Komatsu WA470-8E0 Wheel Loader Shop Manual SEN06753-07 PDF

Description

Komatsu WA470-8E0 Wheel Loader Shop Manual SEN06753-07 – PDF DOWNLOAD

FILE DETAILS:

Komatsu WA470-8E0 Wheel Loader Shop Manual SEN06753-07 – PDF DOWNLOAD 

Language : English
Pages : 4062
Downloadable : Yes
File Type : PDF

TABLE OF CONTENTS:

Komatsu WA470-8E0 Wheel Loader Shop Manual SEN06753-07 – PDF DOWNLOAD 

SERIAL NUMBERS 100439 and up

Cover 1
00 Index and Foreword 3
Index 4
Abbreviation List 27
Foreword, Safety, Basic Information 33
How to Read the Shop Manual 33
Safety Notice for Operation 35
Precautions to Prevent Fire 43
Procedures If Fire Occurs 45
Precautions for Disposing of Waste Materials 46
Procedures for Exhaust Gas Regulations 47
Precautions for DEF 48
General Character and Precautions for Handling 48
Precautions for Adding 48
Precautions for Storage 48
Precautions for Fire Hazard and Leakage 48
Other Precautions 48
Store DEF 49
Precautions When You Handle Hydraulic Equipment 50
Precautions When You Disconnect and Connect Pipings 53
Precautions When You Handle Electrical Equipment 60
Precautions When You Handle Fuel System Equipment 62
Precautions When You Handle Intake System Equipment 63
Practical Use of KOMTRAX 64
Disconnect and Connect Push-Pull Type Coupler 65
How to Disconnect and Connect Type 1 Push-Pull Type Coupler 65
How to Disconnect and Connect Type 2 Push-Pull Type Coupler 66
How to Disconnect and Connect Type 3 Push-Pull Type Coupler 67
Precautions for Disconnection and Connection of Connectors 69
How to Disconnect and Connect Deutsch Connector 73
How to Disconnect and Connect Slide Lock Type Connector 74
How to Disconnect and Connect Connector with Lock to Pull 76
How to Disconnect and Connect Connector with Lock to Push 77
How to Disconnect and Connect Connector with Housing to Rotate 79
How to Read the Codes for Electric Cable 80
Explanation of Terms for Maintenance Standard 84
Standard Tightening Torque Table 87
Conversion Table 94
01 Specifications 99
Table of Contents 100
Abbreviation List 101
Specifications 107
Specification Drawing 107
Specification Drawing: WA470-8E0 107
Specifications 109
Specifications: WA470-8E0 109
Weight Table 114
Weight Table: WA470-8E0 114
Table of Fuel, Coolant, and Lubricants 116
10 Structure and Function 119
Table of Contents 120
Abbreviation List 125
Urea SCR System 131
Layout Drawing of Urea SCR System 131
Urea SCR System Diagram 135
Function of Urea SCR System 136
Function of DEF System 136
Inducement Strategy 139
Component Parts of Urea SCR System 147
DEF Mixing Tube 147
SCR Assembly 147
DEF Tank 150
DEF Pump 152
DEF Injector 153
DEF Hose 154
DEF Tank Heating Valve 155
Boot-up System 156
Layout Drawing of Boot-up System (Machine with KOMTRAX Terminal) 156
Layout Drawing of Boot-up System (Machine with Gateway Function Controller) 158
System Operating Lamp System 160
System Diagram of System Operating Lamp System (Machine with KOMTRAX Terminal) 160
System Diagram of System Operating Lamp System (Machine with Gateway Function Controller) 160
Function of System Operating Lamp System (Machine with KOMTRAX Terminal) 160
Function of System Operating Lamp System (Machine with Gateway Function Controller) 161
Battery Disconnect Switch 163
Layout Drawing of Battery Disconnect Switch 163
Function of Battery Disconnect Switch 163
Preheating System 165
System Diagram of Preheating System 165
Function of Automatic Preheating System 165
Operation of Automatic Preheating System 165
Function of Manual Preheating System 166
Operation of Manual Preheating System 166
Engine System 167
Layout Drawing of Engine System 167
Function of Engine System 169
Engine Control System 170
System Diagram of Engine Control System (Machine with KOMTRAX Terminal) 170
System Diagram of Engine Control System (Machine with Gateway Function Controller) 171
Function of Engine Control System 171
Operation of Engine Control System 174
Engine Power Mode Selector System 176
Engine Power Mode Selector System Diagram 176
Function of Engine Power Mode Selector System 176
Operation of Engine Power Mode Selector System 176
Automatic Idle Stop System 178
Function of Automatic Idle Stop System 178
Component Parts of Engine System 179
VGT 179
EGR System 182
EGR Valve 184
EGR Cooler 186
KCCV System 187
KCCV Ventilator 189
KDPF 191
Cooling System 196
Layout Drawing of Cooling System 196
Specifications of Cooling System 197
Cooling Fan Control System 199
System Diagram of Cooling Fan Control System 199
Function of Cooling Fan Control System 199
Component Parts of Cooling System 204
Brake and Cooling Fan Pump 204
Cooling Fan Motor 211
Control System 218
Layout Drawing of Control System (Machine with KOMTRAX Terminal) 218
Layout Drawing of Control System (Machine with Gateway Function Controller) 220
Machine Monitor System 222
System Diagram of Machine Monitor System 222
Function of Machine Monitor System 222
Rearview Monitor System 224
System Diagram of Rearview Monitor System 224
Function of Rearview Monitor System 224
KOMTRAX System 225
KOMTRAX System Diagram (Machine with KOMTRAX Terminal) 225
System Diagram of KOMTRAX System (Machine with Gateway Function Controller) 225
Function of KOMTRAX System 226
RDS Load Meter System 227
Layout Drawing of RDS Load Meter System 227
Function of RDS Load Meter System 228
Component Parts of Control System 229
Machine Monitor 229
Switch Panel 250
Rearview Monitor 251
Rearview Camera 252
KOMTRAX Terminal 253
Gateway Function Controller 255
Communication Terminal 258
Transmission Controller 260
Work Equipment Controller 264
Monitor Controller 268
CAN Terminating Resistor 272
Engine Controller 273
Accelerator Pedal 279
Hydraulic System 281
Layout Drawing of Hydraulic System 281
CLSS 282
Structure of CLSS 282
Function of CLSS 283
Work Equipment Pump and Steering Pump Control System 286
Swash Plate Control Function of Work Equipment Pump and Steering Pump 286
Pickup Assistance Control Function When Engine Speed is Low 286
Overheat Prevention Function of Work Equipment Circuit 286
Component Parts of Hydraulic System 287
Hydraulic Tank 287
Work Equipment Pump 290
Steering Pump 308
Power Train Charge Pump and Power Train Lubrication Pump 320
Control Valve 321
Power Train System 356
Layout Drawing of Power Train System 356
Operation of Power Train System 359
Transmission Control System 360
Transmission Control System Diagram 360
Transmission Gear Shift Control System 362
Electric Modulation Function System Diagram 362
Electric Modulation Function 363
Gear Shift Display Function 363
Automatic Gear Shift Function 363
Shift Hold Function 364
Kickdown Function 364
Automatic Kickdown Function 365
Torque Converter Lockup Function 365
Hunting Prevention Function 366
Transmission Initial Learning and ECMV Current Adjustment Function 366
Shift Point Changing Function 366
4th Gear Speed Limitation Function 366
Transmission Protection Function 368
Protection Function When Travel Direction is Changed 368
Shift Down Protection Function 368
Engine Overrun Prevention Function 369
Maximum Speed Limitation Function 369
Neutralizer Function 369
Directional Selector Switch Control Function 371
Transmission Cut-off Function 373
Component Parts of Power Train System 375
Drive Shaft 375
Torque Converter 377
Lockup Clutch ECMV 380
Transmission 384
Transmission Control Valve 401
Forward and Reverse Clutch ECMV and 1st, 2nd Clutch ECMV 403
3rd and 4th Clutch ECMV 408
Main Relief Valve and Torque Converter Relief Valve 415
Axle 417
Conventional Differential 419
Limited Slip Differential 421
Final Drive 426
Combination Switch 429
Shift Hold Switch 432
Kickdown Switch 433
Work Equipment System 434
Layout Drawing of Work Equipment System 434
Work Equipment System Diagram (Applicable Machine: 100439 to 101011) 436
Work Equipment System Diagram (Applicable Machine: 101012 and Up) 438
Work Equipment Control System 440
Work Equipment Speed Pattern Control Function by Work Equipment Lever Stroke 440
Work Equipment Lever Detent Position and Work Equipment Startup Current Control Function 440
Work Equipment Lever Operating Function System Diagram 441
Work Equipment Lever Operation Function 442
Bucket Priority Control Function 442
Boom Stop Modulation Function 442
Work Equipment Neutral Lock System 444
Work Equipment Neutral Lock System Diagram 444
Function of Work Equipment Neutral Lock System 444
Remote Positioner System 446
Remote Bucket Positioner System Diagram 446
Function of Remote Bucket Positioner System 446
Remote Boom Positioner System Diagram 447
Function of Remote Boom Positioner System 447
Bucket Positioner and Boom Positioner 451
Structure of Bucket Positioner and Boom Positioner 451
Auto-Digging System 452
Auto-Digging System Diagram 452
Function of Auto-Digging System 452
Semi-Auto Digging System 454
Semi-Auto Digging System Diagram 454
Function of Semi-Auto Digging System 454
ECSS 456
ECSS Diagram 456
Function of ECSS 456
Operation of ECSS 456
Component Parts of Work Equipment System 458
Work Equipment Lock Solenoid Valve 458
Pilot Circuit Accumulator 459
ECSS Circuit Accumulator 460
Work Equipment Electric Lever 462
Multifunction Mono-Lever 465
Steering System 466
Layout Drawing of Steering System 466
Secondary Steering System 467
Secondary Steering System Diagram 467
Function of Secondary Steering System 467
Joystick Steering System 469
Function of Joystick Steering System 469
Joystick Control Function 469
Joystick Neutral Safety Function 472
Joystick Neutral Interlock Function 472
Joystick Speed Sensing Steering Function 472
Joystick Hi/Lo Selector Function 473
Steering Column 474
Structure of Steering Column 474
Component Parts of Steering System 475
Orbitrol Valve 475
Stop Valve 479
Steering Valve 480
Secondary Steering Pump 493
Secondary Steering Motor 494
Joystick Knob 495
Brake System 496
Layout Drawing of Brake System 496
Layout Drawing of Brake Cooling System 497
Parking Brake Control System 502
System Diagram of Parking Brake Control System 502
Operation of Parking Brake Control System 502
Brake Cooling Control System 504
Brake Cooling Control System Diagram 504
Function of Brake Cooling Control System 507
Component Parts of Brake System 508
Charge Valve 508
Parking Brake Solenoid Valve 513
Parking Brake Emergency Release Valve 515
Brake Circuit Accumulator 516
Brake Valve 517
Slack Adjuster 521
Brake 523
Parking Brake 526
Flow Priority Valve 528
Brake Cooling Motor 530
Brake Cooling Pump 533
Brake Cooling Pump Motor 534
Brake Cooling Oil Cooler 535
Brake Cooling Fan 538
Manual Type Valve 539
Auto-Greasing System 540
Layout Drawing of Auto-Greasing System 540
Specifications of Auto-Greasing System 542
Function of Auto-Greasing System 544
Auto-Greasing System 545
Auto-Greasing Pump 545
Undercarriage and Frame 546
Frame, Axle Mount and Center Hinge Pin 546
Structure of Frame, Axle Mount and Center Hinge Pin 546
Function of Frame, Axle Mount and Center Hinge Pin 546
Tires 548
Features of Radial Tire When Compared with Bias Tire 548
Structure of Radial Tire 548
Function of Radial Tire 549
Structure of Bias Tire 549
Function of Bias Tire 549
Work Equipment 550
Structure of Work Equipment 550
Structure of Bucket 551
CAB Related Parts 552
ROPS CAB 552
Structure of ROPS CAB (Machine with KOMTRAX Terminal) 552
Structure of ROPS CAB (Machine with Gateway Function Controller) 553
Function of ROPS CAB 553
20 Standard Value Table 555
Table of Contents 556
Abbreviation List 557
Standard Value Table for Engine 563
Standard Value Table for Engine: WA470-8E0 563
Standard Value Table for Machine 567
Standard Value Table for Machine: WA470-8E0 567
Machine Posture and Procedures to Measure Performance 585
Standard Value Table for Electricity 588
Standard Value Table for Electricity 588
30 Testing and Adjusting 607
Table of Contents 608
Precautions Before Work 612
Abbreviation List 613
Related Information on Testing and Adjusting 619
Differences In Machine Monitor Symbols 619
Tools for Testing and Adjusting 620
Sketch of Tools for Testing and Adjusting 629
Engine and Cooling System 631
Examine Engine Speed 631
How to Examine Engine Speed 631
Examine Boost Pressure 637
How to Examine Boost Pressure 637
Examine Exhaust Gas Temperature 640
How to Examine Exhaust Gas Temperature 640
Examine Exhaust Gas Color 642
How to Examine Exhaust Gas Color with the Handy Smoke Checker 642
How to Examine Exhaust Gas Color with Smoke Meter 643
Examine Mass Air Flow and Temperature Sensor 645
How to Examine Mass Air Flow and Temperature Sensor 645
Examine and Adjust Valve Clearance 647
How to Examine Valve Clearance 647
How to Adjust Valve Clearance 649
Examine Compression Pressure 650
How to Examine Compression Pressure 650
Examine Blowby Pressure 654
How to Examine Blowby Pressure 654
Examine Engine Oil Pressure 657
How to Examine Engine Oil Pressure on Machine Monitor 657
How to Examine Engine Oil Pressure by Testing Tool 657
Examine EGR Valve and VGT Oil Pressure 659
How to Examine EGR Valve and VGT Oil Pressure 659
Examine Fuel Pressure 661
How to Examine Fuel Pressure 661
Examine Fuel Return Rate and Leakage 663
How to Examine Fuel Return Rate and Leakage 664
Bleed Air from Fuel System 667
How to Bleed Air from Fuel System 668
Examine Fuel Circuit for Leakage 669
How to Examine Fuel System for Leakage 669
Handle Cylinder Cut-out Mode Operation 671
Handle No-Injection Cranking Operation 672
Examine KDPF, SCR and Muffler Stack for Looseness and Damage 673
How to Examine KDPF, SCR and Muffler Stack for Looseness and Damage 673
Examine Installed Condition of Cylinder Heads and Manifolds 674
How to Examine Installed Condition of Cylinder Heads and Manifolds 674
Examine Engine Piping for Damage and Looseness 675
How to Examine Engine Piping for Damage and Looseness 675
Examine and Adjust Air Conditioner Compressor Belt Tension 676
How to Examine Air Conditioner Compressor Belt Tension 676
How to Adjust Air Conditioner Compressor Belt Tension 676
Examine Alternator Belt 678
How to Examine Alternator Belt 678
Examine Automatic Tensioner 680
How to Examine Automatic Tensioner 680
Clean Fuel Doser 683
How to Clean Fuel Doser 683
Write Injector Compensation Value to Engine Controller 685
How to Write Injector Compensation Value 685
Write Correction for Ash in Soot Accumulation to Engine Controller 692
How to Write Correction for Ash in Soot Accumulation to Engine Controller 692
Examine SCR Related Functions 693
Examine DEF Pump Raised Pressure 696
Examine Injection Volume from DEF Injector 699
Examine DEF Line Heater Relay 1 704
Examine DEF Line Heater Relay 2 707
Examine DEF Pump Heater Relay 710
Examine DEF Tank Heater Valve 714
Examine SCR Denitration Efficiency 717
Clean DEF Tank 722
How to Clean DEF Tank 722
Clean DEF Pump 726
How to Clean DEF Pump 726
Power Train 732
Examine and Adjust Power Train Oil Pressure 732
How to Examine Power Train Oil Pressure 734
How to Adjust Power Train Oil Pressure 751
Adjust Transmission Input Shaft Speed Sensor 753
How to Adjust Transmission Input Shaft Speed Sensor 753
Adjust Transmission Output Shaft Speed Sensor 755
How to Adjust Transmission Output Shaft Speed Sensor 755
Flush Torque Converter and Transmission Hydraulic Circuit 756
How to Flush Torque Converter and Transmission Hydraulic Circuit 756
Move Disabled Machine Due to Transmission Valve Failure 759
How to Move Disabled Machine Due to Transmission Valve Failure 760
Examine Drive Shaft for Looseness, Backlash, and Damage 763
How to Examine Drive Shaft for Looseness, Backlash, and Damage 763
Steering System 764
Examine Steering Wheel 764
How to Examine Steering Wheel 764
Examine and Adjust Steering Circuit Oil Pressure 766
How to Examine Steering Circuit Oil Pressure 766
How to Adjust Steering Circuit Oil Pressure 769
Bleed Air from Steering Cylinder Circuit 770
How to Bleed Air from Steering Cylinder Circuit 770
Examine and Adjust Steering Stop Valve 772
How to Examine Steering Stop Valve 772
How to Adjust Steering Stop Valve 772
Brake System 773
Release Remained Pressure in Brake Accumulator Circuit 773
How to Release Remained Pressure in Brake Accumulator Circuit 773
Examine Wheel Brake Oil Pressure 774
How to Examine Wheel Brake Oil Pressure 774
Examine and Adjust Accumulator Charge Pressure 777
How to Examine Accumulator Charge Pressure 777
How to Adjust Accumulator Charge Pressure 778
Examine Nitrogen Gas Pressure in Brake Accumulator and Charge Gas 779
How to Examine Accumulator Nitrogen Gas Pressure for Brake 779
How to Charge Accumulator Nitrogen Gas for Brake 782
How to Release Nitrogen Gas When You Discard Accumulator 786
Bleed Air from Brake Circuit 788
How to Bleed Air from Brake Circuit 788
Examine Brake Performance 791
How to Examine Brake Performance 791
Examine Brake Pedal 792
How to Examine Brake Pedal 792
Examine and Adjust Brake Pedal and Linkage 793
How to Examine Brake Pedal and Linkage 793
How to Adjust Brake Pedal and Linkage 793
Examine Pressure Decrease of Wheel Brake 794
How to Examine Pressure Decrease of Wheel Brake 795
Examine Wear of Wheel Brake Disc 797
How to Examine Wear of Wheel Brake Disc 797
Examine Parking Brake Oil Pressure 799
How to Examine Parking Brake Oil Pressure 799
Examine Parking Brake Performance 801
How to Examine Parking Brake Performance 801
Release Parking Brake Manually 802
How to Release Parking Brake Manually 802
Examine Wear Volume of Parking Brake Disc 804
How to Examine Wear Quantity of Parking Brake Disc 804
Hydraulic System 806
Release Remained Pressure from Work Equipment Circuit 806
How to Release Remained Pressure from Work Equipment Circuit 806
Examine and Adjust Work Equipment Oil Pressure 808
How to Examine Work Equipment Oil Pressure 808
How to Adjust Work Equipment Oil Pressure 813
Examine and Adjust Work Equipment EPC Oil Pressure 815
How to Examine Work Equipment EPC Oil Pressure 815
How to Adjust Work Equipment EPC Oil Pressure 818
Bleed Air from Work Equipment Circuit 820
How to Bleed Air from Work Equipment Circuit 820
Examine Cooling Fan Speed 821
How to Examine Cooling Fan Speed 821
Examine Cooling Fan Circuit Oil Pressure 823
How to Examine Cooling Fan Circuit Oil Pressure 823
Bleed Air from Cooling Fan Circuit 826
How to Bleed Air from Cooling Fan Circuit 826
Examine ECSS Accumulator Nitrogen Gas Pressure and Charge Accumulator with Nitrogen Gas 828
How to Examine ECSS Accumulator Nitrogen Gas Pressure 828
How to Charge ECSS Accumulator with Nitrogen Gas 830
Work Equipment 834
Examine and Adjust Bucket Potentiometer Lever 834
How to Examine Bucket Positioner Detection Lever 834
How to Adjust Bucket Positioner Detection Lever 834
Examine and Adjust Boom Potentiometer Lever 836
How to Examine Boom Position Detection Lever 836
How to Adjust Boom Position Detection Lever 836
CAB Related Parts 837
Examine Directional Lever 837
How to Examine Directional Lever 837
Examine Work Equipment Control Lever 838
How to Examine Work Equipment Control Lever 838
Adjust Play of Operator Seat 841
How to Adjust Play of Operator Seat 841
Electrical System 842
Set and Adjust Each Equipment 842
Prepare for Transmission ECMV Current Adjustment 844
How to Adjust Transmission ECMV Current 846
How to Set and Reset Transmission Initial Learning 849
Set and Operate Machine Monitor 854
Operator Mode 857
Function to Show Technician Identification Status Screen 858
Function to Show Operator Identification Input Screen 858
Examine Function by LCD (Liquid Crystal Display) 859
Examine Function of Service Meter and Odometer 860
How to Set Usage Limitation and Change Maintenance Password 860
Service Mode 863
How to Operate Service Mode 863
How to See Pre-defined Monitoring Information 867
How to Examine Self-Define Monitor Information 874
Abnormality Record Menu 889
How to See Maintenance Record 894
Maintenance Mode Setting 896
How to Set Phone Number Entry 902
Default Menu 903
Diagnostic Tests Menu 918
Adjustment Menu 929
No-Injection Cranking Operation 963
KOMTRAX Settings Menu 965
How to Show Service Message 971
How to Start Up KOMTRAX Terminal (Machine with KOMTRAX Terminal) 973
How to Stop Use of KOMTRAX Terminal (Machine with KOMTRAX Terminal) 977
How to Start Up KOMTRAX System (Machine with Gateway Function Controller) 979
How to Stop Use of KOMTRAX System (Machine with Gateway Function Controller) 985
Adjust Rearview Camera Angle 987
How to Adjust Rearview Camera Angle 987
Set Region of Bluetooth(R) Compatible Radio 989
How to Set Region of Bluetooth(R) Compatible Radio 989
Handle Voltage Circuit of Engine Controller 991
Handle Battery Disconnect Switch (Machine with KOMTRAX Terminal) 992
Handle Battery Disconnect Switch (Machine with Gateway Function Controller) 993
Examine Diodes 994
How to Examine Diodes by Digital Tester 994
How to Examine Diodes by Analog Tester 994
Auto-Greasing Device 995
Bleed the Air in Auto-Greasing System 995
How to Bleed the Air in Auto-Greasing System 995
Correspondence in Case of Grease Leakage from over Pressure Protection Valve 998
Correspondence in Case of Grease Leakage from over Pressure Protection Valve 998
Change Lubrication Time and Lubrication Interval 999
How to Change Lubrication Time and Lubrication Interval 1000
Examine and Fill Auto-Greasing 1002
How to Examine Auto-Greasing 1002
How to Fill Auto-Greasing 1003
Pm Clinic 1004
Pm Clinic Service 1004
Pm Clinic Check Sheet 1006
40 Troubleshooting 1017
Table of Contents 1018
Precautions Before Work 1032
Abbreviation List 1033
Related Information to Troubleshooting 1039
General Troubleshooting Points 1039
Troubleshooting Points for Urea SCR System 1040
Sequence of Events in Troubleshooting 1052
Checks Before Troubleshooting 1054
Inspection Procedure Before Troubleshooting 1056
Walk-Around Check 1056
Test in Accordance with Testing Procedure 1058
Examine Fuel Level and Type 1058
Examine for Impure Ingredient in Fuel 1058
Examine DEF Level and Type 1059
Examine Fuel Prefilter 1059
Examine Fuel Main Filter 1061
Examine Engine Oil Level (Oil Quantity in Oil Pan) and Type 1062
Examine Coolant Level (Reservoir Tank) 1062
Examine Air Cleaner Clogging 1063
Clean Outer Element 1064
Replace Element 1066
Examine Hydraulic Oil Level 1067
Examine Hydraulic Oil Strainer 1068
Examine Hydraulic Oil Filter 1069
Examine Oil Level in Transmission Case 1070
Examine Oil Level in Front Axle Case 1072
Examine Oil Level in Rear Axle Case 1073
Bleed Air from Fuel System 1073
Bleed Air from Hydraulic System 1073
How to Examine Electric Equipment 1073
Preparation for Troubleshooting of Electrical System 1079
Procedure for Troubleshooting 1092
Symptom and Troubleshooting Numbers 1094
Information Shown in Troubleshooting Table 1099
Connector List and Layout (Machine with KOMTRAX Terminal) 1101
Connector List and Layout (Machine with Gateway Function Controller) 1121
Connector Contact Connection Table 1141
T-Branch Box and T-Branch Adapter Table 1181
Fuse Location Table (Machine with KOMTRAX Terminal) 1187
Fuse Location Table (Machine with Gateway Function Controller) 1191
Precautions When You Clean and Replace KDPF (KCSF and KDOC) 1195
Prepare Troubleshoot Machine Monitor 1199
Procedure to Make Harness Checker on Machine Monitor LCD Unit 1201
Prepare Short Circuit Electrical Connector (For Failure Codes [CA1883] and [CA3135]) 1207
Failure Code Table 1209
Troubleshooting by Failure Code (Display of Code) 1234
Failure Code [1500L0] 1234
Failure Code [15SAL1] 1235
Failure Code [15SALH] 1237
Failure Code [15SBL1] 1239
Failure Code [15SBLH] 1241
Failure Code [15SEL1] 1243
Failure Code [15SELH] 1245
Failure Code [15SFL1] 1247
Failure Code [15SFLH] 1249
Failure Code [15SGL1] 1251
Failure Code [15SGLH] 1253
Failure Code [15SHL1] 1255
Failure Code [15SHLH] 1257
Failure Code [2F00MA] 1260
Failure Code [2F00MB] 1264
Failure Code [2G42ZG] 1267
Failure Code [2G43ZG] 1269
Failure Code [879AKA] 1271
Failure Code [879AKB] 1273
Failure Code [879BKA] 1275
Failure Code [879BKB] 1277
Failure Code [879CKA] 1279
Failure Code [879CKB] 1281
Failure Code [879DKZ] 1283
Failure Code [879EMC] 1285
Failure Code [879FMC] 1288
Failure Code [989A00] 1291
Failure Code [989L00] 1292
Failure Code [989M00] 1293
Failure Code [989N00] 1294
Failure Code [A1U0N3] 1295
Failure Code [A1U0N4] 1297
Failure Code [AA10NX] 1299
Failure Code [AB00KE] 1301
Failure Code [AB00KY] 1303
Failure Code [AQ10N3] 1305
Failure Code [AS00N3] 1307
Failure Code [AS00R2] 1309
Failure Code [AS00R3] 1310
Failure Code [AS00R4] 1311
Failure Code [AS00R5] 1312
Failure Code [AS00R6] 1313
Failure Code [AS00ZK] 1314
Failure Code [AS10KM] 1315
Failure Code [AS10NR] 1316
Failure Code [AS10NT] 1317
Failure Code [B@BAZG] 1318
Failure Code [B@BAZK] 1319
Failure Code [B@BCNS] 1321
Failure Code [B@BCQA] 1322
Failure Code [B@BCZK] 1324
Failure Code [B@C7NS] 1326
Failure Code [B@CENS] 1328
Failure Code [B@HANS] 1329
Failure Code [CA115] 1330
Failure Code [CA122] 1331
Failure Code [CA123] 1333
Failure Code [CA131] 1335
Failure Code [CA132] 1337
Failure Code [CA135] 1340
Failure Code [CA141] 1342
Failure Code [CA144] 1344
Failure Code [CA145] 1346
Failure Code [CA153] 1348
Failure Code [CA154] 1351
Failure Code [CA187] 1354
Failure Code [CA221] 1356
Failure Code [CA222] 1358
Failure Code [CA227] 1360
Failure Code [CA234] 1361
Failure Code [CA238] 1362
Failure Code [CA239] 1364
Failure Code [CA249] 1366
Failure Code [CA256] 1368
Failure Code [CA271] 1370
Failure Code [CA272] 1372
Failure Code [CA273] 1373
Failure Code [CA274] 1375
Failure Code [CA322] 1376
Failure Code [CA323] 1378
Failure Code [CA324] 1380
Failure Code [CA325] 1382
Failure Code [CA331] 1384
Failure Code [CA332] 1386
Failure Code [CA343] 1388
Failure Code [CA351] 1389
Failure Code [CA352] 1390
Failure Code [CA356] 1393
Failure Code [CA357] 1395
Failure Code [CA386] 1397
Failure Code [CA431] 1398
Failure Code [CA432] 1401
Failure Code [CA441] 1405
Failure Code [CA442] 1407
Failure Code [CA449] 1408
Failure Code [CA451] 1409
Failure Code [CA452] 1411
Failure Code [CA515] 1413
Failure Code [CA516] 1415
Failure Code [CA553] 1417
Failure Code [CA555] 1418
Failure Code [CA556] 1419
Failure Code [CA559] 1420
Failure Code [CA595] 1425
Failure Code [CA687] 1426
Failure Code [CA689] 1428
Failure Code [CA691] 1430
Failure Code [CA692] 1432
Failure Code [CA697] 1434
Failure Code [CA698] 1435
Failure Code [CA731] 1436
Failure Code [CA778] 1437
Failure Code [CA1117] 1440
Failure Code [CA1664] 1441
Failure Code [CA1669] 1444
Failure Code [CA1673] 1445
Failure Code [CA1677] 1446
Failure Code [CA1678] 1447
Failure Code [CA1682] 1448
Failure Code [CA1683] 1452
Failure Code [CA1684] 1454
Failure Code [CA1686] 1456
Failure Code [CA1691] 1457
Failure Code [CA1694] 1460
Failure Code [CA1695] 1462
Failure Code [CA1696] 1463
Failure Code [CA1712] 1465
Failure Code [CA1713] 1468
Failure Code [CA1714] 1470
Failure Code [CA1715] 1471
Failure Code [CA1776] 1472
Failure Code [CA1777] 1475
Failure Code [CA1843] 1478
Failure Code [CA1844] 1480
Failure Code [CA1879] 1483
Failure Code [CA1881] 1486
Failure Code [CA1883] 1488
Failure Code [CA1885] 1492
Failure Code [CA1887] 1494
Failure Code [CA1921] 1496
Failure Code [CA1922] 1499
Failure Code [CA1923] 1504
Failure Code [CA1924] 1506
Failure Code [CA1925] 1508
Failure Code [CA1927] 1510
Failure Code [CA1928] 1512
Failure Code [CA1942] 1514
Failure Code [CA1963] 1515
Failure Code [CA1977] 1519
Failure Code [CA1993] 1522
Failure Code [CA2185] 1525
Failure Code [CA2186] 1527
Failure Code [CA2249] 1529
Failure Code [CA2265] 1530
Failure Code [CA2266] 1532
Failure Code [CA2271] 1535
Failure Code [CA2272] 1537
Failure Code [CA2349] 1539
Failure Code [CA2353] 1541
Failure Code [CA2357] 1543
Failure Code [CA2381] 1544
Failure Code [CA2382] 1546
Failure Code [CA2383] 1548
Failure Code [CA2386] 1550
Failure Code [CA2387] 1552
Troubleshooting Flowchart 1556
Failure Code [CA2555] 1557
Failure Code [CA2556] 1559
Failure Code [CA2637] 1561
Failure Code [CA2639] 1563
Failure Code [CA2732] 1566
Failure Code [CA2733] 1568
Failure Code [CA2741] 1570
Failure Code [CA2765] 1571
Failure Code [CA2771] 1572
Failure Code [CA2777] 1578
Failure Code [CA2878] 1581
Failure Code [CA2881] 1584
Failure Code [CA2976] 1587
Failure Code [CA3133] 1589
Failure Code [CA3134] 1591
Failure Code [CA3135] 1593
Failure Code [CA3142] 1597
Failure Code [CA3143] 1598
Failure Code [CA3144] 1599
Failure Code [CA3146] 1601
Failure Code [CA3147] 1602
Failure Code [CA3148] 1603
Failure Code [CA3151] 1605
Failure Code [CA3165] 1611
Failure Code [CA3167] 1613
Failure Code [CA3229] 1616
Failure Code [CA3231] 1618
Failure Code [CA3232] 1620
Failure Code [CA3235] 1624
Failure Code [CA3239] 1626
Failure Code [CA3241] 1629
Failure Code [CA3242] 1632
Failure Code [CA3251] 1635
Failure Code [CA3253] 1637
Failure Code [CA3254] 1640
Failure Code [CA3255] 1643
Failure Code [CA3256] 1647
Failure Code [CA3311] 1649
Failure Code [CA3312] 1651
Failure Code [CA3313] 1654
Failure Code [CA3314] 1655
Failure Code [CA3315] 1656
Failure Code [CA3316] 1659
Failure Code [CA3317] 1660
Failure Code [CA3318] 1661
Failure Code [CA3319] 1664
Failure Code [CA3321] 1665
Failure Code [CA3322] 1667
Failure Code [CA3419] 1670
Failure Code [CA3421] 1672
Failure Code [CA3497] 1674
Failure Code [CA3498] 1675
Failure Code [CA3543] 1676
Failure Code [CA3545] 1683
Failure Code [CA3547] 1685
Failure Code [CA3558] 1686
Failure Code [CA3559] 1688
Failure Code [CA3562] 1690
Failure Code [CA3563] 1692
Failure Code [CA3567] 1695
Failure Code [CA3568] 1698
Failure Code [CA3571] 1704
Failure Code [CA3572] 1706
Failure Code [CA3574] 1708
Failure Code [CA3575] 1711
Failure Code [CA3577] 1713
Failure Code [CA3578] 1715
Failure Code [CA3582] 1717
Failure Code [CA3583] 1725
Failure Code [CA3596] 1727
Failure Code [CA3649] 1730
Failure Code [CA3681] 1732
Failure Code [CA3682] 1737
Failure Code [CA3713] 1743
Failure Code [CA3717] 1746
Failure Code [CA3718] 1747
Failure Code [CA3725] 1748
Failure Code [CA3748] 1751
Failure Code [CA3751] 1754
Failure Code [CA3755] 1756
Failure Code [CA3866] 1758
Failure Code [CA3867] 1762
Failure Code [CA3868] 1765
Failure Code [CA3899] 1769
Failure Code [CA3911] 1771
Failure Code [CA3912] 1775
Failure Code [CA3932] 1777
Failure Code [CA3933] 1779
Failure Code [CA3934] 1781
Failure Code [CA3935] 1784
Failure Code [CA3936] 1786
Failure Code [CA4151] 1788
Failure Code [CA4152] 1792
Failure Code [CA4155] 1796
Failure Code [CA4156] 1798
Failure Code [CA4157] 1801
Failure Code [CA4158] 1803
Failure Code [CA4159] 1804
Failure Code [CA4161] 1805
Failure Code [CA4162] 1808
Failure Code [CA4163] 1811
Failure Code [CA4164] 1813
Failure Code [CA4165] 1815
Failure Code [CA4166] 1817
Failure Code [CA4168] 1819
Failure Code [CA4169] 1822
Failure Code [CA4171] 1824
Failure Code [CA4249] 1827
Failure Code [CA4251] 1829
Failure Code [CA4259] 1831
Failure Code [CA4261] 1834
Failure Code [CA4277] 1837
Failure Code [CA4281] 1841
Failure Code [CA4459] 1844
Failure Code [CA4461] 1846
Failure Code [CA4658] 1849
Failure Code [CA4731] 1853
Failure Code [CA4732] 1854
Failure Code [CA4739] 1855
Failure Code [CA4768] 1856
Failure Code [CA4769] 1858
Failure Code [CA4842] 1861
Failure Code [CA4952] (Machine with KOMTRAX Terminal) 1865
Failure Code [CA4952] (Machine with Gateway Function Controller) 1867
Failure Code [CA5115] 1869
Failure Code [CA5179] 1872
Failure Code [CA5181] 1874
Failure Code [CA5383] 1876
Failure Code [D150KA] 1878
Failure Code [D150KB] 1880
Failure Code [D150KY] 1882
Failure Code [D160KA] 1884
Failure Code [D160KB] 1886
Failure Code [D160KY] 1888
Failure Code [D191KA] 1890
Failure Code [D191KB] 1893
Failure Code [D191KY] 1896
Failure Code [D192KA] 1898
Failure Code [D192KB] 1900
Failure Code [D192KY] 1902
Failure Code [D193KA] 1903
Failure Code [D193KB] 1905
Failure Code [D193KY] 1907
Failure Code [D193MC] (Applicable Machine: 100001 to 101011) 1909
Failure Code [D193MC] (Applicable Machine: 101012 and Up) 1911
Failure Code [D19JKZ] 1913
Failure Code [D1E6KA] 1915
Failure Code [D1E6KB] 1917
Failure Code [D1E6KY] 1919
Failure Code [D5ZHKA] 1921
Failure Code [D5ZHKB] 1923
Failure Code [D5ZHKZ] 1925
Failure Code [D5ZHL6] 1928
Failure Code [D811MC] (Machine with KOMTRAX Terminal) 1930
Failure Code [D811MC] (Machine with Gateway Function Controller) 1931
Failure Code [D862KA] (Machine with KOMTRAX Terminal) 1932
Failure Code [D862KA] (Machine with Gateway Function Controller) 1933
Failure Code [D8ALKA] (Machine with KOMTRAX Terminal) 1934
Failure Code [D8ALKA] (Machine with Gateway Function Controller) 1936
Failure Code [D8ALKB] (Machine with KOMTRAX Terminal) 1938
Failure Code [D8ALKB] (Machine with Gateway Function Controller) 1940
Failure Code [D8AQK4] (Machine with KOMTRAX Terminal) 1942
Failure Code [D8AQK4] (Machine with Gateway Function Controller) 1943
Failure Code [D8AQKR] (Machine with KOMTRAX Terminal) 1944
Failure Code [D8AQKR] (Machine with Gateway Function Controller) 1946
Failure Code [D8G1KT] 1948
Failure Code [D8G6KT] 1949
Failure Code [DAF0KT] 1950
Failure Code [DAF0MB] 1951
Failure Code [DAF0MC] 1952
Failure Code [DAF3KK] 1953
Failure Code [DAF8KB] 1955
Failure Code [DAFDKB] 1957
Failure Code [DAFGMC] (Machine with KOMTRAX Terminal) 1959
Failure Code [DAFGMC] (Machine with Gateway Function Controller) 1960
Failure Code [DAFLKA] (Machine with KOMTRAX Terminal) 1961
Failure Code [DAFLKA] (Machine with Gateway Function Controller) 1963
Failure Code [DAFLKB] (Machine with KOMTRAX Terminal) 1965
Failure Code [DAFLKB] (Machine with Gateway Function Controller) 1967
Failure Code [DAFQKR] (Machine with KOMTRAX Terminal) 1969
Failure Code [DAFQKR] (Machine with Gateway Function Controller) 1970
Failure Code [DAQ0KK] 1971
Failure Code [DAQ0KT] 1974
Failure Code [DAQ0MC] 1975
Failure Code [DAQ1KA] 1976
Failure Code [DAQ2KK] 1978
Failure Code [DAQ2KT] 1981
Failure Code [DAQ4KB] 1984
Failure Code [DAQ9KQ] 1986
Failure Code [DAQLKA] (Machine with KOMTRAX Terminal) 1987
Failure Code [DAQLKA] (Machine with Gateway Function Controller) 1989
Failure Code [DAQLKB] (Machine with KOMTRAX Terminal) 1991
Failure Code [DAQLKB] (Machine with Gateway Function Controller) 1993
Failure Code [DAQQKR] 1995
Failure Code [DAQRKR] 1996
Failure Code [DAQRMA] 1997
Failure Code [DAZ9KQ] 1998
Failure Code [DAZQKR] 1999
Failure Code [DB2QKR] (Machine with KOMTRAX Terminal) 2000
Failure Code [DB2QKR] (Machine with Gateway Function Controller) 2005
Failure Code [DB2RKR] 2010
Failure Code [DB90KK] (Machine with KOMTRAX Terminal) 2016
Failure Code [DB90KK](Machine with Gateway Function Controller) 2019
Failure Code [DB90KT] 2022
Failure Code [DB90MC] 2023
Failure Code [DB91KA] 2024
Failure Code [DB92KK] (Machine with KOMTRAX Terminal) 2026
Failure Code [DB92KK] (Machine with Gateway Function Controller) (Applicable Machine: 100001 to 101011) 2029
Failure Code [DB92KK] (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) 2032
Failure Code [DB92KT] 2035
Failure Code [DB95KX] (Applicable Machine: 100001 to 101011) 2038
Failure Code [DB95KX] (Applicable Machine: 101012 and Up) 2042
Failure Code [DB96KX] (Applicable Machine: 100001 to 101011) 2046
Failure Code [DB96KX] (Applicable Machine: 101012 and Up) 2048
Failure Code [DB99KQ] 2050
Failure Code [DB9LKA] (Machine with KOMTRAX Terminal) 2051
Failure Code [DB9LKA] (Machine with Gateway Function Controller) 2053
Failure Code [DB9LKB] (Machine with KOMTRAX Terminal) 2055
Failure Code [DB9LKB] (Machine with Gateway Function Controller) 2057
Failure Code [DB9QKR] 2059
Failure Code [DB9RKR] 2060
Failure Code [DB9RMA] 2061
Failure Code [DBE5KX] (Applicable Machine: 100001 to 101011) 2062
Failure Code [DBE5KX] (Applicable Machine: 101012 and Up) 2064
Failure Code [DBE6KX] 2066
Failure Code [DD1ALD] 2068
Failure Code [DDAAL6] 2070
Failure Code [DDB6L4] 2072
Failure Code [DDD1LD] 2075
Failure Code [DDK3KA] 2077
Failure Code [DDK3KB] 2080
Failure Code [DDK6KA] 2083
Failure Code [DDK6KB] 2086
Failure Code [DDKLKA] (Applicable Machine: 100001 to 101011) 2089
Failure Code [DDKLKA] (Applicable Machine: 101012 and Up) 2092
Failure Code [DDKLKB] (Applicable Machine: 100001 to 101011) 2095
Failure Code [DDKLKB] (Applicable Machine: 101012 and Up) 2097
Failure Code [DDNRKA] 2099
Failure Code [DDNRKY] (Applicable Machine: 100001 to 101011) 2102
Failure Code [DDNRKY] (Applicable Machine: 101012 and Up) 2104
Failure Code [DDT0L4] 2106
Failure Code [DDT4LD] 2108
Failure Code [DDT9LD] 2110
Failure Code [DDTALD] 2112
Failure Code [DDW9LD] 2114
Failure Code [DDWLLD] 2116
Failure Code [DF10KA] 2118
Failure Code [DF10KB] 2121
Failure Code [DGF1KA] 2124
Failure Code [DGF1KB] 2126
Failure Code [DGH2KX] 2128
Failure Code [DGR2KB] 2130
Failure Code [DGR2KZ] 2132
Failure Code [DGT1KA] 2134
Failure Code [DGT1KB] 2136
Failure Code [DH21KA] 2138
Failure Code [DH21KB] 2141
Failure Code [DHA4KA] 2143
Failure Code [DHAAMA] 2145
Failure Code [DHACMA] 2147
Failure Code [DHPCKX] 2149
Failure Code [DHPDKX] 2152
Failure Code [DHT1KX] 2155
Failure Code [DHT5KX] 2158
Failure Code [DHT7KX] 2161
Failure Code [DHT8KA] 2164
Failure Code [DHT8KB] 2167
Failure Code [DHT8ZG] 2169
Failure Code [DHUDKA] 2170
Failure Code [DHUDKB] 2173
Failure Code [DJF1KA] 2175
Failure Code [DK55KA] 2177
Failure Code [DK55KY] 2180
Failure Code [DK55L5] 2182
Failure Code [DK59KA] (Applicable Machine: 100001 to 101011) 2183
Failure Code [DK59KA] (Applicable Machine: 101012 and Up) 2187
Failure Code [DK59KY] (Applicable Machine: 100001 to 101011) 2191
Failure Code [DK59KY] (Applicable Machine: 101012 and Up) 2195
Failure Code [DK59L8] (Applicable Machine: 100001 to 101011) 2199
Failure Code [DK59L8] (Applicable Machine: 101012 and Up) 2204
Failure Code [DK5AKA] (Applicable Machine: 100001 to 101011) 2209
Failure Code [DK5AKA] (Applicable Machine: 101012 and Up) 2213
Failure Code [DK5AKY] (Applicable Machine: 100001 to 101011) 2217
Failure Code [DK5AKY] (Applicable Machine: 101012 and Up) 2221
Failure Code [DK5BKA] (Applicable Machine: 100001 to 101011) 2225
Failure Code [DK5BKA] (Applicable Machine: 101012 and Up) 2229
Failure Code [DK5BKY] (Applicable Machine: 100001 to 101011) 2233
Failure Code [DK5BKY] (Applicable Machine: 101012 and Up) 2237
Failure Code [DK5BL8] (Applicable Machine: 100001 to 101011) 2241
Failure Code [DK5BL8] (Applicable Machine: 101012 and Up) 2246
Failure Code [DK5CKA] (Applicable Machine: 100001 to 101011) 2251
Failure Code [DK5CKA] (Applicable Machine: 101012 and Up) 2255
Failure Code [DK5CKY] (Applicable Machine: 100001 to 101011) 2259
Failure Code [DK5CKY] (Applicable Machine: 101012 and Up) 2263
Failure Code [DK5DKA] (Applicable Machine: 100001 to 101011) 2267
Failure Code [DK5DKA] (Applicable Machine: 101012 and Up) 2270
Failure Code [DK5DKY] (Applicable Machine: 100001 to 101011) 2273
Failure Code [DK5DKY] (Applicable Machine: 101012 and Up) 2276
Failure Code [DK5DL8] (Applicable Machine: 100001 to 101011) 2279
Failure Code [DK5DL8] (Applicable Machine: 101012 and Up) 2284
Failure Code [DK5EKA] (Applicable Machine: 100001 to 101011) 2289
Failure Code [DK5EKA] (Applicable Machine: 101012 and Up) 2292
Failure Code [DK5EKY] (Applicable Machine: 100001 to 101011) 2295
Failure Code [DK5EKY] (Applicable Machine: 101012 and Up) 2298
Failure Code [DK5FKA] 2301
Failure Code [DK5FKY] 2304
Failure Code [DK5FL8] 2307
Failure Code [DK5GKA] 2311
Failure Code [DK5GKY] 2314
Failure Code [DKA0KA] 2317
Failure Code [DKA0KY] 2320
Failure Code [DKA0L0] 2323
Failure Code [DKA1KA] 2326
Failure Code [DKA1KY] 2329
Failure Code [DLF1KA] 2332
Failure Code [DLF1LC] 2334
Failure Code [DLM3KA] 2336
Failure Code [DLM3LC] 2338
Failure Code [DLT3KA] 2340
Failure Code [DLT3LC] 2342
Failure Code [DPQ1KR] 2344
Failure Code [DPQ2KR] 2347
Failure Code [DPQ3KR] 2350
Failure Code [DSJ0KR] 2353
Failure Code [DT20KB] (Applicable Machine: 100001 to 101011) 2356
Failure Code [DT20KB] (Applicable Machine: 101012 and Up) 2358
Failure Code [DT22KB] 2360
Failure Code [DT23KB] 2362
Failure Code [DV00KB] 2364
Failure Code [DW4PKA] 2366
Failure Code [DW4PKB] 2368
Failure Code [DW4PKY] 2370
Failure Code [DW4QKA] 2372
Failure Code [DW4QKB] 2374
Failure Code [DW4QKY] 2376
Failure Code [DW4RKA] 2378
Failure Code [DW4RKB] 2380
Failure Code [DW4RKY] 2382
Failure Code [DW4SKA] 2384
Failure Code [DW4SKB] 2386
Failure Code [DW4SKY] 2388
Failure Code [DW7BKA] 2390
Failure Code [DW7BKB] 2392
Failure Code [DW7BKY] 2394
Failure Code [DWM1KA] (Applicable Machine: 100001 to 101011) 2396
Failure Code [DWM1KA] (Applicable Machine: 101012 and Up) 2398
Failure Code [DWM1KB] (Applicable Machine: 100001 to 101011) 2400
Failure Code [DWM1KB] (Applicable Machine: 101012 and Up) 2402
Failure Code [DWM1KY] 2404
Failure Code [DWN6KA] 2406
Failure Code [DWN6KB] 2408
Failure Code [DWN6KY] 2410
Failure Code [DWN8KA] 2412
Failure Code [DWN8KB] 2414
Failure Code [DWN8KY] 2416
Failure Code [DX16KA] 2418
Failure Code [DX16KB] 2420
Failure Code [DX16KY] 2422
Failure Code [DXA1KA] 2424
Failure Code [DXA1KB] 2426
Failure Code [DXA1KY] 2428
Failure Code [DXANKA] 2430
Failure Code [DXANKB] 2432
Failure Code [DXANKY] 2434
Failure Code [DXH1KA] 2436
Failure Code [DXH1KB] 2438
Failure Code [DXH1KY] 2440
Failure Code [DXH4KA] 2442
Failure Code [DXH4KB] 2444
Failure Code [DXH4KY] 2446
Failure Code [DXH5KA] 2448
Failure Code [DXH5KB] 2450
Failure Code [DXH5KY] 2452
Failure Code [DXH6KA] 2454
Failure Code [DXH6KB] 2456
Failure Code [DXH6KY] 2458
Failure Code [DXH7KA] 2460
Failure Code [DXH7KB] 2462
Failure Code [DXH7KY] 2464
Failure Code [DXH8KA] 2466
Failure Code [DXH8KB] 2468
Failure Code [DXH8KY] 2470
Failure Code [DXHHKA] 2472
Failure Code [DXHHKB] 2474
Failure Code [DXHHKY] 2476
Failure Code [DXHJKA] 2478
Failure Code [DXHJKB] 2480
Failure Code [DXHJKY] 2482
Failure Code [DXHKKA] 2484
Failure Code [DXHKKB] 2486
Failure Code [DXHKKY] 2488
Failure Code [DXHLKA] 2490
Failure Code [DXHLKB] 2492
Failure Code [DXHLKY] 2494
Failure Code [DXHMKA] 2496
Failure Code [DXHMKB] 2498
Failure Code [DXHMKY] 2500
Failure Code [DY30MA] 2502
Failure Code [DY30MC] 2506
Failure Code [DY30ME] 2511
Failure Code [F313KA] 2513
Failure Code [F313KB] 2515
Failure Code [F314KA] 2516
Failure Code [F314KB] 2518
Failure Code [F315KB] 2520
Failure Code [F315KY] 2522
Failure Code [F316KB] 2524
Failure Code [F316KY] 2526
Failure Code [F318KB] 2528
Failure Code [F318KY] 2530
Failure Code [F31AKB] 2531
Failure Code [F31AKY] 2533
Failure Code [F31BKB] 2535
Failure Code [F31BKY] 2537
Failure Code [F31CKB] 2539
Failure Code [F31CKY] 2541
Failure Code [F31DKB] 2543
Failure Code [F31DKY] 2545
Failure Code [F31EKB] 2547
Failure Code [F31EKY] 2549
Failure Code [FS10ZE] 2551
Failure Code [LA00L3] 2552
Troubleshooting of Electrical System (E-Mode) 2553
Engine Does Not Start (Engine Does Not Crank) 2553
Manual Preheating System Does Not Operate 2560
Automatic Preheating System Does Not Operate 2563
While Preheating is in Operation, Preheating Monitor Does Not Come On 2566
The LCD Unit, LED Unit, and Meter Unit of the Machine Monitor Show Nothing 2568
LCD Unit on Machine Monitor Shows Nothing 2571
Backlight of LCD Unit on Machine Monitor is Abnormal (Backlight Goes Off or Flickers) 2574
LCD Screen on Machine Monitor Does Not Show Correctly 2577
Meter Unit Display on Machine Monitor is Abnormal 2580
Night Mode Lamp of Meter Unit on Machine Monitor is Abnormal 2583
LED Unit Lamp on Machine Monitor is Abnormal 2586
Night Mode Lamp of Switch Panel on Machine Monitor is Abnormal or Switches Do Not Operate Correctly 2588
Two Switches Operation of Switch Panel on Machine Monitor Does Not Operate 2591
Switch Panel Buzzer of Machine Monitor is Abnormal 2594
Some Items of Gauges and Caution Lamps on Machine Monitor are Not Shown Normally 2597
DEF Level is Not Shown Correctly 2598
Rearview Monitor Does Not Come On or Backlight Flickers 2601
Rearview Monitor Images are Not Shown Clearly 2604
Rearview Monitor Brightness Cannot be Adjusted 2607
Night Mode Lamp of Rearview Monitor is Abnormal 2611
Air Cleaner Clogging Indicator Lamp Does Not Come On 2613
Radiator Coolant Level Caution Lamp Does Not Come On 2615
Parking Brake Indicator Lamp Does Not Light When Parking Brake is Set to ON (Parking) Position 2617
Brake Oil Pressure Caution Lamp Does Not Come On When Front Brake Accumulator Oil Pressure is Low 2621
Brake Oil Pressure Caution Lamp Does Not Come On When Rear Brake Accumulator Oil Pressure is Low 2622
Fuel Gauge Does Not Show Normally 2623
Torque Converter Oil Temperature Gauge Does Not Increase, or Torque Converter Oil Temperature Caution Lamp Does Not Come On 2625
Hydraulic Oil Temperature Gauge Does Not Rise or Hydraulic Oil Temperature Caution Lamp Does Not Come On 2626
Seatbelt Caution Lamp Does Not Show Normally 2628
Alarm Buzzer Does Not Operate 2629
Alarm Buzzer Does Not Stop 2631
Kickdown Does Not Operate When Kickdown Switch is ON Position 2632
Hold Does Not Operate When Hold Switch is on Position 2634
Parking Brake Does Not Operate Even If It is Applied, or the Brake Drags in Forward or Reverse Travel When Parking Brake is Released 2636
Transmission Cut-off Mode is Not Selected or Not Released 2640
Transmission Cut-off Setting Cannot be Released 2642
Directional Selector (FNR) Switch Mode is Not Selected or Not Released 2644
Engine Mode Selector Function Does Not Operate Normally When Engine Power Mode Selector Switch is Operated 2646
Flow of Loader Pump Does Not Increase from the Minimum Rate 2648
ECSS Function Cannot be Selected or Cannot be Released 2649
Horn Does Not Sound 2651
Horn Does Not Operate (Joystick Steering Specification) 2654
Horn Does Not Stop 2657
Headlamp, Clearance Lamp, and Tail Lamp Do Not Come On 2660
Clearance Lamp and Tail Lamp Do Not Come On or Go Out 2662
High and Low Beams of Headlamp Do Not Come On or Go Out 2666
Low Beam of Headlamp Does Not Come On or Go Out 2670
High Beam of Headlamp Does Not Come On or Go Out 2672
Front Working Lamp Does Not Come On or Go Out 2674
Front Working Lamp Does Not Come On or Go Out (for European Union and Turkey) 2679
Rear Working Lamp Does Not Come On or Go Out 2684
Rear Working Lamp Does Not Come on or Go off (for European Union and Turkey) 2688
Turn Signal Lamp and Hazard Lamp Do Not Come On or Go Out 2693
Turn Signal Lamp Does Not Come On or Go Out 2696
Hazard Lamp Does Not Come On or Go Out 2699
Brake Lamp Does Not Come On or Stays Lit 2703
Backup Lamp Does Not Come On or Stays Lit 2707
Backup Buzzer Does Not Sound or Continues to Sound 2710
Front Wiper Does Not Operate 2712
Rear Wiper Does Not Operate 2716
Fuel Feed Pump Does Not Operate or Stop Automatically 2719
Fan Does Not Rotate in Reverse 2722
Fan Remains Rotated in Reverse 2723
Window Washer Does Not Operate 2724
KOMTRAX System Does Not Operate Correctly 2727
Auto-Greasing Pump Display Shows [FCS] 2728
Auto-Greasing Pump Display Shows [FLL] 2730
Auto-Greasing System Does Not Operate or Stop 2731
When Work Equipment Lock Switch is Operated, Work Equipment is Not Locked or Unlocked 2733
Troubleshooting for Hydraulic and Mechanical Systems (H Mode) 2735
Information Shown in Troubleshooting Table (H-Mode) 2735
Failure Mode and Cause Table 2736
Machine Does Not Start 2752
Lockup is Not Released 2756
Torque Converter Lockup Clutch Does Not Engage 2757
Travel Speed is Slow, Bucket Thrust Force is Weak, Gradability is Low, or Gear Speed Does Not Shift 2758
Strong Shocks are Made When You Start Machine or Shift Gears 2762
Time Lag is Large When You Start Machine or Shift Gears 2765
Torque Converter Oil Temperature is High 2768
Machine Does Not Turn (For Steering Wheel Spec) 2771
Machine Does Not Turn (Joystick Steering Specification) 2773
Turning Response is Unsatisfactory (For Steering Wheel Specification) 2775
Turning Response is Unsatisfactory (Joystick Steering Specification) 2777
Steering Wheel is Heavy to Operate 2779
Machine Sways or Large Shocks are Made While Machine Turns (For Steering Wheel Specification) 2780
Machine Sways or Large Shocks are Made While Machine Turns (Joystick Steering Specification) 2782
Turning Radius is Different on the Left and Right 2784
Wheel Brakes Do Not Operate or are Weak 2785
Wheel Brakes are Not Released or Drag 2787
Parking Brake Does Not Operate or is Weak 2788
Parking Brake is Not Released or Drags 2789
Boom Does Not Rise 2791
Boom Moves Slow or Lacks Lifting Force 2793
Rising Boom Slows Down at Specified Height 2795
Lift Cylinders Can Not Hold Bucket on Ground 2796
Hydraulic Drift of Boom is Large 2798
Boom Moves Up and Down During Operation 2799
Bucket Does Not Tilt Back 2800
Bucket Moves Slow or Lacks Tilt-Back Force 2802
Bucket Slows Down During Tilt Back Operation 2804
Bucket Cylinder Does Not Hold Bucket on Ground 2805
Hydraulic Drift of Bucket is Large 2807
Bucket Tilts Back and Forth When You Carry Load (Work Equipment Valve is in Hold) 2808
Boom and Bucket Control Levers Do Not Move Smoothly and are Heavy to Move 2809
Engine Speed Drops Largely or Engine Stops When You Operate Work Equipment 2810
Large Shocks are Made When Work Equipment Starts to Move and Stops 2811
When Single Work Equipment is Released Hydraulically, Other Work Equipment Moves 2814
ECSS Does Not Operate and Machine Pitches and Bounces 2815
Fan Speed is Abnormal (Too High or Low, or Does Not Rotate) 2816
Unusual Noise is Heard from Around Fan 2818
Troubleshooting of Engine (S-Mode) 2819
Information Shown in Troubleshooting Table (S-Mode) 2819
Engine Does Not Crank When Starting Switch is Turned to Start Position 2820
Engine Cranks but No Exhaust Smoke Comes Out 2821
Fuel is Sprayed but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start) 2822
Engine Startability is Unsatisfactory 2823
Engine Does Not Pick Up Smoothly 2825
Engine Stops During Operation 2827
Engine Does Not Rotate Smoothly 2829
Engine Lacks Output (or Lacks Power) 2830
KDPF Becomes Clogged in a Short Time 2832
Engine Oil Consumption is Excessive 2834
Engine Oil Becomes Dirty Quickly 2835
Fuel Consumption is Excessive 2836
Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down) 2837
Engine Oil Pressure Drops 2838
Fuel Mixes Into Engine Oil 2840
Water Mixes Into Engine Oil (Milky) 2841
Coolant Temperature Increases Too High (Overheat) 2842
Unusual Noise is Heard 2843
Vibration is Excessive 2844
Air Cannot be Bled from Fuel Circuit 2845
Active Regeneration is Done Frequently 2846
Active Regeneration Continues Long 2848
White Smoke is Exhausted During Active Regeneration 2849
DEF Consumption is Excessive 2850
There is an Unusual Smell (Irritating Odor) 2852
Foreign Materials Enter DEF (DEF Increases) 2853
Troubleshooting for Auto-Greasing System 2854
Outline of Failure Display 2854
Troubleshooting for FCS 2855
Troubleshooting for Auto-Greasing Pump 2856
Replacement of Pump Element 2859
Troubleshooting for Grease Supply System 2860
Replace Auto-Greasing Controller 2862
Assembly procedure when disassembled in troubleshooting 2863
Troubleshooting for RDS Load Meter System 2864
Outline of Failure Display 2864
How to Show Diagnostics Screen 2865
Troubleshooting for RDS Load Meter 2866
50 Disassembly and Assembly 2869
Table of Contents 2870
Precautions Before Work 2875
Abbreviation List 2876
Related Information on Disassembly and Assembly 2882
How to Read This Manual 2882
Coating Materials List 2884
Special Tool List 2889
Sketches of Special Tools 2906
Engine and Cooling System 2934
Remove and Install Supply Pump Assembly 2934
How to Remove Supply Pump Assembly 2934
How to Install Supply Pump Assembly 2938
Remove and Install Injector Assembly 2944
How to Remove Injector Assembly 2944
How to Install Injector Assembly 2949
Remove and Install Fuel Doser Assembly 2955
How to Remove Fuel Doser Assembly 2955
How to Install Fuel Doser Assembly 2956
Remove and Install Cylinder Head Assembly 2959
How to Remove Cylinder Head Assembly 2960
How to Install Cylinder Head Assembly 2972
Remove and Install EGR Valve Assembly 2991
How to Remove EGR Valve Assembly 2991
How to Install EGR Valve Assembly 2991
Remove and Install EGR Cooler Assembly 2993
How to Remove EGR Cooler Assembly 2993
How to Install EGR Cooler Assembly 2995
Remove and Install Starter Assembly 2999
How to Remove Starting Motor Assembly 2999
How to Install Starting Motor Assembly 3000
Remove and Install Air Conditioner Compressor Belt 3002
How to Remove Air Conditioner Compressor Belt 3002
How to Install Air Conditioner Compressor Belt 3004
Remove and Install Alternator Belt 3007
How to Remove Alternator Belt 3007
How to Install Alternator Belt 3009
Remove and Install Automatic Tensioner 3011
How to Remove Automatic Tensioner 3011
How to Install Automatic Tensioner 3011
Remove and Install Radiator Assembly 3012
How to Remove Radiator Assembly 3013
How to Install Radiator Assembly 3018
Remove and Install Cooling Fan and Fan Motor Assembly 3024
How to Remove Cooling Fan and Fan Motor Assembly 3024
How to Install Cooling Fan and Fan Motor Assembly 3028
Remove and Install Hydraulic Oil Cooler Assembly 3031
How to Remove Hydraulic Oil Cooler Assembly 3031
How to Install Hydraulic Oil Cooler Assembly 3034
Remove and Install Aftercooler Assembly 3037
How to Remove Aftercooler Assembly 3037
How to Install Aftercooler Assembly 3041
Remove and Install Power Train Oil Cooler Assembly 3047
How to Remove Power Train Oil Cooler Assembly 3047
How to Install Power Train Oil Cooler Assembly 3054
Remove and Install Engine, Torque Converter, and Transmission Assembly 3061
How to Remove Engine, Torque Converter, and Transmission Assembly 3062
How to Install Engine, Torque Converter, and Transmission Assembly 3077
Disconnect and Connect Engine, Torque Converter, and Transmission Assembly 3092
How to Disconnect Engine, Torque Converter, and Transmission Assembly 3092
How to Connect Engine, Torque Converter, and Transmission Assembly 3093
Remove and Install Engine Front Oil Seal 3094
How to Remove Engine Front Oil Seal 3094
How to Install Engine Front Oil Seal 3096
Remove and Install Engine Rear Oil Seal 3099
How to Remove Engine Rear Oil Seal 3099
How to Install Engine Rear Oil Seal 3100
Remove and Install Engine Hood Assembly 3106
How to Remove Engine Hood Assembly 3106
How to Install Engine Hood Assembly 3113
Remove and Install Fuel Tank Assembly 3119
How to Remove Fuel Tank Assembly 3119
How to Install Fuel Tank Assembly 3124
Remove and Install DEF Tank Assembly 3128
How to Remove DEF Tank Assembly 3128
How to Install DEF Tank Assembly 3132
Remove and Install DEF Tank Sensor Flange Assembly 3135
How to Remove DEF Tank Sensor Flange Assembly 3136
How to Install DEF Tank Sensor Flange Assembly 3141
Remove and Install DEF Tank Sensor 3145
How to Remove DEF Tank Sensor 3145
How to Install DEF Tank Sensor 3146
Remove and Install DEF Tank Strainer 3153
How to Remove DEF Tank Strainer 3153
How to Install DEF Tank Strainer 3153
Remove and Install KDPF Assembly 3155
How to Remove KDPF Assembly 3157
How to Install KDPF Assembly 3169
Disassemble and Assemble KDPF Assembly 3183
How to Disassemble KDPF Assembly 3183
How to Assemble KDPF Assembly 3187
Remove and Install SCR Assembly 3192
How to Remove SCR Assembly 3193
How to Install SCR Assembly 3203
Remove and Install KDPF and SCR Assembly 3215
How to Remove KDPF and SCR Assembly 3216
How to Install KDPF and SCR Assembly 3225
Remove and Install Bellows Pipe Assembly 3235
How to Remove Bellows Pipe Assembly 3235
How to Install Bellows Pipe Assembly 3240
Remove and Install KCCV Assembly 3248
How to Remove KCCV Assembly 3248
How to Install KCCV Assembly 3249
Remove and Install VGT Assembly 3251
How to Remove VGT Assembly 3251
How to Install VGT Assembly 3258
Remove and Install DEF Mixing Tube 3266
How to Remove DEF Mixing Tube 3266
How to Install DEF Mixing Tube 3273
Remove and Install DEF Injector 3282
How to Remove DEF Injector 3282
How to Install DEF Injector 3286
Remove and Install DEF Pump 3290
How to Remove DEF Pump 3290
How to Install DEF Pump 3293
Remove and Install DEF Hose 3296
How to Remove DEF Hose 3296
How to Install DEF Hose 3306
Remove and Install Air Cleaner Assembly 3317
How to Remove Air Cleaner Assembly 3317
How to Install Air Cleaner Assembly 3318
Remove and Install Air Conditioner Compressor Assembly 3320
How to Remove Air Conditioner Compressor Assembly 3320
How to Install Air Conditioner Compressor Assembly 3321
Remove and Install Air Conditioner Condenser Assembly 3323
How to Remove Air Conditioner Condenser Assembly 3323
How to Install Air Conditioner Condenser Assembly 3324
Power Train 3326
Disassemble and Assemble Torque Converter Assembly 3326
How to Disassemble Torque Converter Assembly 3326
How to Assemble Torque Converter Assembly 3331
Disassemble and Assemble Transmission Assembly 3338
How to Disassemble Transmission Assembly 3340
How to Assemble Transmission Assembly 3358
Disassemble and Assemble Transmission Clutch Pack Assembly 3385
How to Disassemble Transmission Clutch Pack Assembly 3386
How to Assemble Transmission Clutch Pack Assembly 3402
Remove and Install Front Axle Assembly 3422
How to Remove Front Axle Assembly 3422
How to Install Front Axle Assembly 3424
Remove and Install Rear Axle Assembly 3426
How to Remove Rear Axle Assembly 3426
How to Install Rear Axle Assembly 3433
Disassemble and Assemble Axle Housing Assembly 3441
How to Disassemble Axle Housing Assembly 3442
How to Assemble Axle Housing Assembly 3447
Disassemble and Assemble Differential Assembly 3456
How to Disassemble Differential Assembly 3457
How to Assemble Differential Assembly 3466
Steering System 3485
Remove and Install Steering Valve Assembly 3485
How to Remove Steering Valve Assembly 3485
How to Install Steering Valve Assembly 3488
Brake System 3491
Remove and Install Parking Brake Disc and Plate 3491
How to Remove Parking Brake Disc and Plate 3491
How to Install Parking Brake Disc and Plate 3495
Undercarriage and Frame 3499
Remove and Install Center Hinge Pin 3499
How to Remove Center Hinge Pin 3499
How to Install Center Hinge Pin 3505
Remove and Install Counterweight Assembly 3512
How to Remove Counterweight Assembly 3512
How to Install Counterweight Assembly 3514
Remove and Install Full-Length Fender Assembly 3517
How to Remove Full-Length Fender Assembly 3517
How to Install Full-Length Fender Assembly 3518
Hydraulic System 3519
Remove and Install Hydraulic Tank Assembly 3519
How to Remove Hydraulic Tank Assembly 3519
How to Install Hydraulic Tank Assembly 3524
Remove and Install Work Equipment Pump and Cooling Fan Pump Assembly 3530
How to Remove Work Equipment Pump and Cooling Fan Pump Assembly 3530
How to Install Work Equipment Pump and Cooling Fan Pump Assembly 3533
Remove and Install Steering Pump and Power Train Pump Assembly 3535
How to Remove Steering Pump and Power Train Pump Assembly 3535
How to Install Steering Pump and Power Train Pump Assembly 3538
Remove and Install Control Valve Assembly 3541
How to Remove Control Valve Assembly 3541
How to Install Control Valve Assembly 3545
Work Equipment 3549
Remove and Install Work Equipment Assembly 3549
How to Remove Work Equipment Assembly 3549
How to Install Work Equipment Assembly 3554
Disassemble and Assemble Hydraulic Cylinder Assembly 3560
How to Disassemble Hydraulic Cylinder Assembly 3561
How to Assemble Hydraulic Cylinder Assembly 3564
CAB Related Parts 3570
Remove and Install Operator Cab Assembly 3570
How to Remove Operator Cab Assembly 3570
How to Install Operator Cab Assembly 3576
Remove and Install Operator Cab Glass (Adhered Glass) 3583
How to Remove Operator Cab Glass (Adhered Glass) 3583
How to Install Operator Cab Glass (Adhered Glass) 3584
Remove and Install Air Conditioner Unit Assembly 3593
How to Remove Air Conditioner Unit Assembly 3593
How to Install Air Conditioner Unit Assembly 3604
Remove and Install Operator Seat Assembly 3614
How to Remove Operator Seat Assembly 3614
How to Install Operator Seat Assembly 3616
How to Remove and Install Seat Belt 3618
How to Remove Seat Belt 3618
How to Install Seatbelt 3618
Electrical System 3620
Remove and Install Engine Controller Assembly 3620
How to Remove Engine Controller Assembly 3620
How to Install Engine Controller Assembly 3623
Remove and Install Work Equipment Controller Assembly 3626
How to Remove Work Equipment Controller Assembly 3626
How to Install Work Equipment Controller Assembly 3627
Remove and Install Transmission Controller Assembly 3630
How to Remove Transmission Controller Assembly 3630
How to Install Transmission Controller Assembly 3631
Remove and Install Monitor Controller Assembly 3632
How to Remove Monitor Controller Assembly 3632
How to Install Monitor Controller Assembly 3634
Remove and Install Machine Monitor Assembly 3637
How to Remove Machine Monitor Assembly 3637
How to Install Machine Monitor Assembly 3638
Remove and Install Mass Air Flow and Temperature Sensor 3641
How to Remove Mass Air Flow and Temperature Sensor 3641
How to Install Mass Air Flow and Temperature Sensor 3642
Remove and Install KCCV Crankcase Pressure Sensor 3643
How to Remove KCCV Crankcase Pressure Sensor 3643
How to Install KCCV Crankcase Pressure Sensor 3644
Remove and Install KDPF Temperature Sensor 3646
How to Remove KDPF Temperature Sensor 3646
How to Install KDPF Temperature Sensor 3651
Remove and Install KDPF Differential Pressure Sensor 3656
How to Remove KDPF Differential Pressure Sensor 3656
How to Install KDPF Differential Pressure Sensor 3660
Remove and Install SCR Temperature Sensor 3665
How to Remove SCR Temperature Sensor 3665
How to Install SCR Temperature Sensor 3670
Remove and Install Ammonia Sensor 3675
How to Remove Ammonia Sensor 3675
How to Install Ammonia Sensor 3679
Remove and Install SCR Outlet NOx Sensor 3684
How to Remove SCR Outlet NOx Sensor 3684
How to Install SCR Outlet NOx Sensor 3689
Remove and Install KOMTRAX Terminal Assembly 3693
How to Remove KOMTRAX Terminal Assembly 3693
How to Install KOMTRAX Terminal Assembly 3694
Remove and Install Gateway Function Controller Assembly 3695
How to Remove Gateway Function Controller Assembly 3695
How to Install Gateway Function Controller Assembly 3696
Remove and Install Communication Terminal 3697
How to Remove Communication Terminal 3697
How to Install Communication Terminal 3702
60 Maintenance Standard 3709
Table of Contents 3710
Abbreviation List 3711
Engine and Cooling System 3717
Maintenance Standard for Engine Mount 3717
Maintenance Standard for Brake and Cooling Fan Pump 3718
Maintenance Standard for Servo Valve of Brake and Cooling Fan Pump 3720
Maintenance Standard for Cooling Fan Motor 3721
Power Train 3723
Maintenance Standard for Drive Shaft 3723
Maintenance Standard for Torque Converter 3724
Maintenance Standard for Lockup Clutch ECMV 3726
Maintenance Standard for Transmission 3727
Maintenance Standard for F, 1st Clutch 3733
Maintenance Standard for R, 2nd Clutch 3735
Maintenance Standard for 3rd, 4th Clutch 3737
Maintenance Standard for Transmission Control Valve 3739
Maintenance Standard for Forward and Reverse Clutch ECMV and 1st, 2nd Clutch ECMV 3741
Maintenance Standard for 3rd, 4th Clutch ECMV 3742
Maintenance Standard for Main Relief Valve and Torque Converter Relief Valve 3743
Maintenance Standard for Front Axle 3744
Maintenance Standard for Rear Axle 3745
Maintenance Standard for Front Conventional Differential 3746
Maintenance Standard for Rear Conventional Differential 3749
Maintenance Standard for Front Limited Slip Differential 3752
Maintenance Standard for Rear Limited Slip Differential 3754
Maintenance Standard for Final Drive 3756
Steering System 3759
Maintenance Standard for Steering Column 3759
Maintenance Standard for Steering Pump 3760
Maintenance Standard for Servo Valve of Steering Pump 3763
Maintenance Standard for Steering Valve 3764
Maintenance Standard for Steering Cylinder 3766
Maintenance Standard for Secondary Steering Pump 3768
Brake System 3769
Maintenance Standard for Charge Valve 3769
Maintenance Standard for Brake Circuit Accumulator 3771
Maintenance Standard for Slack Adjuster 3772
Maintenance Standard for Front Brake 3773
Maintenance Standard for Rear Brake 3774
Maintenance Standard for Parking Brake 3775
Maintenance Standard for Parking Brake Solenoid Valve 3777
Maintenance Standard for Flow Priority Valve 3778
Maintenance Standard for Brake Cooling Pump 3779
Maintenance Standard for Brake Cooling Strainer 3780
Undercarriage and Frame 3781
Maintenance Standard for Frame, Axle Mount and Center Hinge Pin 3781
Hydraulic System 3786
Maintenance Standard for Hydraulic Tank 3786
Maintenance Standard for Work Equipment Pump 3788
Maintenance Standard for Power Train Charge Pump and Power Train Lubrication Pump 3790
Maintenance Standard for Control Valve 3791
Maintenance Standard for Work Equipment Lock Solenoid Valve 3800
Work Equipment 3801
Maintenance Standard for Work Equipment Linkage 3801
Maintenance Standard for Bucket 3805
Maintenance Standard for Lift Cylinder 3806
Maintenance Standard for Bucket Cylinder 3807
80 Appendix 3809
Table of Contents 3810
Precautions Before Work 3812
Abbreviation List 3813
Air Conditioner System 3819
Precautions for Refrigerant 3819
Air Conditioner Component 3820
Specifications of Air Conditioner 3822
Structure and Function of Refrigeration Cycle 3823
Outline of Refrigeration Cycle 3824
Component Parts of Air Conditioner System 3826
Air Conditioner Unit 3826
Configuration Diagram of Air Conditioner Unit 3826
Function of Air Conditioner Unit 3827
Component Parts of Air Conditioner Unit 3828
Function of Evaporator as Air Conditioner Unit Component 3828
Function of Inside Air Temperature Sensor as Air Conditioner Unit Component 3828
Function of Blower Amplifier as Air Conditioner Unit Component 3829
Function of Blower OFF Relay as Air Conditioner Unit Component 3829
Function of Compressor Clutch Relay as Air Conditioner Unit Component 3829
Function of Heater Core as Air Conditioner Unit Component 3829
Function of Evaporator Temperature Sensor as Air Conditioner Unit Component 3829
Function of Servo Motor as Air Conditioner Unit Component 3829
Function of Expansion Valve as Air Conditioner Unit Component 3830
Function of Dual Pressure Switch 3830
Air Conditioner Controller 3831
Structure of Air Conditioner Controller 3831
Compressor 3832
Structure of Compressor 3832
Specifications of Compressor 3832
Function of Compressor 3832
Condenser 3833
Structure of Condenser 3833
Specifications of Condenser 3833
Function of Condenser 3833
Receiver Drier 3834
Structure of Receiver Dryer 3834
Specifications of Receiver Dryer 3834
Function of Receiver Dryer 3834
Air Conditioner Related Sensors 3835
Function of Sunlight Sensor 3835
Function of Outside Air Temperature Sensor 3835
Explanation of Procedure for Test of and Troubleshooting of Air Conditioner 3836
Circuit Diagram and Configuration of Connector Pins of Air Conditioner 3838
System Diagram of Air Conditioner 3841
Input and Output Signals of Air Conditioner Controller 3842
Function of Air Conditioner Controller 3843
Locations of Air Conditioner Parts and Layout of Connectors 3844
Examine Air Conditioner with Self-Diagnosis Function 3850
Open the Electrical System Abnormality Record Screen in Service Mode of Machine Monitor 3851
Examine Temperature Control Function 3852
How to Examine Temperature Control Function 3852
Examine Vent (Mode) Changeover 3854
How to Examine Vent (Mode) Changeover 3854
Examine Fresh/Recirc Air Changeover 3856
How to Examine Fresh/Recirc Air Changeover 3856
Examine Evaporator Temperature Sensor 3858
Examine Relay 3860
How to Examine Relay 3860
Air Conditioner Troubleshooting Chart 1 3862
Air Conditioner Troubleshooting Chart 2 3863
Information Shown in Troubleshooting Table 3866
Failure Code [879AKA] 3867
Failure Code [879AKB] 3869
Failure Code [879BKA] 3871
Failure Code [879BKB] 3873
Failure Code [879CKA] 3875
Failure Code [879CKB] 3877
Failure Code [879DKZ] 3879
Failure Code [879EMC] 3881
Failure Code [879FMC] 3884
Troubleshooting for Power Supply System (Air Conditioner Does Not Operate) 3887
Troubleshooting for Compressor and Refrigerant System (Air is Not Cooled) 3890
Troubleshooting for Blower Motor System (No Air Comes Out or Air Flow is Abnormal) 3893
Troubleshooting for Fresh/Recirc Air Changeover 3897
Troubleshooting by Gauge Pressure 3899
Connect Service Tool 3902
How to Connect Service Tool 3903
Precautions for Disconnection and Connection of Air Conditioner Piping 3904
Handle Compressor Oil 3906
90 Circuit Diagrams 3909
Table of Contents 3910
Abbreviation List 3912
Hydraulic Circuit Diagram 3918
Symbols Used in Hydraulic Circuit Diagram 3918
Hydraulic Circuit Diagram (For Steering Wheel Spec) 3923
Hydraulic Circuit Diagram (For Joystick Steering Spec) 3925
Power Train Hydraulic Circuit Diagram 3927
Hydraulic Oil Pressure of Brake Cooling System 3929
Hydraulic Auto-Greasing Diagram 3933
Electrical Circuit Diagram 3935
Symbols Used in Electric Circuit Diagram 3935
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (1/9) 3939
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (2/9) 3941
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (3/9) 3943
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (4/9) 3945
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (5/9) 3947
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (6/9) 3949
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (7/9) 3951
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (8/9) 3953
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (9/9) 3955
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (1/9) 3957
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (2/9) 3959
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (3/9) 3961
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (4/9) 3963
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (5/9) 3965
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (6/9) 3967
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (7/9) 3969
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (8/9) 3971
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (9/9) 3973
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (1/9) 3975
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (2/9) 3977
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (3/9) 3979
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (4/9) 3981
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (5/9) 3983
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (6/9) 3985
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (7/9) 3987
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (8/9) 3989
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (9/9) 3991
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (1/10) 3993
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (2/10) 3995
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (3/10) 3997
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (4/10) 3999
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (5/10) 4001
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (6/10) 4003
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (7/10) 4005
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (8/10) 4007
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (9/10) 4009
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 100439 to 101011) (10/10) 4011
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (1/10) 4013
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (2/10) 4015
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (3/10) 4017
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (4/10) 4019
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (5/10) 4021
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (6/10) 4023
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (7/10) 4025
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (8/10) 4027
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (9/10) 4029
Electrical Circuit Diagram of Floor (for European Union, Turkey and Japan) (Machine with Gateway Function Controller) (Applicable Machine: 101012 and Up) (10/10) 4031
RDS Load Meter System Electrical Circuit Diagram 4033
Electrical Circuit Diagram (Brake Cooling System) 4035
Index 4037

DESCRIPTION:

Komatsu WA470-8E0 Wheel Loader Shop Manual SEN06753-07 – PDF DOWNLOAD 

SERIAL NUMBERS 100439 and up

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.

IMAGES PREVIEW OF THE MANUAL:

S.V 30/12/24