate 2330
Rear Wiper Does Not Operate 2333
Left Door Wiper Does Not Operate 2336
Right Door Wiper Does Not Operate 2339
Front Washer Does Not Operate 2342
Rear Washer Does Not Operate 2344
Left Door Washer Does Not Operate 2346
Right Door Washer Does Not Operate 2348
KOMTRAX System Does Not Operate Correctly 2350
Control Box Shuts Down After It Shows Messages [GPS receiver not connected!] and [Slope sensor not connected!] 2351
Control Box Shows Messages [GPS receiver not connected !] and [Slope sensor not connected !] 2355
Control Box Shows Message [Waiting for radio link ] 2358
Control Box Shows Message [IMU sensor not connected] Show Production 2359
Control Box Shows Message [Waiting for satellites ] 2360
Control Box Shows Message [GPS receiver not connected!] Show Production 2361
Control Box Shows Message [Cylinder Stroke Reading Abnormal] 2363
Control Box Shows Message [Komatsu CAN Comms Abnormal] 2364
Control Box Shows Message [Komatsu Machine Trouble] 2365
Control Box Shows Message [Waiting to initialize ] 2366
Control Box Shows Message [System initializing] 2367
Control Box Shows Message [Initializing ] 2368
Control Box Shows Message [Configuring GPS] 2369
Control Box Shows Message [No GPS Localization ] 2370
Control Box Shows Message [Low precisions ] 2371
Control Box Shows Message [Heading Initializing] 2372
Control Box Displays [Out of design area ] 2373
Control Box Can Not be Turned on 2374
Control Box Does Not Display Intelligent Machine Control Screen 2375
Control Box Does Not Display Bulldozer Image 2376
Control Box Does Not Display Design Surface 2377
Control Box Touch Panel Does Not Respond 2378
Control Box Touch Panel is Inaccurate 2379
Cylinder Stroke Reset Indication Does Not Go Out 2380
AUTO is Not Shown When AUTO/Manual Switch is Pushed (AUTO Indication Goes off) 2381
Blade Automatic Lower Control Does Not Start While AUTO is Shown 2382
Blade Automatic Raise Control Does Not Start While AUTO is Shown 2383
Blade Automatic Control Function is Not Activated While AUTO is Shown (Blade Automatic Control Stops) 2384
When You Examine and Adjust the Blade Elevation, the Value is Different from Actual Machine 2385
Finished Surface is Inaccurate (The Average Height of Finished Surface is Lower Than Designed Surface or Blade Does Not Touch the Surface) 2386
Finished Surface is Inaccurate (The Finished Surface is Not Smooth) 2387
Finished Surface is Inaccurate (When You Finish Slope Horizontally, Steps are Made in Each Direction) 2388
Machine Cannot Escape from Shoes Slip While Blade Automatic Control is Activated (Shoes Frequently Slips) 2390
Machine Speed Does Not Increase While Blade Automatic Control is Activated 2391
Blade Tilt Angle Does Not Align with Design Surface 2392
Blade Tilts While Blade Automatic Control is Activated 2394
Troubleshooting for Hydraulic and Mechanical Systems (H Mode) 2396
Information Shown in Troubleshooting Table (H-Mode) 2396
System Chart of Hydraulic and Mechanical Systems 2397
Failure Mode and Cause Table 2399
Machine Lacks Power (Drawbar Pull is Not Sufficient) 2407
Machine Does Not Travel (at 2nd or 3rd Gear Speed) 2409
Machine Does Not Move Off at All Gear Speeds 2410
Machine Travels Only in One Direction, Forward or in Reverse 2412
Large Time Lag is in Gear Shifting or Directional Change 2413
Brake Does Not Work 2415
Power Train Oil Overheats 2416
Unusual Noise is Heard from Around Work Equipment and HSS Pump or HSS Motor 2418
Torque Converter Lockup Clutch Does Not Engage 2419
Machine Cannot be Steered (Machine Does Not Turn Left or Right) 2420
Steering Speed or Power is Not Sufficient 2421
All Work Equipment Operate Slowly 2422
All Work Equipment Do Not Operate 2423
Blade Lift Speed or Power is Low 2424
Blade Tilt Speed or Power is Low 2425
Blade Angle Speed or Power is Low 2426
Ripper Lift Speed or Power is Low 2427
Hydraulic Drift of Blade Lift is Large 2428
Hydraulic Drift of Tilted Blade is Large 2429
Hydraulic Drift of Lifted Ripper is Large 2430
Fan Speed is Abnormal (Too High or Low, or Does Not Rotate) 2431
Unusual Noise is Heard from Around Fan 2433
Troubleshooting of Engine (S-Mode) 2434
Information Shown in Troubleshooting Table (S-Mode) 2434
Engine Does Not Crank When Starting Switch is Turned to Start Position 2435
Engine Cranks but No Exhaust Smoke Comes Out 2436
Fuel is Sprayed but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start) 2437
Engine Startability is Unsatisfactory 2439
Engine Does Not Pick Up Smoothly 2441
Engine Stops During Operation 2443
Engine Does Not Rotate Smoothly 2445
Engine Lacks Output (or Lacks Power) 2446
KDPF Becomes Clogged in a Short Time 2448
Engine Oil Consumption is Excessive 2450
Engine Oil Becomes Dirty Quickly 2451
Fuel Consumption is Excessive 2452
Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down) 2453
Engine Oil Pressure Drops 2454
Fuel Mixes Into Engine Oil 2456
Water Mixes Into Engine Oil (Milky) 2457
Coolant Temperature Increases Too High (Overheat) 2458
Unusual Noise is Heard 2459
Vibration is Excessive 2460
Air Cannot be Bled from Fuel Circuit 2461
Active Regeneration is Done Frequently 2462
Active Regeneration Continues Long 2464
White Smoke is Exhausted During Active Regeneration 2465
DEF Consumption is Excessive 2466
There is an Unusual Smell (Irritating Odor) 2468
Foreign Materials Enter DEF (DEF Increases) 2469
50 Disassembly and Assembly 2471
Table of Contents 2472
Precautions Before Work 2478
Abbreviation List 2479
Related Information on Disassembly and Assembly 2485
How to Read This Manual 2485
Coating Materials List 2486
Special Tool List 2491
Sketches of Special Tools 2514
Engine and Cooling System 2535
Remove and Install Supply Pump Assembly 2535
Remove Supply Pump Assembly 2535
Install Supply Pump Assembly 2539
Remove and Install Injector Assembly 2544
How to Remove Injector Assembly 2545
How to Install Injector Assembly 2552
Remove and Install Cylinder Head Assembly 2563
How to Remove Cylinder Head Assembly 2564
How to Install Cylinder Head Assembly 2574
Remove and Install EGR Valve Assembly 2590
Remove EGR Valve Assembly 2590
Install EGR Valve Assembly 2591
Remove and Install EGR Cooler Assembly 2592
How to Remove EGR Cooler Assembly 2592
How to Install EGR Cooler Assembly 2593
Remove and Install Starter Assembly 2595
Remove Starting Motor Assembly 2595
Install Starting Motor Assembly 2597
Remove and Install Alternator Belt 2600
Remove Alternator Belt 2600
Install Alternator Belt 2601
Remove and Install Automatic Tensioner 2603
Remove Automatic Tensioner 2603
Install Automatic Tensioner 2603
Remove and Install Expansion Tank Assembly 2604
How to Remove Expansion Tank Assembly 2604
How to Install Expansion Tank Assembly 2610
Remove and Install Radiator Assembly 2617
How to Remove Radiator Assembly 2617
How to Install Radiator Assembly 2620
Remove and Install Hydraulic Oil Cooler Assembly 2624
How to Remove Hydraulic Oil Cooler Assembly 2624
How to Install Hydraulic Oil Cooler Assembly 2626
Remove and Install Aftercooler Assembly 2630
Remove Aftercooler Assembly 2630
Install Aftercooler Assembly 2632
Remove and Install Power Train Oil Cooler Assembly 2635
How to Remove Power Train Oil Cooler Assembly 2635
How to Install Power Train Oil Cooler Assembly 2637
Remove and Install Cooling Fan Drive Assembly 2640
Remove Cooling Fan Drive Assembly 2640
Install Cooling Fan Drive Assembly 2641
Remove and Install Cooling Fan Motor Assembly 2644
Remove Cooling Fan Motor Assembly 2644
Install Cooling Fan Motor Assembly 2646
Remove and Install Engine Assembly 2648
Remove Engine Assembly 2648
Install Engine Assembly 2652
Remove and Install Engine Front Oil Seal 2658
How to Remove Engine Front Oil Seal 2658
How to Install Engine Front Oil Seal 2660
Remove and Install Engine Rear Oil Seal 2664
How to Remove Engine Rear Oil Seal 2664
How to Install Engine Rear Oil Seal 2668
Remove and Install Engine Hood Assembly 2676
How to Remove Engine Hood Assembly 2676
How to Install Engine Hood Assembly 2682
Remove and Install Fuel Tank Assembly 2688
Remove Fuel Tank Assembly 2688
Install Fuel Tank Assembly 2691
Remove and Install DEF Tank Assembly 2694
How to Remove DEF Tank Assembly 2695
How to Install DEF Tank Assembly 2699
Remove and Install DEF Tank Sensor Flange Assembly 2703
How to Remove DEF Tank Sensor Flange Assembly 2704
How to Install DEF Tank Sensor Flange Assembly 2708
Remove and Install DEF Tank Sensor 2715
Remove DEF Tank Sensor 2715
Install DEF Tank Sensor 2716
Remove and Install DEF Tank Strainer 2723
Remove DEF Tank Strainer 2723
Install DEF Tank Strainer 2723
Remove and Install KDPF Assembly 2724
How to Remove KDPF Assembly 2724
How to Install KDPF Assembly 2728
Disassemble and Assemble KDPF Assembly 2732
Disassemble KDPF Assembly 2732
Assemble KDPF Assembly 2736
Remove and Install SCR Assembly 2742
How to Remove SCR Assembly 2742
How to Install SCR Assembly 2744
Remove and Install KDPF and SCR Assembly 2747
How to Remove KDPF and SCR Assembly 2747
Install KDPF and SCR Assembly 2754
Remove and Install KCCV Assembly 2761
Remove KCCV Assembly 2761
Install KCCV Assembly 2763
Remove and Install DEF Mixing Tube 2765
Remove DEF Mixing Tube 2765
Install DEF Mixing Tube 2768
Remove and Install DEF Injector 2773
Remove DEF Injector 2773
Install DEF Injector 2776
Remove and Install DEF Pump 2780
Remove DEF Pump 2780
Install DEF Pump 2783
Remove and Install DEF Hose 2786
Remove DEF Hose 2786
Install DEF Hose 2791
Remove and Install Air Cleaner Assembly 2796
Remove Air Cleaner Assembly 2796
Install Air Cleaner Assembly 2797
Remove and Install Air Conditioner Compressor Assembly 2799
Remove Air Conditioner Compressor Assembly 2799
How to Install Air Conditioner Compressor Assembly 2801
Remove and Install Air Conditioner Condenser Assembly 2804
How to Remove Air Conditioner Condenser Assembly 2804
How to Install Air Conditioner Condenser Assembly 2806
Power Train 2808
Remove and Install Damper Assembly 2808
How to Remove Damper Assembly 2808
How to Install Damper Assembly 2811
Remove and Install Power Train Unit Assembly 2816
Remove Power Train Unit Assembly 2816
How to Install Power Train Unit Assembly 2821
Disconnect and Connect Power Train Unit Assembly 2827
How to Disconnect Power Train Unit Assembly 2827
Connect Power Train Unit Assembly 2832
Disassemble and Assemble PTO Assembly 2838
Disassemble PTO Assembly 2838
Assemble PTO Assembly 2841
Disassemble and Assemble Torque Converter Assembly 2845
Disassemble Torque Converter Assembly 2846
Assemble Torque Converter Assembly 2852
Disassemble and Assemble Transmission Assembly 2861
Disassemble Transmission Assembly 2862
Assemble Transmission Assembly 2880
Disassemble and Assemble HSS Assembly 2893
Disassemble HSS Assembly 2895
Assemble HSS Assembly 2906
Remove and Install HSS Motor Assembly 2923
Remove HSS Motor Assembly 2923
How to Install HSS Motor Assembly 2925
Remove and Install Final Drive Assembly 2928
Remove Final Drive Assembly 2928
Install Final Drive Assembly 2931
Disassemble and Assemble Final Drive Assembly 2934
Disassemble Final Drive Assembly 2935
Assemble Final Drive Assembly 2940
Undercarriage and Frame 2948
Remove and Install Track Frame Assembly 2948
Remove Track Frame Assembly 2948
Install Track Frame Assembly 2950
Remove and Install Idler Assembly 2953
Remove Idler Assembly 2953
Install Idler Assembly 2954
Disassemble and Assemble Idler Assembly 2956
Disassemble Idler Assembly 2956
Assemble Idler Assembly 2958
Remove and Install Recoil Spring Assembly 2962
Remove Recoil Spring Assembly 2962
Install Recoil Spring Assembly 2962
Disassemble and Assemble Recoil Spring Assembly 2964
Disassemble Recoil Spring Assembly 2964
Assemble Recoil Spring Assembly 2967
Remove and Install Track Roller Assembly 2970
Remove Track Roller Assembly 2970
Install Track Roller Assembly 2971
Disassemble and Assemble Track Roller Assembly 2972
Disassemble Track Roller Assembly 2972
Assemble Track Roller Assembly 2974
Remove and Install Carrier Roller Assembly 2977
Remove Carrier Roller Assembly 2977
Install Carrier Roller Assembly 2978
Disassemble and Assemble Carrier Roller Assembly 2979
Disassemble Carrier Roller Assembly 2979
Assemble Carrier Roller Assembly 2980
Remove and Install Pivot Shaft Assembly 2983
Remove Pivot Shaft Assembly 2983
Install Pivot Shaft Assembly 2984
Separate and Connect PLUS Type Track Assembly 2985
Separate PLUS Type Track Assembly Generally 2985
Install PLUS Type Track Assembly 2985
Disassemble and Assemble Track Assembly Generally 2986
How to Disassemble Full Track Shoes Assembly 2986
How to Assemble Full Track Shoes Assembly 2989
Disassemble and Assemble PLUS Type Track Assembly Generally 3001
Disassemble PLUS Type Track Assembly Generally 3002
How to Assemble PLUS Type Track Shoes Assembly Generally 3003
Disassemble and Assemble One Track Link Assembly in Field (Track Assembly) 3018
Disassemble One Track Link Assembly in Field (Track Assembly) 3019
Assemble One Track Link Assembly in Field (Track Assembly) 3020
Disassemble and Assemble One Track Link Assembly in Field (PLUS Type Track Assembly) 3027
Disassemble One Track Link Assembly in Field (PLUS Type Track Assembly) 3028
Assemble One Track Link Assembly in Field (PLUS Type Track Assembly) 3030
Remove and Install Equalizer Bar Assembly 3034
Remove Equalizer Bar Assembly 3034
Install Equalizer Bar Assembly 3035
Disassemble and Assemble Equalizer Bar Bushing 3037
Disassemble Equalizer Bar Bushing 3037
Assemble Equalizer Bar Bushing 3037
Hydraulic System 3039
Remove and Install Hydraulic Tank Assembly 3039
Remove Hydraulic Tank Assembly 3039
How to Install Hydraulic Tank Assembly 3042
Remove and Install HSS Pump and Cooling Fan Pump Assembly 3047
How to Remove HSS Pump and Cooling Fan Pump Assembly 3047
How to Install HSS Pump and Cooling Fan Pump Assembly 3048
Remove and Install Power Train Pump and Steering Lubrication Pump Assembly 3051
Remove Power Train Pump and Steering Lubrication Pump Assembly 3051
Install Power Train Pump and Steering Lubrication Pump Assembly 3053
Remove and Install Scavenging Pump Assembly 3056
Remove Scavenging Pump Assembly 3056
Install Scavenging Pump Assembly 3056
Remove and Install 5 Spool Control Valve Assembly 3058
How to Remove 5 Spool Control Valve Assembly 3058
How to Install 5 Spool Control Valve Assembly 3060
Remove and Install 4 Spool Control Valve Assembly 3063
How to Remove 4 Spool Control Valve Assembly 3063
How to Install 4 Spool Control Valve Assembly 3065
Disassemble and Assemble Blade PPC Valve 3069
How to Disassemble Blade PPC Valve 3069
How to Assemble Blade PPC Valve 3069
Disassemble and Assemble Ripper PPC Valve 3071
How to Disassemble Ripper PPC Valve 3071
How to Assemble Ripper PPC Valve 3071
Work Equipment 3073
Remove and Install Straight Tilt Power Pitch Dozer Blade Assembly 3073
How to Remove Straight Tilt Power Pitch Dozer Blade Assembly 3073
How to Install Straight Tilt Power Pitch Dozer Blade Assembly 3075
Remove and Install Power Angle Power Tilt Dozer Blade Assembly 3079
How to Remove Power Angle Power Tilt Dozer Blade Assembly 3079
How to Install Power Angle Power Tilt Dozer Blade Assembly 3082
Remove and Install Ripper Assembly 3086
Remove Ripper Assembly 3086
Install Ripper Assembly 3089
Remove and Install Stroke Sensing Blade Lift Cylinder Assembly (For Straight Tilt Power Pitch Dozer Series) 3092
How to Remove Stroke Sensing Blade Lift Cylinder Assembly (For Straight Tilt Power Pitch Dozer Series) 3092
How to Remove and Install Stroke Sensing Blade Lift Cylinder Assembly (For Straight Tilt Power Pitch Dozer Series) 3094
Remove and Install Stroke Sensing Blade Lift Cylinder Assembly (For Power Angle Power Tilt Dozer Series) 3098
How to Remove Stroke Sensing Blade Lift Cylinder Assembly (For Power Angle Power Tilt Dozer Series) 3098
How to Remove and Install Stroke Sensing Blade Lift Cylinder Assembly (For Power Angle Power Tilt Dozer Series) 3100
Disassemble and Assemble Stroke and Reset Sensing Blade Lift Cylinder Assembly 3104
Disassemble Stroke and Reset Sensing Blade Lift Cylinder Assembly 3105
Assemble Stroke and Reset Sensing Blade Lift Cylinder Assembly 3111
Remove and Install Stroke Sensing Blade Tilt Cylinder Assembly 3124
Remove Stroke Sensing Blade Tilt Cylinder Assembly 3124
Install Stroke Sensing Blade Tilt Cylinder Assembly 3127
Disassemble and Assemble Stroke Sensing Blade Tilt Cylinder Assembly 3131
Disassemble Stroke Sensing Blade Tilt Cylinder Assembly 3131
Assemble Stroke Sensing Blade Tilt Cylinder Assembly 3135
Remove and Install Stroke Sensing Blade Angle Cylinder Assembly 3140
Remove Stroke Sensing Blade Angle Cylinder Assembly 3140
Install Stroke Sensing Blade Angle Cylinder Assembly 3143
Disassemble and Assemble Stroke Sensing Blade Angle Cylinder Assembly 3146
Disassemble Stroke Sensing Blade Angle Cylinder Assembly 3146
Assemble Stroke Sensing Blade Angle Cylinder Assembly 3150
CAB Related Parts 3156
Remove and Install Operator Cab Assembly 3156
How to Remove Operator Cab Assembly 3156
Install Operator CAB Assembly 3163
Remove and Install Operator Cab Glass (Adhered Glass) 3172
Remove Operator CAB Glass (Adhered Glass) 3172
Install Operator CAB Glass (Adhered Glass) 3173
Remove and Install Air Conditioner Unit Assembly 3178
Remove Air Conditioner Unit Assembly 3178
Install Air Conditioner Unit Assembly 3183
Remove and Install Operator Seat 3189
Remove Operator’s Seat 3189
Install Operator’s Seat 3191
How to Remove and Install Seat Belt 3193
How to Remove Seat Belt 3193
How to Install Seatbelt 3194
Electrical System 3195
Remove and Install Engine Controller Assembly 3195
Remove Engine Controller Assembly 3195
Install Engine Controller Assembly 3196
Remove and Install Power Train Controller Assembly 3199
Remove Power Train Controller Assembly 3199
Install Power Train Controller Assembly 3200
Remove and Install Machine Monitor Assembly 3202
Remove Machine Monitor Assembly 3202
Install Machine Monitor Assembly 3203
Remove and Install Mass Air Flow and Temperature Sensor 3205
How to Remove Mass Air Flow and Temperature Sensor 3205
How to Install Mass Air Flow and Temperature Sensor 3206
Remove and Install KCCV Crankcase Pressure Sensor 3207
How to Remove KCCV Crankcase Pressure Sensor 3207
How to Install KCCV Crankcase Pressure Sensor 3208
Remove and Install SCR Temperature Sensor 3209
Remove SCR Temperature Sensor 3209
Install SCR Temperature Sensor 3210
Remove and Install Rearview Camera 3212
Remove Rearview Camera 3212
Install Rearview Camera 3212
Remove and Install KOMTRAX Terminal Assembly 3214
Remove KOMTRAX Terminal Assembly 3214
Install KOMTRAX Terminal Assembly 3216
Remove and Install Gateway Function Controller Assembly 3218
How to Remove Gateway Function Controller Assembly 3218
How to Install Gateway Function Controller Assembly 3221
Remove and Install Communication Terminal 3225
How to Remove Communication Terminal 3225
How to Install Communication Terminal 3228
Remove and Install ICT Sensor Controller Assembly 3231
Remove ICT Sensor Controller Assembly 3231
Install ICT Sensor Controller Assembly 3231
Remove and Install Control Box 3233
How to Remove Control Box (For Old Control Box) 3233
How to Remove Control Box (For New Control Box) 3234
How to Install Control Box (For Old Control Box) 3234
How to Install Control Box (For New Control Box) 3235
Remove and Install GNSS Receiver 3237
Remove GNSS Receiver 3237
Install GNSS Receiver 3238
Remove and Install GNSS Antenna 3239
Remove GNSS Antenna 3239
Install GNSS Antenna 3240
Remove and Install IMU Sensor 3245
Remove IMU Sensor 3245
Install IMU Sensor 3247
60 Maintenance Standard 3251
Table of Contents 3252
Abbreviation List 3254
Engine and Cooling System 3260
Maintenance Standard for Engine Mount 3260
Maintenance Standard for Damper 3261
Maintenance Standard for Cooling System 3263
Maintenance Standard for Cooling Fan Pump 3265
Maintenance Standard for Servo Valve 3266
Maintenance Standard for Cooling Fan Motor 3267
Power Train 3269
Maintenance Standard for Universal Joint 3269
Maintenance Standard for Power Train Mount 3270
Maintenance Standard for Torque Converter and PTO 3272
Maintenance Standard for Lockup Clutch ECMV 3275
Maintenance Standard for Transmission 3276
Maintenance Standard for Transmission Control Valve 3281
Maintenance Standard for Forward and Reverse Clutch ECMV and Gear Speed Clutch ECMV 3282
Maintenance Standard for Main Relief Valve and Torque Converter Relief Valve 3283
Maintenance Standard for Transmission Lubrication Relief Valve 3284
Maintenance Standard for Bevel Gear Shaft, HSS, and Brake 3285
Maintenance Standard for Brake Valve 3290
Maintenance Standard for Final Drive 3292
Maintenance Standard for Sprocket for Conventional Type Track Shoes 3294
Maintenance Standard for Sprocket Tooth Profile Full-Scale Drawing for Conventional Type Track Shoes 3295
Maintenance Standard for Sprocket for PLUS Type Track Shoes 3297
Maintenance Standard for Sprocket Tooth Profile Full-Scale Drawing for PLUS Type Track Shoes 3298
Undercarriage and Frame 3300
Maintenance Standard for Main Frame 3300
Maintenance Standard for Suspension 3301
Maintenance Standard for Track Frame and Idler Cushion 3303
Maintenance Standard for Idler 3305
Maintenance Standard for Track Roller for Conventional Type Track Shoes (Single Flange Type) 3307
Maintenance Standard for Track Roller for Conventional Type Track Shoes (Double Flange Type) 3308
Maintenance Standard for Track Roller for PLUS Type Track Shoes (Single Flange Type) 3309
Maintenance Standard for Track Roller for PLUS Type Track Shoes (Double Flange Type) 3310
Maintenance Standard for Carrier Roller for Conventional Type Track Shoes 3311
Maintenance Standard for Carrier Roller for PLUS Type Track Shoes 3312
Maintenance Standard for Conventional Type Track Shoes 3313
Maintenance Standard for PLUS Type Track Shoes 3315
Maintenance Standard for Single Shoes 3317
Maintenance Standard for Swamp Shoes 3318
Hydraulic System 3319
Maintenance Standard for Hydraulic Tank 3319
Maintenance Standard for Scavenging Pump 3320
Maintenance Standard for Steering Lubrication Pump and Power Train Pump 3321
Maintenance Standard for Work Equipment and HSS Pump 3322
Maintenance Standard for PC-EPC Valve 3323
Maintenance Standard for HSS Motor 3324
Maintenance Standard for Control Valve 3326
Maintenance Standard for Blade PPC Valve 3334
Maintenance Standard for Ripper PPC Valve 3336
Maintenance Standard for Angle Control EPC Valve 3338
Maintenance Standard for Quick Drop Valve 3339
Maintenance Standard for Work Equipment Lock Solenoid Valve (For Tilt Dozer Series) 3341
Maintenance Standard for Work Equipment Lock Solenoid Valve (For Power Tilt Pitch Dozer Series) 3342
Maintenance Standard for Work Equipment Lock Solenoid Valve (For Power Angle Power Tilt Dozer Series) 3343
Work Equipment 3344
Maintenance Standard for Front Work Equipment (For Tilt Dozer and Power Tilt Pitch Dozer Series) 3344
Maintenance Standard for Front Work Equipment (For Power Angle Power Tilt Dozer Series) 3347
Maintenance Standard for Cutting Edge and End Bit 3350
Maintenance Standard for Stroke and Reset Sensing Blade Lift Cylinder (For Tilt Dozer and Power Tilt Pitch Dozer Series) 3352
Maintenance Standard for Stroke and Reset Sensing Blade Lift Cylinder (For Power Angle Power Tilt Dozer Series) 3353
Maintenance Standard for Blade Tilt Cylinder (For Tilt Dozer and Power Tilt Pitch Dozer Series) 3354
Maintenance Standard for Stroke Sensing Blade Tilt Cylinder (For Power Angle Power Tilt Dozer Series) 3355
Maintenance Standard for Blade Pitch Cylinder (For Power Tilt Pitch Dozer Series) 3356
Maintenance Standard for Stroke Sensing Blade Angle Cylinder (For Power Angle Power Tilt Dozer Series) 3357
Maintenance Standard for Stroke and Reset Sensor for Blade Lift Cylinder (Tilt Dozer, Semi-U Dozer, Power Tilt Pitch Dozer Series) 3358
Maintenance Standard for Stroke and Reset Sensor for Blade Lift Cylinder (For Power Angle Power Tilt Dozer Series) 3360
Maintenance Standard for Stroke Sensor for Blade Tilt Cylinder (For Power Angle Power Tilt Dozer Series) 3361
Maintenance Standard for Stroke Sensor for Blade Angle Cylinder (For Power Angle Power Tilt Dozer Series) 3362
Maintenance Standard for Fixed Multi-Shank Ripper 3363
Maintenance Standard for Ripper Lift Cylinder 3364
CAB Related Parts 3365
Maintenance Standard for CAB Mount 3365
80 Appendix 3367
Table of Contents 3368
Precautions Before Work 3370
Abbreviation List 3371
Air Conditioner System 3377
Precautions for Refrigerant 3377
Air Conditioner Component 3378
Specifications of Air Conditioner 3380
Structure and Function of Refrigeration Cycle 3381
Outline of Refrigeration Cycle 3382
Component Parts of Air Conditioner System 3384
Air Conditioner Unit 3384
Configuration Diagram of Air Conditioner Unit 3384
Function of Air Conditioner Unit 3386
Component Parts of Air Conditioner Unit 3388
Function of Evaporator as Air Conditioner Unit Component 3389
Function of Heater Core as Air Conditioner Unit Component 3389
Function of Evaporator Temperature Sensor as Air Conditioner Unit Component 3389
Function of Servo Motor as Air Conditioner Unit Component 3389
Structure of Expansion Valve as Air Conditioner Unit Component 3390
Function of Expansion Valve as Air Conditioner Unit Component 3390
Operate Expansion Valve as Air Conditioner Unit Component 3390
Function of Dual Pressure Switch 3391
Air Conditioner Controller 3392
Structure of Air Conditioner Controller 3392
Compressor 3393
Structure of Compressor 3393
Specifications of Compressor 3393
Function of Compressor 3393
Condenser 3394
Structure of Standard Core Condenser 3394
Specifications of Standard Core Condenser 3394
Function of Standard Core Condenser 3394
Structure of Wide Core Condenser 3395
Specifications of Wide Core Condenser 3395
Function of Wide Core Condenser 3395
Receiver Drier 3396
Structure of Receiver Dryer 3396
Specifications of Receiver Dryer 3396
Function of Receiver Dryer 3396
Air Conditioner Related Sensors 3397
Structure of Sunlight Sensor 3397
Function of Sunlight Sensor 3397
Structure of Outside Temperature Sensor 3397
Function of Outside Air Temperature Sensor 3397
Explanation of Procedure for Test of and Troubleshooting of Air Conditioner 3399
Circuit Diagram and Configuration of Connector Pins of Air Conditioner 3401
System Diagram of Air Conditioner 3403
Input and Output Signals of Air Conditioner Controller 3404
Function of Air Conditioner Controller 3405
Locations of Air Conditioner Parts and Layout of Connectors 3406
Examine Air Leakage (Duct) 3415
How to Examine Air Leakage (Duct) 3415
Explanation for Test of Air Conditioner with Self-Diagnosis Function 3418
Open the Electrical System Abnormality Record Screen in Service Mode of Machine Monitor 3419
Examine Vent (Mode) Changeover 3420
How to Examine Vent (Mode) Changeover 3420
Examine Fresh/Recirc Air Changeover 3421
How to Examine Fresh/Recirc Air Changeover 3421
Examine Sunlight Sensor 3422
How to Examine Sunlight Sensor 3422
Examine Refrigerant (Dual) Pressure Switch 3423
How to Examine Refrigerant (Dual) Pressure Switch 3423
Examine Relay 3424
How to Examine Relay 3424
Air Conditioner Troubleshooting Chart 1 3425
Air Conditioner Troubleshooting Chart 2 3426
Information Shown in Troubleshooting Table 3429
Failure Code [879AKA] 3430
Failure Code [879AKB] 3431
Failure Code [879BKA] 3432
Failure Code [879BKB] 3434
Failure Code [879CKA] 3436
Failure Code [879CKB] 3437
Failure Code [879DKZ] 3438
Failure Code [879EMC] 3440
Failure Code [879FMC] 3441
Failure Code [879GKX] 3442
Troubleshooting for Power Supply System (Air Conditioner Does Not Operate) 3444
Troubleshooting for Compressor and Refrigerant System (Air is Not Cooled) 3446
Troubleshooting for Blower Motor System (No Air Comes Out or Air Flow is Abnormal) 3450
Troubleshooting for Fresh/Recirc Air Changeover 3452
Troubleshooting by Gauge Pressure 3454
Connect Service Tool 3457
How to Connect Service Tool 3457
Precautions for Disconnection and Connection of Air Conditioner Piping 3459
Handle Compressor Oil 3461
90 Circuit Diagrams 3463
Table of Contents 3464
Abbreviation List 3465
Hydraulic Circuit Diagram 3471
Symbols Used in Hydraulic Circuit Diagram 3471
Hydraulic Circuit Diagram (For Tilt Dozer Series) 3475
Hydraulic Circuit Diagram (For Power Tilt Pitch Dozer Series) 3477
Hydraulic Circuit Diagram (For Power Angle Power Tilt Dozer Series) 3479
Power Train Hydraulic Circuit Diagram 3481
Electrical Circuit Diagram 3483
Symbols Used in Electric Circuit Diagram 3483
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (1/16) 3487
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (2/16) 3489
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (3/16) 3491
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (4/16) 3493
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (5/16) 3495
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (6/16) 3497
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (7/16) 3499
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (8/16) 3501
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (9/16) 3503
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (10/16) 3505
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (11/16) 3507
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (12/16) 3509
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (13/16) 3511
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (14/16) 3513
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (15/16) 3515
Electrical Circuit Diagram (Machine with KOMTRAX Terminal) (16/16) 3517
Electrical Circuit Diagram (Machine with Gateway Function Controller) (1/18) 3519
Electrical Circuit Diagram (Machine with Gateway Function Controller) (2/18) 3521
Electrical Circuit Diagram (Machine with Gateway Function Controller) (3/18) 3523
Electrical Circuit Diagram (Machine with Gateway Function Controller) (4/18) 3525
Electrical Circuit Diagram (Machine with Gateway Function Controller) (5/18) 3527
Electrical Circuit Diagram (Machine with Gateway Function Controller) (6/18) 3529
Electrical Circuit Diagram (Machine with Gateway Function Controller) (7/18) 3531
Electrical Circuit Diagram (Machine with Gateway Function Controller) (8/18) 3533
Electrical Circuit Diagram (Machine with Gateway Function Controller) (9/18) 3535
Electrical Circuit Diagram (Machine with Gateway Function Controller) (10/18) 3537
Electrical Circuit Diagram (Machine with Gateway Function Controller) (11/18) 3539
Electrical Circuit Diagram (Machine with Gateway Function Controller) (12/18) 3541
Electrical Circuit Diagram (Machine with Gateway Function Controller) (13/18) 3543
Electrical Circuit Diagram (Machine with Gateway Function Controller) (14/18) 3545
Electrical Circuit Diagram (Machine with Gateway Function Controller) (15/18) 3547
Electrical Circuit Diagram (Machine with Gateway Function Controller) (16/18) 3549
Electrical Circuit Diagram (Machine with Gateway Function Controller) (17/18) 3551
Electrical Circuit Diagram (Machine with Gateway Function Controller) (18/18) 3553
Index 3555

DESCRIPTION:

Komatsu D65EXi-18E0 D65PXi-18E0 Bulldozer Shop Manual SEN06757-05 – PDF DOWNLOAD 

SERIAL NUMBERS

D65EXi-91845 and up
D65PXi-91845 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.
• The caution lamps, pilot lamps, and symbols of the switches on the machine monitor can be different in
accordance with the machine.
• For details of the symbols shown on the machine monitor, see Structure and Operation, “Caution
Lamps Shown on Machine Monitor” and “Pilot Lamps Shown on Machine Monitor”.
• For details of the switches of the machine monitor, see Testing and Adjusting, “Set and Operate Machine
Monitor”.
• For details of the switches, see the “Operation and Maintenance Manual”.
• All “AdBlue/DEF” shown on the machine monitor is referred to as “DEF” in the shop manual. Some machine
monitors installed to the product show “DEF” as “AdBlue/DEF” in the service mode. Thus, be sure to recognize
that “DEF” and “AdBlue/DEF” are the same when you read the 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 Specification
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.

S.V 30/12/24