Komatsu WA380-8E0 Wheel Loader Shop Manual SEN06752-06 PDF

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Komatsu WA380-8E0 Wheel Loader Shop Manual SEN06752-06 – PDF DOWNLOAD

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Komatsu WA380-8E0 Wheel Loader Shop Manual SEN06752-06 – PDF DOWNLOAD 

Language : English
Pages : 4324
Downloadable : Yes
File Type : PDF

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TABLE OF CONTENTS:

Komatsu WA380-8E0 Wheel Loader Shop Manual SEN06752-06 – PDF DOWNLOAD 

SERIAL NUMBERS 15641 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: WA380-8E0 107
Specifications 109
Specifications: WA380-8E0 109
Weight Table 114
Weight Table: WA380-8E0 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 148
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) 157
System Operating Lamp System 158
System Diagram of System Operating Lamp System (Machine with KOMTRAX Terminal) 158
System Diagram of System Operating Lamp System (Machine with Gateway Function Controller) 158
Function of System Operating Lamp System (Machine with KOMTRAX Terminal) 158
Function of System Operating Lamp System (Machine with Gateway Function Controller) 159
Battery Disconnect Switch 161
Layout Drawing of Battery Disconnect Switch 161
Function of Battery Disconnect Switch 161
Preheating System 163
System Diagram of Preheating System 163
Function of Automatic Preheating System 163
Operation of Automatic Preheating System 163
Function of Manual Preheating System 164
Operation of Manual Preheating System 164
Engine System 165
Layout Drawing of Engine System 165
Function of Engine System 166
Engine Control System 167
System Diagram of Engine Control System (Machine with KOMTRAX Terminal) 167
System Diagram of Engine Control System (Machine with Gateway Function Controller) 168
Function of Engine Control System 169
Operation of Engine Control System 172
Engine Power Mode Selector System 174
Engine Power Mode Selector System Diagram 174
Function of Engine Power Mode Selector System 174
Operation of Engine Power Mode Selector System 174
Automatic Idle Stop System 176
Function of Automatic Idle Stop System 176
Component Parts of Engine System 177
VGT 177
EGR System 181
EGR Valve 183
EGR Cooler 185
KCCV System 186
KCCV Ventilator 188
KDPF 190
Cooling System 195
Layout Drawing of Cooling System 195
Specifications of Cooling System 196
Cooling Fan Control System 198
System Diagram of Cooling Fan Control System 198
Function of Cooling Fan Control System 198
Component Parts of Cooling System 203
Brake and Cooling Fan Pump 203
Cooling Fan Motor 210
Control System 217
Layout Drawing of Control System (Machine with KOMTRAX Terminal) 217
Layout Drawing of Control System (Machine with Gateway Function Controller) 219
Machine Monitor System 221
System Diagram of Machine Monitor System 221
Function of Machine Monitor System 221
Rearview Monitor System 223
System Diagram of Rearview Monitor System 223
Function of Rearview Monitor System 223
KOMTRAX System 224
KOMTRAX System Diagram (Machine with KOMTRAX Terminal) 224
System Diagram of KOMTRAX System (Machine with Gateway Function Controller) 224
Function of KOMTRAX System 225
RDS Load Meter System 226
Layout Drawing of RDS Load Meter System 226
Function of RDS Load Meter System 227
Component Parts of Control System 228
Machine Monitor 228
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 285
Swash Plate Control Function of Work Equipment Pump and Steering Pump 285
Pickup Assistance Control Function When Engine Speed is Low 285
Overheat Prevention Function of Work Equipment Circuit 285
Component Parts of Hydraulic System 286
Hydraulic Tank 286
Work Equipment Pump 289
Steering Pump 303
Power Train Charge Pump and Power Train Lubrication Pump 316
Control Valve 316
Stabilizer Valve 351
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 379
Transmission 383
Transmission Control Valve 399
Forward and Reverse Clutch ECMV and Gear Speed Clutch ECMV 401
Main Relief Valve and Torque Converter Relief Valve 405
Axle 408
Conventional Differential 410
Limited Slip Differential 412
Final Drive 416
Combination Switch 419
Shift Hold Switch 422
Kickdown Switch 423
Work Equipment System 424
Layout Drawing of Work Equipment System 424
Work Equipment System Diagram (Applicable Machine: 15641 to 17004) 426
Work Equipment System Diagram (Applicable Machine: 17005 and Up) 428
Work Equipment Control System 430
Work Equipment Speed Pattern Control Function by Work Equipment Lever Stroke 430
Work Equipment Lever Detent Position and Work Equipment Startup Current Control Function 431
Work Equipment Lever Operating Function System Diagram 432
Work Equipment Lever Operation Function 433
Bucket Priority Control Function 433
Boom Stop Modulation Function 433
Work Equipment Neutral Lock System 435
Work Equipment Neutral Lock System Diagram 435
Function of Work Equipment Neutral Lock System 435
Remote Positioner System 437
Remote Bucket Positioner System Diagram 437
Function of Remote Bucket Positioner System 437
Remote Boom Positioner System Diagram 438
Function of Remote Boom Positioner System 438
Bucket Positioner and Boom Positioner 442
Structure of Bucket Positioner and Boom Positioner 442
Auto-Digging System 443
Auto-Digging System Diagram 443
Function of Auto-Digging System 443
Semi-Auto Digging System 445
Semi-Auto Digging System Diagram 445
Function of Semi-Auto Digging System 445
ECSS 447
ECSS Diagram 447
Function of ECSS 447
Operation of ECSS 447
Component Parts of Work Equipment System 449
Work Equipment Lock Solenoid Valve 449
Pilot Circuit Accumulator 450
ECSS Circuit Accumulator 451
Work Equipment Electric Lever 453
Multifunction Mono-Lever 456
Steering System 457
Layout Drawing of Steering System 457
Secondary Steering System 458
Secondary Steering System Diagram 458
Function of Secondary Steering System 458
Steering Column 460
Structure of Steering Column 460
Component Parts of Steering System 461
Orbitrol Valve 461
Stop Valve 465
Steering Valve 466
Secondary Steering Pump 479
Secondary Steering Motor 480
Brake System 481
Layout Drawing of Brake System 481
Layout Drawing of Brake Cooling System 482
Parking Brake Control System 483
System Diagram of Parking Brake Control System 483
Operation of Parking Brake Control System 483
Brake Cooling Control System 485
Brake Cooling Control System Diagram 485
Function of Brake Cooling Control System 485
Component Parts of Brake System 486
Charge Valve 486
Parking Brake Solenoid Valve 491
Parking Brake Emergency Release Valve 493
Brake Circuit Accumulator 494
Brake Valve 495
Brake 499
Parking Brake 502
Flow Priority Valve 504
Brake Cooling Motor 506
Brake Cooling Pump 507
Brake Cooling Oil Cooler 508
Auto-Greasing System 509
Layout Drawing of Auto-Greasing System 509
Specifications of Auto-Greasing System 510
Function of Auto-Greasing System 512
Auto-Greasing System 513
Auto-Greasing Pump 513
Undercarriage and Frame 514
Frame, Axle Mount and Center Hinge Pin 514
Structure of Frame, Axle Mount and Center Hinge Pin 514
Function of Frame, Axle Mount and Center Hinge Pin 515
Tires 516
Features of Radial Tire When Compared with Bias Tire 516
Structure of Radial Tire 516
Function of Radial Tire 517
Structure of Bias Tire 517
Function of Bias Tire 517
Work Equipment 518
Structure of Work Equipment 518
Structure of Bucket 519
CAB Related Parts 520
ROPS CAB 520
Structure of ROPS CAB (Machine with KOMTRAX Terminal) 520
Structure of ROPS CAB (Machine with Gateway Function Controller) 521
Function of ROPS CAB 521
20 Standard Value Table 523
Table of Contents 524
Abbreviation List 525
Standard Value Table for Engine 531
Standard Value Table for Engine: WA380-8E0 531
Standard Value Table for Machine 535
Standard Value Table for Machine: WA380-8E0 535
Machine Posture and Procedures to Measure Performance 553
Standard Value Table for Electricity 556
Standard Value Table for Electricity 556
30 Testing and Adjusting 577
Table of Contents 578
Precautions Before Work 582
Abbreviation List 583
Related Information on Testing and Adjusting 589
Differences In Machine Monitor Symbols 589
Tools for Testing and Adjusting 590
Sketch of Tools for Testing and Adjusting 599
Engine and Cooling System 600
Examine Engine Speed 600
How to Examine Engine Speed 600
Examine Boost Pressure 606
How to Examine Boost Pressure on Machine Monitor 606
How to Examine Boost Pressure by Testing Tool 607
Examine Exhaust Gas Temperature 610
How to Examine Exhaust Gas Temperature 610
Examine Exhaust Gas Color 612
How to Examine Exhaust Gas Color with the Handy Smoke Checker 612
How to Examine Exhaust Gas Color with Smoke Meter 613
Examine Mass Air Flow and Temperature Sensor 615
How to Examine Mass Air Flow and Temperature Sensor 615
Examine and Adjust Valve Clearance 617
How to Examine Valve Clearance 617
How to Adjust Valve Clearance 618
Examine Compression Pressure 620
How to Examine Compression Pressure 620
Examine Blowby Pressure 626
How to Examine Blowby Pressure 626
Examine Engine Oil Pressure 629
How to Examine Engine Oil Pressure 629
Examine EGR Valve and VGT Oil Pressure 631
How to Examine EGR Valve and VGT Oil Pressure 631
Examine Fuel Pressure 633
How to Examine Fuel Pressure 634
Examine Fuel Discharge, Return and Leakage 639
How to Examine Fuel Discharge, Return, and Leakage 640
Bleed Air from Fuel System 646
How to Bleed Air from Fuel System 646
Examine Fuel Circuit for Leakage 648
How to Examine Fuel System for Leakage 648
Handle Cylinder Cut-out Mode Operation 650
Handle No-Injection Cranking Operation 651
Examine KDPF, SCR and Muffler Stack for Looseness and Damage 652
How to Examine KDPF, SCR and Muffler Stack for Looseness and Damage 652
Examine Installed Condition of Cylinder Heads and Manifolds 653
How to Examine Installed Condition of Cylinder Heads and Manifolds 653
Examine Engine Piping for Damage and Looseness 654
How to Examine Engine Piping for Damage and Looseness 654
Examine and Adjust Air Conditioner Compressor Belt Tension 655
How to Examine Air Conditioner Compressor Belt 655
How to Adjust Air Conditioner Compressor Belt 655
Examine Alternator Belt 657
How to Examine Alternator Belt 657
Examine Automatic Tensioner 659
How to Examine Automatic Tensioner 659
Write Correction for Ash in Soot Accumulation to Engine Controller 662
How to Write Correction for Ash in Soot Accumulation to Engine Controller 662
Examine SCR Related Functions 663
Examine DEF Pump Raised Pressure 667
Examine Injection Volume from DEF Injector 670
Examine DEF Line Heater Relay 1 675
Examine DEF Line Heater Relay 2 679
Examine DEF Pump Heater Relay 683
Examine DEF Tank Heater Valve 687
Examine SCR Denitration Efficiency 691
Clean DEF Tank 695
How to Clean DEF Tank 695
Clean DEF Pump 699
How to Clean DEF Pump 699
Power Train 705
Examine and Adjust Power Train Oil Pressure 705
How to Examine Power Train Oil Pressure 708
How to Adjust Power Train Oil Pressure 721
Adjust Transmission Input Shaft Speed Sensor 723
How to Adjust Transmission Input Shaft Speed Sensor 723
Adjust Transmission Output Shaft Speed Sensor 724
How to Adjust Transmission Output Shaft Speed Sensor 724
Flush Torque Converter and Transmission Hydraulic Circuit 725
How to Flush Torque Converter and Transmission Hydraulic Circuit 725
Move Disabled Machine Due to Transmission Valve Failure 727
How to Move Disabled Machine Due to Transmission Valve Failure 727
Examine Drive Shaft for Looseness, Backlash, and Damage 729
How to Examine Drive Shaft for Looseness, Backlash, and Damage 729
Steering System 730
Examine Steering Wheel 730
How to Examine Steering Wheel 730
Examine and Adjust Steering Circuit Oil Pressure 732
How to Examine Steering Circuit Oil Pressure 732
How to Adjust Steering Circuit Oil Pressure 734
Bleed Air from Steering Cylinder Circuit 736
How to Bleed Air from Steering Cylinder Circuit 736
Examine and Adjust Steering Stop Valve 737
How to Examine Steering Stop Valve 737
How to Adjust Steering Stop Valve 737
Brake System 738
Release Remained Pressure in Brake Accumulator Circuit 738
How to Release Remained Pressure in Brake Accumulator Circuit 738
Examine Wheel Brake Oil Pressure 739
How to Examine Wheel Brake Oil Pressure 739
Examine and Adjust Brake Accumulator Charge Pressure 741
How to Examine Brake Accumulator Charge Pressure 741
How to Adjust Brake Accumulator Charge Pressure 742
Examine Nitrogen Gas Pressure in Brake Accumulator and Charge Gas 743
How to Examine Accumulator Nitrogen Gas Pressure for Brake 743
How to Charge Accumulator Nitrogen Gas for Brake 746
How to Release Nitrogen Gas When You Discard Accumulator 750
Bleed Air from Brake Circuit 752
How to Bleed Air from Brake Circuit 752
Examine Brake Performance 753
How to Examine Brake Performance 753
Examine Brake Pedal 754
How to Examine Brake Pedal 754
Examine and Adjust Brake Pedal and Linkage 755
How to Examine Brake Pedal and Linkage 755
How to Adjust Brake Pedal and Linkage 755
Examine Pressure Decrease of Wheel Brake 756
How to Examine Pressure Decrease of Wheel Brake 757
Examine Wear of Wheel Brake Disc 759
How to Examine Wear of Wheel Brake Disc 759
Examine Parking Brake Oil Pressure 761
How to Examine Parking Brake Oil Pressure 761
Examine Parking Brake Performance 763
How to Examine Parking Brake Performance 763
Release Parking Brake Manually 764
How to Release Parking Brake Manually 764
Examine Wear Volume of Parking Brake Disc 766
How to Examine Wear Quantity of Parking Brake Disc 766
Hydraulic System 768
Release Remained Pressure from Work Equipment Circuit 768
How to Release Remained Pressure from Work Equipment Circuit 768
Examine and Adjust Work Equipment Oil Pressure 770
How to Examine Work Equipment Oil Pressure 770
How to Adjust Work Equipment Oil Pressure 774
Examine and Adjust Work Equipment EPC Oil Pressure 776
How to Examine Work Equipment EPC Oil Pressure 776
How to Adjust Work Equipment EPC Oil Pressure 778
Bleed Air from Work Equipment Circuit 779
How to Bleed Air from Work Equipment Circuit 779
Examine Cooling Fan Speed 780
How to Examine Cooling Fan Speed 780
Examine Cooling Fan Circuit Oil Pressure 782
How to Examine Cooling Fan Circuit Oil Pressure 782
Bleed Air from Cooling Fan Circuit 785
How to Bleed Air from Cooling Fan Circuit 785
Examine ECSS Accumulator Nitrogen Gas Pressure and Charge Accumulator with Nitrogen Gas 787
How to Examine ECSS Accumulator Nitrogen Gas Pressure 787
How to Charge ECSS Accumulator with Nitrogen Gas 789
Work Equipment 793
Examine and Adjust Bucket Positioner Detection Lever 793
How to Examine Bucket Potentiometer Lever 793
How to Adjust Bucket Potentiometer Lever 793
Examine and Adjust Boom Potentiometer Lever 795
How to Examine Boom Potentiometer Lever 795
How to Adjust Boom Potentiometer Lever 795
CAB Related Parts 796
Examine Directional Lever 796
How to Examine Directional Lever 796
Examine Work Equipment Control Lever 797
How to Examine Work Equipment Control Lever 797
Adjust Play of Operator Seat 800
How to Adjust Play of Operator Seat 800
Electrical System 801
Set and Adjust Each Equipment 801
Set and Operate Machine Monitor 805
Operator Mode 809
Function to Show Technician Identification Status Screen 809
Function to Show Operator Identification Input Screen 809
Examine Function by LCD (Liquid Crystal Display) 810
Examine Function of Service Meter and Odometer 811
How to Set Usage Limitation and Change Maintenance Password 811
Service Mode 815
How to Operate Service Mode 815
How to See Pre-defined Monitoring Information 818
How to Examine Self-Define Monitor Information 825
Abnormality Record Menu 840
How to See Maintenance Record 845
Maintenance Mode Setting 847
How to Set Phone Number Entry 852
Default Menu 854
Diagnostic Tests Menu 871
Adjustment Menu 882
No-Injection Cranking Operation 928
KOMTRAX Settings Menu 931
How to Show Service Message 936
How to Start Up KOMTRAX Terminal (Machine with KOMTRAX Terminal) 938
How to Stop Use of KOMTRAX Terminal (Machine with KOMTRAX Terminal) 942
How to Start Up KOMTRAX System (Machine with Gateway Function Controller) 944
How to Stop Use of KOMTRAX System (Machine with Gateway Function Controller) 950
Adjust Rearview Camera Angle 952
How to Adjust Rearview Camera Angle 952
Set Region of Bluetooth(R) Compatible Radio 954
How to Set Region of Bluetooth(R) Compatible Radio 954
Handle Voltage Circuit of Engine Controller 956
Handle Battery Disconnect Switch (Machine with KOMTRAX Terminal) 957
Handle Battery Disconnect Switch (Machine with Gateway Function Controller) 958
Examine Diodes 959
How to Examine Diodes by Digital Tester 959
How to Examine Diodes by Analog Tester 959
Auto-Greasing Device 960
Bleed the Air in Auto-Greasing System 960
How to Bleed the Air in Auto-Greasing System 960
Change Lubrication Time and Lubrication Interval 963
How to Change Lubrication Time and Lubrication Interval 964
Examine and Fill Auto-Greasing 966
How to Examine Auto-Greasing 966
How to Fill Auto-Greasing 967
Pm Clinic 968
Pm Clinic Service 968
Pm Clinic Check Sheet: WA380-8E0 971
40 Troubleshooting 981
Table of Contents 982
Precautions Before Work 996
Abbreviation List 997
Related Information to Troubleshooting 1003
General Troubleshooting Points 1003
Troubleshooting Points for Urea SCR System 1004
Sequence of Events in Troubleshooting 1016
Checks Before Troubleshooting 1018
Inspection Procedure Before Troubleshooting 1020
Walk-Around Check 1020
Test in Accordance with Testing Procedure 1022
Examine Fuel Level and Type 1022
Examine for Impure Ingredient in Fuel 1022
Examine DEF Level and Type 1023
Examine Fuel Prefilter 1023
Examine Fuel Main Filter 1025
Examine Engine Oil Level (Oil Quantity in Oil Pan) and Type 1026
Examine Coolant Level (Reservoir Tank) 1027
Examine Air Cleaner Clogging 1028
Clean Outer Element 1028
Replace Element 1030
Examine Hydraulic Oil Level 1031
Examine Hydraulic Oil Strainer 1032
Examine Hydraulic Oil Filter 1033
Examine Oil Level in Transmission Case 1035
Examine Oil Level in Front Axle Case 1036
Examine Oil Level in Rear Axle Case 1037
Bleed Air from Fuel System 1038
Bleed Air from Hydraulic System 1038
How to Examine Electric Equipment 1038
Preparation for Troubleshooting of Electrical System 1044
Procedure for Troubleshooting 1056
Symptom and Troubleshooting Numbers 1058
Information Shown in Troubleshooting Table 1063
How to Diagnose Open Circuit of Hydraulic Pressure Sensor System Wiring Harness 1065
Connector List and Layout (Machine with KOMTRAX Terminal) 1068
Connector List and Layout (Machine with Gateway Function Controller) 1088
Connector Contact Connection Table 1108
T-Branch Box and T-Branch Adapter Table 1148
Fuse Location Table (Machine with KOMTRAX Terminal) 1154
Fuse Location Table (Machine with Gateway Function Controller) 1158
Precautions When You Clean and Replace KDPF (KCSF and KDOC) 1162
Prepare Troubleshoot Machine Monitor 1166
Procedure to Make Harness Checker on Machine Monitor LCD Unit 1168
Prepare Short Circuit Electrical Connector (For Failure Codes [CA1883] and [CA3135]) 1174
Failure Code Table 1176
Troubleshooting by Failure Code (Display of Code) 1201
Failure Code [1500L0] 1201
Failure Code [15SAL1] 1203
Failure Code [15SALH] 1205
Failure Code [15SBL1] 1208
Failure Code [15SBLH] 1210
Failure Code [15SEL1] 1213
Failure Code [15SELH] 1215
Failure Code [15SFL1] 1217
Failure Code [15SFLH] 1219
Failure Code [15SGL1] 1222
Failure Code [15SGLH] 1225
Failure Code [15SHL1] 1228
Failure Code [15SHLH] 1231
Failure Code [2F00MA] 1234
Failure Code [2F00MB] 1241
Failure Code [2G42ZG] 1245
Failure Code [2G43ZG] 1248
Failure Code [879AKA] 1251
Failure Code [879AKB] 1254
Failure Code [879BKA] 1257
Failure Code [879BKB] 1260
Failure Code [879CKA] 1263
Failure Code [879CKB] 1266
Failure Code [879DKZ] 1269
Failure Code [879EMC] 1272
Failure Code [879FMC] 1275
Failure Code [989A00] 1278
Failure Code [989L00] 1280
Failure Code [989M00] 1281
Failure Code [989N00] 1282
Failure Code [A1U0N3] 1283
Failure Code [A1U0N4] 1286
Failure Code [AA10NX] 1289
Failure Code [AB00KE] 1292
Failure Code [AB00KY] 1294
Failure Code [AQ10N3] 1297
Failure Code [AS00N3] 1299
Failure Code [AS00R2] 1301
Failure Code [AS00R3] 1302
Failure Code [AS00R4] 1304
Failure Code [AS00R5] 1305
Failure Code [AS00R6] 1306
Failure Code [AS00ZK] 1307
Failure Code [AS10KM] 1309
Failure Code [AS10NR] 1310
Failure Code [AS10NT] 1312
Failure Code [B@BAZG] 1313
Failure Code [B@BAZK] 1314
Failure Code [B@BCNS] 1316
Failure Code [B@BCQA] 1317
Failure Code [B@BCZK] 1319
Failure Code [B@C7NS] 1322
Failure Code [B@CENS] 1325
Failure Code [B@HANS] 1327
Failure Code [CA115] 1329
Failure Code [CA122] 1331
Failure Code [CA123] 1335
Failure Code [CA131] 1339
Failure Code [CA132] 1342
Failure Code [CA144] 1346
Failure Code [CA145] 1349
Failure Code [CA153] 1352
Failure Code [CA154] 1356
Failure Code [CA187] 1359
Failure Code [CA221] 1361
Failure Code [CA222] 1365
Failure Code [CA227] 1369
Failure Code [CA234] 1370
Failure Code [CA238] 1372
Failure Code [CA239] 1374
Failure Code [CA249] 1376
Failure Code [CA256] 1379
Failure Code [CA271] 1382
Failure Code [CA272] 1385
Failure Code [CA322] 1387
Failure Code [CA323] 1391
Failure Code [CA324] 1395
Failure Code [CA325] 1399
Failure Code [CA331] 1403
Failure Code [CA332] 1407
Failure Code [CA343] 1411
Failure Code [CA351] 1412
Failure Code [CA352] 1413
Failure Code [CA356] 1416
Failure Code [CA357] 1419
Failure Code [CA386] 1423
Failure Code [CA428] 1424
Failure Code [CA429] 1427
Failure Code [CA431] 1430
Failure Code [CA432] 1434
Failure Code [CA435] 1438
Failure Code [CA441] 1440
Failure Code [CA442] 1443
Failure Code [CA449] 1444
Failure Code [CA451] 1446
Failure Code [CA452] 1449
Failure Code [CA488] 1452
Failure Code [CA515] 1453
Failure Code [CA516] 1456
Failure Code [CA553] 1459
Failure Code [CA555] 1462
Failure Code [CA556] 1464
Failure Code [CA559] 1466
Failure Code [CA595] 1470
Failure Code [CA687] 1471
Failure Code [CA689] 1475
Failure Code [CA691] 1479
Failure Code [CA692] 1482
Failure Code [CA697] 1485
Failure Code [CA698] 1486
Failure Code [CA731] 1487
Failure Code [CA778] 1490
Failure Code [CA1117] 1497
Failure Code [CA1664] 1499
Failure Code [CA1669] 1503
Failure Code [CA1673] 1505
Failure Code [CA1677] 1507
Failure Code [CA1678] 1509
Failure Code [CA1682] 1511
Failure Code [CA1683] 1517
Failure Code [CA1684] 1520
Failure Code [CA1686] 1523
Failure Code [CA1691] 1525
Failure Code [CA1694] 1529
Failure Code [CA1695] 1534
Failure Code [CA1696] 1535
Failure Code [CA1712] 1538
Failure Code [CA1713] 1542
Failure Code [CA1714] 1545
Failure Code [CA1715] 1547
Failure Code [CA1776] 1549
Failure Code [CA1777] 1553
Failure Code [CA1843] 1557
Failure Code [CA1844] 1560
Failure Code [CA1879] 1564
Failure Code [CA1881] 1568
Failure Code [CA1883] 1572
Failure Code [CA1885] 1577
Failure Code [CA1887] 1580
Failure Code [CA1921] 1583
Failure Code [CA1922] 1586
Failure Code [CA1942] 1593
Failure Code [CA1993] 1595
Failure Code [CA2185] 1599
Failure Code [CA2186] 1602
Failure Code [CA2249] 1604
Failure Code [CA2271] 1605
Failure Code [CA2272] 1609
Failure Code [CA2288] 1614
Failure Code [CA2311] 1615
Failure Code [CA2349] 1616
Failure Code [CA2353] 1620
Failure Code [CA2357] 1623
Failure Code [CA2381] 1626
Failure Code [CA2382] 1630
Failure Code [CA2383] 1635
Failure Code [CA2386] 1639
Failure Code [CA2387] 1642
Troubleshooting Flowchart 1646
Failure Code [CA2555] 1647
Failure Code [CA2556] 1651
Failure Code [CA2637] 1654
Failure Code [CA2639] 1658
Failure Code [CA2771] 1661
Failure Code [CA2777] 1670
Failure Code [CA2976] 1673
Failure Code [CA3133] 1676
Failure Code [CA3134] 1680
Failure Code [CA3135] 1683
Failure Code [CA3142] 1688
Failure Code [CA3143] 1689
Failure Code [CA3144] 1690
Failure Code [CA3146] 1693
Failure Code [CA3147] 1694
Failure Code [CA3148] 1695
Failure Code [CA3151] 1699
Failure Code [CA3165] 1707
Failure Code [CA3229] 1710
Failure Code [CA3231] 1713
Failure Code [CA3232] 1716
Failure Code [CA3235] 1721
Failure Code [CA3239] 1724
Failure Code [CA3241] 1728
Failure Code [CA3242] 1733
Failure Code [CA3251] 1737
Failure Code [CA3253] 1741
Failure Code [CA3254] 1744
Failure Code [CA3255] 1748
Failure Code [CA3256] 1752
Failure Code [CA3311] 1756
Failure Code [CA3312] 1760
Failure Code [CA3313] 1765
Failure Code [CA3314] 1767
Failure Code [CA3315] 1768
Failure Code [CA3316] 1772
Failure Code [CA3317] 1774
Failure Code [CA3318] 1775
Failure Code [CA3319] 1779
Failure Code [CA3321] 1780
Failure Code [CA3322] 1782
Failure Code [CA3419] 1786
Failure Code [CA3421] 1788
Failure Code [CA3497] 1791
Failure Code [CA3498] 1793
Failure Code [CA3543] 1795
Failure Code [CA3545] 1803
Failure Code [CA3547] 1806
Failure Code [CA3558] 1808
Failure Code [CA3559] 1810
Failure Code [CA3562] 1813
Failure Code [CA3563] 1816
Failure Code [CA3567] 1820
Failure Code [CA3568] 1824
Failure Code [CA3571] 1832
Failure Code [CA3572] 1835
Failure Code [CA3574] 1838
Failure Code [CA3575] 1843
Failure Code [CA3577] 1846
Failure Code [CA3578] 1849
Failure Code [CA3582] 1852
Failure Code [CA3583] 1863
Failure Code [CA3596] 1866
Failure Code [CA3649] 1871
Failure Code [CA3681] 1874
Failure Code [CA3682] 1881
Failure Code [CA3713] 1888
Failure Code [CA3717] 1892
Failure Code [CA3718] 1894
Failure Code [CA3725] 1896
Failure Code [CA3741] 1901
Failure Code [CA3748] 1902
Failure Code [CA3751] 1906
Failure Code [CA3755] 1908
Failure Code [CA3866] 1911
Failure Code [CA3867] 1916
Failure Code [CA3868] 1920
Failure Code [CA3899] 1925
Failure Code [CA3911] 1928
Failure Code [CA3912] 1933
Failure Code [CA3932] 1936
Failure Code [CA3933] 1939
Failure Code [CA3934] 1942
Failure Code [CA3935] 1946
Failure Code [CA3936] 1949
Failure Code [CA4151] 1951
Failure Code [CA4152] 1956
Failure Code [CA4155] 1961
Failure Code [CA4156] 1964
Failure Code [CA4157] 1968
Failure Code [CA4158] 1971
Failure Code [CA4159] 1973
Failure Code [CA4161] 1975
Failure Code [CA4162] 1978
Failure Code [CA4163] 1981
Failure Code [CA4164] 1983
Failure Code [CA4165] 1986
Failure Code [CA4166] 1989
Failure Code [CA4168] 1991
Failure Code [CA4169] 1994
Failure Code [CA4171] 1997
Failure Code [CA4249] 2001
Failure Code [CA4251] 2004
Failure Code [CA4259] 2007
Failure Code [CA4261] 2011
Failure Code [CA4277] 2015
Failure Code [CA4281] 2020
Failure Code [CA4459] 2025
Failure Code [CA4461] 2029
Failure Code [CA4658] 2033
Failure Code [CA4731] 2038
Failure Code [CA4732] 2040
Failure Code [CA4739] 2042
Failure Code [CA4768] 2044
Failure Code [CA4769] 2046
Failure Code [CA4842] 2049
Failure Code [CA4952] (Machine with KOMTRAX Terminal) 2054
Failure Code [CA4952] (Machine with Gateway Function Controller) 2057
Failure Code [CA5115] 2060
Failure Code [CA5179] 2065
Failure Code [CA5181] 2068
Failure Code [CA5383] 2071
Failure Code [D150KA] 2073
Failure Code [D150KB] 2076
Failure Code [D150KY] 2079
Failure Code [D160KA] 2082
Failure Code [D160KB] 2085
Failure Code [D160KY] 2088
Failure Code [D191KA] 2091
Failure Code [D191KB] 2094
Failure Code [D191KY] 2097
Failure Code [D192KA] 2100
Failure Code [D192KB] 2102
Failure Code [D192KY] 2104
Failure Code [D193KA] 2106
Failure Code [D193KB] 2109
Failure Code [D193KY] 2111
Failure Code [D193MC] (Applicable Machine: 15001 to 17004) 2113
Failure Code [D193MC] (Applicable Machine: 17005 and Up) 2116
Failure Code [D19JKZ] 2119
Failure Code [D1E6KA] 2122
Failure Code [D1E6KB] 2125
Failure Code [D1E6KY] 2128
Failure Code [D5ZHKA] 2131
Failure Code [D5ZHKB] 2134
Failure Code [D5ZHKZ] 2137
Failure Code [D5ZHL6] 2140
Failure Code [D5ZMLD] 2142
Failure Code [D811MC] (Machine with KOMTRAX Terminal) 2145
Failure Code [D811MC] (Machine with Gateway Function Controller) 2146
Failure Code [D862KA] (Machine with KOMTRAX Terminal) 2147
Failure Code [D862KA] (Machine with Gateway Function Controller) 2149
Failure Code [D8ALKA] (Machine with KOMTRAX Terminal) 2150
Failure Code [D8ALKA] (Machine with Gateway Function Controller) 2153
Failure Code [D8ALKB] (Machine with KOMTRAX Terminal) 2156
Failure Code [D8ALKB] (Machine with Gateway Function Controller) 2159
Failure Code [D8AQK4] (Machine with KOMTRAX Terminal) 2162
Failure Code [D8AQK4] (Machine with Gateway Function Controller) 2163
Failure Code [D8AQKR] (Machine with KOMTRAX Terminal) 2164
Failure Code [D8AQKR] (Machine with Gateway Function Controller) 2167
Failure Code [D8G1KT] 2170
Failure Code [D8G6KT] 2171
Failure Code [DAF0KT] 2172
Failure Code [DAF0MB] 2173
Failure Code [DAF0MC] 2174
Failure Code [DAF3KK] 2175
Failure Code [DAF8KB] 2178
Failure Code [DAFDKB] 2180
Failure Code [DAFGMC] (Machine with KOMTRAX Terminal) 2182
Failure Code [DAFGMC] (Machine with Gateway Function Controller) 2183
Failure Code [DAFLKA] (Machine with KOMTRAX Terminal) 2184
Failure Code [DAFLKA] (Machine with Gateway Function Controller) 2187
Failure Code [DAFLKB] (Machine with KOMTRAX Terminal) 2190
Failure Code [DAFLKB] (Machine with Gateway Function Controller) 2193
Failure Code [DAFQKR] (Machine with KOMTRAX Terminal) 2196
Failure Code [DAFQKR] (Machine with Gateway Function Controller) 2197
Failure Code [DAQ0KK] 2198
Failure Code [DAQ0KT] 2202
Failure Code [DAQ0MC] 2203
Failure Code [DAQ1KA] 2204
Failure Code [DAQ2KK] 2207
Failure Code [DAQ2KT] 2211
Failure Code [DAQ4KB] 2214
Failure Code [DAQ9KQ] 2217
Failure Code [DAQLKA] (Machine with KOMTRAX Terminal) 2219
Failure Code [DAQLKA] (Machine with Gateway Function Controller) 2222
Failure Code [DAQLKB] (Machine with KOMTRAX Terminal) 2225
Failure Code [DAQLKB] (Machine with Gateway Function Controller) 2228
Failure Code [DAQQKR] 2231
Failure Code [DAQRKR] 2233
Failure Code [DAQRMA] 2235
Failure Code [DAZ9KQ] 2236
Failure Code [DAZQKR] 2237
Failure Code [DB2QKR] (Machine with KOMTRAX Terminal) 2239
Failure Code [DB2QKR] (Machine with Gateway Function Controller) 2249
Failure Code [DB2RKR] 2259
Failure Code [DB90KK] (Machine with KOMTRAX Terminal) 2267
Failure Code [DB90KK](Machine with Gateway Function Controller) 2271
Failure Code [DB90KT] 2275
Failure Code [DB90MC] 2276
Failure Code [DB91KA] 2277
Failure Code [DB92KK] (Machine with KOMTRAX Terminal) 2280
Failure Code [DB92KK] (Machine with Gateway Function Controller) (Applicable Machine: 15001 to 17004) 2283
Failure Code [DB92KK] (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) 2286
Failure Code [DB92KT] 2289
Failure Code [DB95KX] (Applicable Machine: 15001 to 17004) 2292
Failure Code [DB95KX] (Applicable Machine: 17005 and Up) 2297
Failure Code [DB96KX] (Applicable Machine: 15001 to 17004) 2302
Failure Code [DB96KX] (Applicable Machine: 17005 and Up) 2305
Failure Code [DB99KQ] 2308
Failure Code [DB9LKA] (Machine with KOMTRAX Terminal) 2310
Failure Code [DB9LKA] (Machine with Gateway Function Controller) 2313
Failure Code [DB9LKB] (Machine with KOMTRAX Terminal) 2316
Failure Code [DB9LKB] (Machine with Gateway Function Controller) 2319
Failure Code [DB9QKR] 2322
Failure Code [DB9RKR] 2324
Failure Code [DB9RMA] 2326
Failure Code [DBE5KX] (Applicable Machine: 15001 to 17004) 2328
Failure Code [DBE5KX] (Applicable Machine: 17005 and Up) 2331
Failure Code [DBE6KX] 2334
Failure Code [DD1ALD] 2337
Failure Code [DDAAL6] 2340
Failure Code [DDB6L4] 2343
Failure Code [DDD1LD] 2347
Failure Code [DDK3KA] 2350
Failure Code [DDK3KB] 2354
Failure Code [DDK6KA] 2358
Failure Code [DDK6KB] 2362
Failure Code [DDKLKA] (Applicable Machine: 15001 to 17004) 2366
Failure Code [DDKLKA] (Applicable Machine: 17005 and Up) 2369
Failure Code [DDKLKB] (Applicable Machine: 15001 to 17004) 2372
Failure Code [DDKLKB] (Applicable Machine: 17005 and Up) 2375
Failure Code [DDNRKA] 2378
Failure Code [DDNRKY] (Applicable Machine: 15001 to 17004) 2381
Failure Code [DDNRKY] (Applicable Machine: 17005 and Up) 2384
Failure Code [DDNTKY] 2387
Failure Code [DDT0L4] 2390
Failure Code [DDT4LD] 2393
Failure Code [DDT9LD] 2396
Failure Code [DDTALD] 2399
Failure Code [DDW9LD] 2402
Failure Code [DDWLLD] 2405
Failure Code [DF10KA] 2408
Failure Code [DF10KB] 2412
Failure Code [DGF1KA] 2416
Failure Code [DGF1KB] 2418
Failure Code [DGH2KX] 2420
Failure Code [DGR2KB] 2422
Failure Code [DGR2KZ] 2424
Failure Code [DGT1KA] 2427
Failure Code [DGT1KB] 2429
Failure Code [DH21KA] 2431
Failure Code [DH21KB] 2434
Failure Code [DHA4KA] 2437
Failure Code [DHAAMA] 2440
Failure Code [DHACMA] 2442
Failure Code [DHPCKX] 2444
Failure Code [DHPDKX] 2448
Failure Code [DHT1KX] 2452
Failure Code [DHT5KX] 2455
Failure Code [DHT7KX] 2458
Failure Code [DHT8KA] 2461
Failure Code [DHT8KB] 2464
Failure Code [DHT8ZG] 2466
Failure Code [DHUDKA] 2467
Failure Code [DHUDKB] 2471
Failure Code [DJF1KA] 2474
Failure Code [DK55KA] 2476
Failure Code [DK55KY] 2480
Failure Code [DK55L5] 2483
Failure Code [DK59KA] (Applicable Machine: 15001 to 17004) 2485
Failure Code [DK59KA] (Applicable Machine: 17005 and Up) 2488
Failure Code [DK59KY] (Applicable Machine: 15001 to 17004) 2491
Failure Code [DK59KY] (Applicable Machine: 17005 and Up) 2494
Failure Code [DK59L8] (Applicable Machine: 15001 to 17004) 2497
Failure Code [DK59L8] (Applicable Machine: 17005 and Up) 2501
Failure Code [DK5AKA] (Applicable Machine: 15001 to 17004) 2505
Failure Code [DK5AKA] (Applicable Machine: 17005 and Up) 2508
Failure Code [DK5AKY] (Applicable Machine: 15001 to 17004) 2511
Failure Code [DK5AKY] (Applicable Machine: 17005 and Up) 2514
Failure Code [DK5BKA] (Applicable Machine: 15001 to 17004) 2517
Failure Code [DK5BKA] (Applicable Machine: 17005 and Up) 2520
Failure Code [DK5BKY] (Applicable Machine: 15001 to 17004) 2523
Failure Code [DK5BKY] (Applicable Machine: 17005 and Up) 2526
Failure Code [DK5BL8] (Applicable Machine: 15001 to 17004) 2529
Failure Code [DK5BL8] (Applicable Machine: 17005 and Up) 2533
Failure Code [DK5CKA] (Applicable Machine: 15001 to 17004) 2537
Failure Code [DK5CKA] (Applicable Machine: 17005 and Up) 2540
Failure Code [DK5CKY] (Applicable Machine: 15001 to 17004) 2543
Failure Code [DK5CKY] (Applicable Machine: 17005 and Up) 2546
Failure Code [DK5DKA] (Applicable Machine: 15001 to 17004) 2549
Failure Code [DK5DKA] (Applicable Machine: 17005 and Up) 2552
Failure Code [DK5DKY] (Applicable Machine: 15001 to 17004) 2555
Failure Code [DK5DKY] (Applicable Machine: 17005 and Up) 2558
Failure Code [DK5DL8] (Applicable Machine: 15001 to 17004) 2561
Failure Code [DK5DL8] (Applicable Machine: 17005 and Up) 2565
Failure Code [DK5EKA] (Applicable Machine: 15001 to 17004) 2568
Failure Code [DK5EKA] (Applicable Machine: 17005 and Up) 2571
Failure Code [DK5EKY] (Applicable Machine: 15001 to 17004) 2574
Failure Code [DK5EKY] (Applicable Machine: 17005 and Up) 2577
Failure Code [DK5FKA] 2580
Failure Code [DK5FKY] 2584
Failure Code [DK5FL8] 2588
Failure Code [DK5GKA] 2592
Failure Code [DK5GKY] 2596
Failure Code [DK5KKA] (Applicable Machine: 15001 to 17004) 2600
Failure Code [DK5KKA] (Applicable Machine: 17005 and Up) 2603
Failure Code [DK5KKY] (Applicable Machine: 15001 to 17004) 2606
Failure Code [DK5KKY] (Applicable Machine: 17005 and Up) 2609
Failure Code [DK5KL8] (Applicable Machine: 15001 to 17004) 2612
Failure Code [DK5KL8] (Applicable Machine: 17005 and Up) 2616
Failure Code [DK5LKA] (Applicable Machine: 15001 to 17004) 2620
Failure Code [DK5LKA] (Applicable Machine: 17005 and Up) 2623
Failure Code [DK5LKY] (Applicable Machine: 15001 to 17004) 2626
Failure Code [DK5LKY] (Applicable Machine: 17005 and Up) 2629
Failure Code [DKA0KA] 2632
Failure Code [DKA0KY] 2635
Failure Code [DKA0L0] 2638
Failure Code [DKA1KA] 2641
Failure Code [DKA1KY] 2644
Failure Code [DLF1KA] 2646
Failure Code [DLF1LC] 2649
Failure Code [DLM3KA] 2652
Failure Code [DLM3LC] 2654
Failure Code [DLT3KA] 2657
Failure Code [DLT3LC] 2660
Failure Code [DPQ1KR] 2663
Failure Code [DPQ2KR] 2667
Failure Code [DPQ3KR] 2671
Failure Code [DSJ0KR] 2675
Failure Code [DT20KB] (Applicable Machine: 15001 to 17004) 2679
Failure Code [DT20KB] (Applicable Machine: 17005 and Up) 2682
Failure Code [DT22KB] 2685
Failure Code [DT23KB] 2688
Failure Code [DV00KB] 2691
Failure Code [DW4PKA] 2694
Failure Code [DW4PKB] 2697
Failure Code [DW4PKY] 2700
Failure Code [DW4QKA] 2703
Failure Code [DW4QKB] 2706
Failure Code [DW4QKY] 2709
Failure Code [DW4RKA] 2712
Failure Code [DW4RKB] 2715
Failure Code [DW4RKY] 2718
Failure Code [DW4SKA] 2721
Failure Code [DW4SKB] 2723
Failure Code [DW4SKY] 2726
Failure Code [DW7BKA] 2729
Failure Code [DW7BKB] 2731
Failure Code [DW7BKY] 2734
Failure Code [DWM1KA] (Applicable Machine: 15001 to 17004) 2736
Failure Code [DWM1KA] (Applicable Machine: 17005 and Up) 2739
Failure Code [DWM1KB] (Applicable Machine: 15001 to 17004) 2742
Failure Code [DWM1KB] (Applicable Machine: 17005 and Up) 2745
Failure Code [DWM1KY] 2748
Failure Code [DWN6KA] 2751
Failure Code [DWN6KB] 2754
Failure Code [DWN6KY] 2757
Failure Code [DWN8KA] 2760
Failure Code [DWN8KB] 2762
Failure Code [DWN8KY] 2765
Failure Code [DX16KA] 2768
Failure Code [DX16KB] 2770
Failure Code [DX16KY] 2773
Failure Code [DXA1KA] 2775
Failure Code [DXA1KB] 2777
Failure Code [DXA1KY] 2780
Failure Code [DXANKA] 2782
Failure Code [DXANKB] 2785
Failure Code [DXANKY] 2788
Failure Code [DXH1KA] 2790
Failure Code [DXH1KB] 2792
Failure Code [DXH1KY] 2794
Failure Code [DXH4KA] 2796
Failure Code [DXH4KB] 2798
Failure Code [DXH4KY] 2800
Failure Code [DXH5KA] 2802
Failure Code [DXH5KB] 2804
Failure Code [DXH5KY] 2806
Failure Code [DXH6KA] 2808
Failure Code [DXH6KB] 2810
Failure Code [DXH6KY] 2813
Failure Code [DXH7KA] 2815
Failure Code [DXH7KB] 2818
Failure Code [DXH7KY] 2821
Failure Code [DXH8KA] 2823
Failure Code [DXH8KB] 2826
Failure Code [DXH8KY] 2829
Failure Code [DXHHKA] 2831
Failure Code [DXHHKB] 2833
Failure Code [DXHHKY] 2836
Failure Code [DXHJKA] 2838
Failure Code [DXHJKB] 2841
Failure Code [DXHJKY] 2844
Failure Code [DXHKKA] 2847
Failure Code [DXHKKB] 2850
Failure Code [DXHKKY] 2853
Failure Code [DXHLKA] 2856
Failure Code [DXHLKB] 2859
Failure Code [DXHLKY] 2862
Failure Code [DXHMKA] 2865
Failure Code [DXHMKB] 2868
Failure Code [DXHMKY] 2871
Failure Code [DXJEKA] 2874
Failure Code [DXJEKB] 2876
Failure Code [DXJEKY] 2879
Failure Code [DXJFKA] 2882
Failure Code [DXJFKB] 2884
Failure Code [DXJFKY] 2887
Failure Code [DY30MA] 2890
Failure Code [DY30MC] 2895
Failure Code [DY30ME] 2903
Failure Code [F313KA] 2905
Failure Code [F313KB] 2907
Failure Code [F314KA] 2909
Failure Code [F314KB] 2911
Failure Code [F315KB] 2913
Failure Code [F315KY] 2915
Failure Code [F316KB] 2917
Failure Code [F316KY] 2919
Failure Code [F318KB] 2921
Failure Code [F318KY] 2923
Failure Code [F31AKB] 2925
Failure Code [F31AKY] 2927
Failure Code [F31BKB] 2929
Failure Code [F31BKY] 2931
Failure Code [F31CKB] 2933
Failure Code [F31CKY] 2935
Failure Code [F31DKB] 2937
Failure Code [F31DKY] 2939
Failure Code [F31EKB] 2941
Failure Code [F31EKY] 2943
Failure Code [FS10ZE] 2945
Failure Code [LA00L3] 2946
Troubleshooting of Electrical System (E-Mode) 2947
Engine Does Not Start (Engine Does Not Crank) 2947
Manual Preheating System Does Not Operate 2954
Automatic Preheating System Does Not Operate 2957
While Preheating is in Operation, Preheating Monitor Does Not Come On 2960
The LCD Unit, LED Unit, and Meter Unit of the Machine Monitor Show Nothing 2962
LCD Unit on Machine Monitor Shows Nothing 2965
Backlight of LCD Unit on Machine Monitor is Abnormal (Backlight Goes Off or Flickers) 2968
LCD Screen on Machine Monitor Does Not Show Correctly 2971
Meter Unit Display on Machine Monitor is Abnormal 2974
Night Mode Lamp of Meter Unit on Machine Monitor is Abnormal 2977
LED Unit Lamp on Machine Monitor is Abnormal 2980
Night Mode Lamp of Switch Panel on Machine Monitor is Abnormal or Switches Do Not Operate Correctly 2982
Two Switches Operation of Switch Panel on Machine Monitor Does Not Operate 2985
Switch Panel Buzzer of Machine Monitor is Abnormal 2988
Some Items of Gauges and Caution Lamps on Machine Monitor are Not Shown Normally 2991
DEF Level is Not Shown Correctly 2992
Rearview Monitor Does Not Come On or Backlight Flickers 2995
Rearview Monitor Images are Not Shown Clearly 2998
Rearview Monitor Brightness Cannot be Adjusted 3001
Night Mode Lamp of Rearview Monitor is Abnormal 3005
Air Cleaner Clogging Indicator Lamp Does Not Come On 3007
Radiator Coolant Level Caution Lamp Does Not Come On 3009
Parking Brake Indicator Lamp Does Not Light When Parking Brake is Set to ON (Parking) Position 3011
Brake Oil Pressure Caution Lamp Does Not Come On When Front Brake Accumulator Oil Pressure is Low 3015
Brake Oil Pressure Caution Lamp Does Not Come On When Rear Brake Accumulator Oil Pressure is Low 3016
Fuel Gauge Does Not Show Normally 3017
Torque Converter Oil Temperature Gauge Does Not Increase, or Torque Converter Oil Temperature Caution Lamp Does Not Come On 3019
Hydraulic Oil Temperature Gauge Does Not Rise or Hydraulic Oil Temperature Caution Lamp Does Not Come On 3020
Seatbelt Caution Lamp Does Not Show Normally 3022
Alarm Buzzer Does Not Operate 3023
Alarm Buzzer Does Not Stop 3025
Kickdown Does Not Operate When Kickdown Switch is ON Position 3026
Hold Does Not Operate When Hold Switch is on Position 3028
Parking Brake Does Not Operate Even If It is Applied, or the Brake Drags in Forward or Reverse Travel When Parking Brake is Released 3030
Transmission Cut-off Mode is Not Selected or Not Released 3034
Transmission Cut-off Setting Cannot be Released 3036
Directional Selector (FNR) Switch Mode is Not Selected or Not Released 3038
Engine Mode Selector Function Does Not Operate Normally When Engine Power Mode Selector Switch is Operated 3040
Flow of Loader Pump Does Not Increase from the Minimum Rate 3042
ECSS Function Cannot be Selected or Cannot be Released 3043
Horn Does Not Sound 3045
Horn Does Not Stop 3048
Headlamp, Clearance Lamp, and Tail Lamp Do Not Come On 3050
Clearance Lamp and Tail Lamp Do Not Come On or Go Out 3052
High and Low Beams of Headlamp Do Not Come On or Go Out 3056
Low Beam of Headlamp Does Not Come On or Go Out 3060
High Beam of Headlamp Does Not Come On or Go Out 3062
Front Working Lamp Does Not Come On or Go Out 3064
Front Working Lamp Does Not Come On or Go Out (for European Union and Turkey) 3069
Rear Working Lamp Does Not Come On or Go Out 3074
Rear Working Lamp Does Not Come on or Go off (for European Union and Turkey) 3078
Turn Signal Lamp and Hazard Lamp Do Not Come On or Go Out 3083
Turn Signal Lamp Does Not Come On or Go Out 3086
Hazard Lamp Does Not Come On or Go Out 3089
Brake Lamp Does Not Come On or Stays Lit 3093
Backup Lamp Does Not Come On or Stays Lit 3097
Backup Buzzer Does Not Sound or Continues to Sound 3100
Front Wiper Does Not Operate 3102
Rear Wiper Does Not Operate 3106
Fan Does Not Rotate in Reverse 3109
Fan Remains Rotated in Reverse 3110
Window Washer Does Not Operate 3111
KOMTRAX System Does Not Operate Correctly 3114
Auto-Greasing Pump Display Shows [FCS] 3115
Auto-Greasing Pump Display Shows [FLL] 3117
Auto-Greasing System Does Not Operate or Stop 3118
When Work Equipment Lock Switch is Operated, Work Equipment is Not Locked or Unlocked 3120
Troubleshooting for Hydraulic and Mechanical Systems (H Mode) 3122
Information Shown in Troubleshooting Table (H-Mode) 3122
Failure Mode and Cause Table 3123
Machine Does Not Start 3136
Lockup is Not Released 3140
Torque Converter Lockup Clutch Does Not Engage 3141
Travel Speed is Slow, Bucket Thrust Force is Weak, Gradability is Low, or Gear Speed Does Not Shift 3142
Strong Shocks are Made When You Start Machine or Shift Gears 3146
Time Lag is Large When You Start Machine or Shift Gears 3149
Torque Converter Oil Temperature is High 3152
Machine Does Not Turn (For Steering Wheel Spec) 3156
Turning Response is Unsatisfactory (For Steering Wheel Specification) 3159
Steering Wheel is Heavy to Operate 3162
Machine Sways or Large Shocks are Made While Machine Turns (For Steering Wheel Specification) 3163
Turning Radius is Different on the Left and Right 3165
Wheel Brakes Do Not Operate or are Weak 3166
Wheel Brakes are Not Released or Drag 3168
Parking Brake Does Not Operate or is Weak 3169
Parking Brake is Not Released or Drags 3170
Boom Does Not Rise 3171
Boom Moves Slow or Lacks Lifting Force 3174
Rising Boom Slows Down at Specified Height 3177
Lift Cylinders Can Not Hold Bucket on Ground 3178
Hydraulic Drift of Boom is Large 3180
Boom Moves Up and Down During Operation 3181
Bucket Does Not Tilt Back 3182
Bucket Moves Slow or Lacks Tilt-Back Force 3185
Bucket Slows Down During Tilt Back Operation 3188
Bucket Cylinder Does Not Hold Bucket on Ground 3189
Hydraulic Drift of Bucket is Large 3191
Bucket Tilts Back and Forth When You Carry Load (Work Equipment Valve is in Hold) 3192
Boom and Bucket Control Levers Do Not Move Smoothly and are Heavy to Move (2-Lever Type or 3-Lever Type) 3193
Boom and Bucket Control Levers Do Not Move Smoothly and are Heavy to Move (Multi-Function Mono-Lever Type) 3194
Engine Speed Drops Largely or Engine Stops When You Operate Work Equipment 3195
Large Shocks are Made When Work Equipment Starts to Move and Stops 3196
When Single Work Equipment is Released Hydraulically, Other Work Equipment Moves 3198
ECSS Does Not Operate and Machine Pitches and Bounces 3199
Bucket Does Not Stop at the Position Which is Set with Remote Bucket Positioner 3200
Fan Speed is Abnormal (Too High or Low, or Does Not Rotate) 3201
Unusual Noise is Heard from Around Fan 3203
Troubleshooting of Engine (S-Mode) 3204
Information Shown in Troubleshooting Table (S-Mode) 3204
Engine Does Not Crank When Starting Switch is Turned to Start Position 3205
Engine Cranks but No Exhaust Smoke Comes Out 3206
Fuel is Sprayed but Engine Does Not Start (Misfiring: Engine Cranks but Does Not Start) 3207
Engine Startability is Unsatisfactory 3209
Engine Does Not Pick Up Smoothly 3211
Engine Stops During Operation 3213
Engine Does Not Rotate Smoothly 3215
Engine Lacks Output (or Lacks Power) 3216
KDPF Becomes Clogged in a Short Time 3218
Engine Oil Consumption is Excessive 3220
Engine Oil Becomes Dirty Quickly 3221
Fuel Consumption is Excessive 3222
Oil is in Coolant (or Coolant Spurts Back or Coolant Level Goes Down) 3223
Engine Oil Pressure Drops 3224
Fuel Mixes Into Engine Oil 3226
Water Mixes Into Engine Oil (Milky) 3227
Coolant Temperature Increases Too High (Overheat) 3228
Unusual Noise is Heard 3229
Vibration is Excessive 3230
Air Cannot be Bled from Fuel Circuit 3231
Active Regeneration is Done Frequently 3232
Active Regeneration Continues Long 3234
White Smoke is Exhausted During Active Regeneration 3235
DEF Consumption is Excessive 3236
Foreign Materials Enter DEF (DEF Increases) 3238
Troubleshooting for Auto-Greasing System 3239
Outline of Failure Display 3239
Troubleshooting for FCS 3240
Troubleshooting for Auto-Greasing Pump 3241
Replacement of Pump Element 3244
Troubleshooting for Grease Supply System 3245
Replace Auto-Greasing Controller 3247
Assembly procedure when disassembled in troubleshooting 3248
Troubleshooting for RDS Load Meter System 3249
Outline of Failure Display 3249
How to Show Diagnostics Screen 3250
Troubleshooting for RDS Load Meter 3251
50 Disassembly and Assembly 3255
Table of Contents 3256
Precautions Before Work 3261
Abbreviation List 3262
Related Information on Disassembly and Assembly 3268
How to Read This Manual 3268
Coating Materials List 3269
Special Tool List 3274
Sketches of Special Tools 3293
Engine and Cooling System 3300
Remove and Install Supply Pump Assembly 3300
How to Remove Supply Pump Assembly 3300
How to Install Supply Pump Assembly 3302
Remove and Install Injector Assembly 3306
How to Remove Injector Assembly 3306
How to Install Injector Assembly 3313
Remove and Install Cylinder Head Assembly 3323
How to Remove Cylinder Head Assembly 3324
How to Install Cylinder Head Assembly 3336
Remove and Install EGR Valve Assembly 3354
How to Remove EGR Valve Assembly 3354
How to Install EGR Valve Assembly 3356
Remove and Install EGR Cooler Assembly 3358
How to Remove EGR Cooler Assembly 3358
How to Install EGR Cooler Assembly 3361
Remove and Install Starter Assembly 3365
How to Remove Starting Motor Assembly 3365
How to Install Starting Motor Assembly 3366
Remove and Install Air Conditioner Compressor Belt 3368
How to Remove Air Conditioner Compressor Belt 3368
How to Install Air Conditioner Compressor Belt 3368
Remove and Install Alternator Belt 3370
How to Remove Alternator Belt 3370
How to Install Alternator Belt 3371
Remove and Install Automatic Tensioner 3372
How to Remove Automatic Tensioner 3372
How to Install Automatic Tensioner 3372
Remove and Install Radiator Core 3373
How to Remove Radiator Core 3373
How to Install Radiator Core 3380
Remove and Install Cooling Fan and Fan Motor Assembly 3387
How to Remove Cooling Fan and Fan Motor Assembly 3387
How to Install Cooling Fan and Fan Motor Assembly 3390
Remove and Install Hydraulic Oil Cooler Assembly 3394
How to Remove Hydraulic Oil Cooler Assembly 3394
How to Install Hydraulic Oil Cooler Assembly 3396
Remove and Install Aftercooler Assembly 3398
How to Remove Aftercooler Assembly 3398
How to Install Aftercooler Assembly 3403
Remove and Install Power Train Oil Cooler Assembly 3408
How to Remove Power Train Oil Cooler Assembly 3408
How to Install Power Train Oil Cooler Assembly 3411
Remove and Install Engine, Torque Converter, and Transmission Assembly 3415
How to Remove Engine, Torque Converter, and Transmission Assembly 3416
How to Install Engine, Torque Converter, and Transmission Assembly 3432
Disconnect and Connect Engine, Torque Converter, and Transmission Assembly 3448
How to Disconnect Engine, Torque Converter, and Transmission Assembly 3448
How to Connect Engine, Torque Converter, and Transmission Assembly 3449
Remove and Install Engine Front Oil Seal 3451
How to Remove Engine Front Oil Seal 3451
How to Install Engine Front Oil Seal 3452
Remove and Install Engine Rear Oil Seal 3454
How to Remove Engine Rear Oil Seal 3454
How to Install Engine Rear Oil Seal 3455
Remove and Install Engine Hood Assembly 3459
How to Remove Engine Hood Assembly 3459
How to Install Engine Hood Assembly 3463
Remove and Install Fuel Tank Assembly 3468
How to Remove Fuel Tank Assembly 3468
How to Install Fuel Tank Assembly 3470
Remove and Install DEF Tank Assembly 3474
How to Remove DEF Tank Assembly 3474
How to Install DEF Tank Assembly 3479
Remove and Install DEF Tank Sensor Flange Assembly 3484
How to Remove DEF Tank Sensor Flange Assembly 3484
How to Install DEF Tank Sensor Flange Assembly 3484
Remove and Install DEF Tank Sensor 3486
How to Remove DEF Tank Sensor 3486
How to Install DEF Tank Sensor 3487
Remove and Install DEF Tank Strainer 3494
How to Remove DEF Tank Strainer 3494
How to Install DEF Tank Strainer 3494
Remove and Install KDPF Assembly 3496
How to Remove KDPF Assembly 3497
How to Install KDPF Assembly 3507
Disassemble and Assemble KDPF Assembly 3520
How to Disassemble KDPF Assembly 3520
How to Assemble KDPF Assembly 3524
Remove and Install SCR Assembly 3528
How to Remove SCR Assembly 3529
How to Install SCR Assembly 3538
Remove and Install KDPF and SCR Assembly 3550
How to Remove KDPF and SCR Assembly 3550
How to Install KDPF and SCR Assembly 3559
Remove and Install Bellows Pipe Assembly 3569
How to Remove Bellows Pipe Assembly 3569
How to Install Bellows Pipe Assembly 3575
Remove and Install KCCV Assembly 3583
How to Remove KCCV Assembly 3583
How to Install KCCV Assembly 3584
Remove and Install VGT Assembly 3587
How to Remove VGT Assembly 3587
How to Install VGT Assembly 3591
Remove and Install DEF Mixing Tube 3596
How to Remove DEF Mixing Tube 3597
How to Install DEF Mixing Tube 3604
Remove and Install DEF Injector 3612
How to Remove DEF Injector 3612
How to Install DEF Injector 3615
Remove and Install DEF Pump 3618
How to Remove DEF Pump 3618
How to Install DEF Pump 3621
Remove and Install DEF Hose 3624
How to Remove DEF Hose 3624
How to Install DEF Hose 3631
Remove and Install Air Cleaner Assembly 3640
How to Remove Air Cleaner Assembly 3640
How to Install Air Cleaner Assembly 3642
Remove and Install Air Conditioner Compressor Assembly 3644
How to Remove Air Conditioner Compressor Assembly 3644
How to Install Air Conditioner Compressor Assembly 3647
Remove and Install Air Conditioner Condenser Assembly 3650
How to Remove Air Conditioner Condenser Assembly 3650
How to Install Air Conditioner Condenser Assembly 3651
Power Train 3653
Disassemble and Assemble Torque Converter Assembly 3653
How to Disassemble Torque Converter Assembly 3654
How to Assemble Torque Converter Assembly 3657
Disassemble and Assemble Transmission Assembly 3663
How to Disassemble Transmission Assembly 3664
How to Assemble Transmission Assembly 3672
Disassemble and Assemble Transmission Clutch Pack Assembly 3684
How to Disassemble Transmission Clutch Pack Assembly 3685
How to Assemble Transmission Clutch Pack Assembly 3694
Disassemble and Assemble Parking Brake Assembly 3706
How to Disassemble Parking Brake Assembly 3707
How to Assemble Parking Brake Assembly 3709
Remove and Install Front Axle Assembly 3717
How to Remove Front Axle Assembly 3717
How to Install Front Axle Assembly 3719
Remove and Install Rear Axle Assembly 3721
How to Remove Rear Axle Assembly 3721
How to Install Rear Axle Assembly 3725
Disassemble and Assemble Axle Housing Assembly 3730
How to Disassemble Axle Housing Assembly 3731
How to Assemble Axle Housing Assembly 3736
Disassemble and Assemble Differential Assembly 3744
How to Disassemble Differential Assembly 3745
How to Assemble Differential Assembly 3755
Steering System 3777
Remove and Install Steering Valve Assembly 3777
How to Remove Steering Valve Assembly 3777
How to Install Steering Valve Assembly 3779
Brake System 3783
Remove and Install Parking Brake Disc and Plate 3783
How to Remove Parking Brake Disc and Plate 3783
How to Install Parking Brake Disc and Plate 3785
Undercarriage and Frame 3788
Remove and Install Center Hinge Pin 3788
How to Remove Center Hinge Pin 3788
How to Install Center Hinge Pin 3794
Remove and Install Counterweight Assembly 3803
How to Remove Counterweight Assembly 3803
How to Install Counterweight Assembly 3808
Remove and Install Full-Length Fender Assembly 3814
How to Remove Full-Length Fender Assembly 3814
How to Install Full-Length Fender Assembly 3815
Hydraulic System 3816
Remove and Install Hydraulic Tank Assembly 3816
How to Remove Hydraulic Tank Assembly 3816
How to Install Hydraulic Tank Assembly 3819
Remove and Install Work Equipment Pump and Power Train Pump Assembly 3823
How to Remove Work Equipment Pump and Power Train Pump Assembly 3823
How to Install Work Equipment Pump and Power Train Pump Assembly 3825
Remove and Install Steering Pump and Cooling Fan Pump Assembly 3827
How to Remove Steering Pump and Cooling Fan Pump Assembly 3827
How to Install Steering Pump and Cooling Fan Pump Assembly 3829
Remove and Install Control Valve Assembly 3832
How to Remove Control Valve Assembly 3832
How to Install Control Valve Assembly 3836
Work Equipment 3841
Remove and Install Work Equipment Assembly 3841
How to Remove Work Equipment Assembly 3841
How to Install Work Equipment Assembly 3845
Disassemble and Assemble Hydraulic Cylinder Assembly 3852
How to Disassemble Hydraulic Cylinder Assembly 3853
How to Assemble Hydraulic Cylinder Assembly 3856
CAB Related Parts 3862
Remove and Install Operator Cab Assembly 3862
How to Remove Operator Cab Assembly 3862
How to Install Operator Cab Assembly 3867
Remove and Install Operator Cab Glass (Adhered Glass) 3873
How to Remove Operator Cab Glass (Adhered Glass) 3873
How to Install Operator Cab Glass (Adhered Glass) 3874
Remove and Install Air Conditioner Unit Assembly 3884
How to Remove Air Conditioner Unit Assembly 3884
How to Install Air Conditioner Unit Assembly 3890
Remove and Install Operator Seat Assembly 3896
How to Remove Operator Seat Assembly 3896
How to Install Operator Seat Assembly 3898
How to Remove and Install Seat Belt 3900
How to Remove Seat Belt 3900
How to Install Seatbelt 3900
Electrical System 3902
Remove and Install Engine Controller Assembly 3902
How to Remove Engine Controller Assembly 3902
How to Install Engine Controller Assembly 3905
Remove and Install Work Equipment Controller Assembly 3908
How to Remove Work Equipment Controller Assembly 3908
How to Install Work Equipment Controller Assembly 3909
Remove and Install Transmission Controller Assembly 3912
How to Remove Transmission Controller Assembly 3912
How to Install Transmission Controller Assembly 3912
Remove and Install Monitor Controller Assembly 3914
How to Remove Monitor Controller Assembly 3914
How to Install Monitor Controller Assembly 3916
Remove and Install Machine Monitor Assembly 3918
How to Remove Machine Monitor Assembly 3918
How to Install Machine Monitor Assembly 3920
Remove and Install Mass Air Flow and Temperature Sensor 3922
How to Remove Mass Air Flow and Temperature Sensor 3922
How to Install Mass Air Flow and Temperature Sensor 3922
Remove and Install KCCV Crankcase Pressure Sensor 3924
How to Remove KCCV Crankcase Pressure Sensor 3924
How to Install KCCV Crankcase Pressure Sensor 3925
Remove and Install KDPF Temperature Sensor 3927
How to Remove KDPF Temperature Sensor 3927
How to Install KDPF Temperature Sensor 3930
Remove and Install KDPF Differential Pressure Sensor 3934
How to Remove KDPF Differential Pressure Sensor 3934
How to Install KDPF Differential Pressure Sensor 3937
Remove and Install SCR Temperature Sensor 3940
How to Remove SCR Temperature Sensor 3940
How to Install SCR Temperature Sensor 3943
Remove and Install Ammonia Sensor 3947
How to Remove Ammonia Sensor 3947
How to Install Ammonia Sensor 3948
Remove and Install SCR Outlet NOx Sensor 3950
How to Remove SCR Outlet NOx Sensor 3950
How to Install SCR Outlet NOx Sensor 3951
Remove and Install KOMTRAX Terminal Assembly 3953
How to Remove KOMTRAX Terminal Assembly 3953
How to Install KOMTRAX Terminal Assembly 3954
Remove and Install Gateway Function Controller Assembly 3955
How to Remove Gateway Function Controller Assembly 3955
How to Install Gateway Function Controller Assembly 3956
Remove and Install Communication Terminal 3957
How to Remove Communication Terminal 3957
How to Install Communication Terminal 3962
60 Maintenance Standard 3969
Table of Contents 3970
Abbreviation List 3971
Engine and Cooling System 3977
Maintenance Standard for Engine Mount 3977
Maintenance Standard for Brake and Cooling Fan Pump 3978
Maintenance Standard for Servo Valve of Brake and Cooling Fan Pump 3980
Maintenance Standard for Cooling Fan Motor 3981
Power Train 3983
Maintenance Standard for Drive Shaft 3983
Maintenance Standard for Torque Converter 3984
Maintenance Standard for Lockup Clutch ECMV 3986
Maintenance Standard for Transmission 3987
Maintenance Standard for F, R Clutch 3992
Maintenance Standard for 1st, 4th Clutch 3993
Maintenance Standard for 2nd, 3rd Clutch 3994
Maintenance Standard for Transmission Control Valve 3995
Maintenance Standard for Forward and Reverse Clutch ECMV and Gear Speed Clutch ECMV 3996
Maintenance Standard for Main Relief Valve and Torque Converter Relief Valve 3997
Maintenance Standard for Front Axle 3998
Maintenance Standard for Rear Axle 3999
Maintenance Standard for Front Conventional Differential 4001
Maintenance Standard for Rear Conventional Differential 4002
Maintenance Standard for Front Limited Slip Differential 4005
Maintenance Standard for Rear Limited Slip Differential 4007
Maintenance Standard for Final Drive 4009
Steering System 4011
Maintenance Standard for Steering Column 4011
Maintenance Standard for Steering Pump 4012
Maintenance Standard for Servo Valve of Steering Pump 4015
Maintenance Standard for Steering Valve 4016
Maintenance Standard for Steering Cylinder 4018
Maintenance Standard for Secondary Steering Pump 4020
Brake System 4021
Maintenance Standard for Charge Valve 4021
Maintenance Standard for Brake Circuit Accumulator 4023
Maintenance Standard for Front Brake 4024
Maintenance Standard for Rear Brake 4025
Maintenance Standard for Parking Brake 4026
Maintenance Standard for Parking Brake Solenoid Valve 4027
Maintenance Standard for Flow Priority Valve 4028
Maintenance Standard for Brake Cooling Pump 4029
Maintenance Standard for Brake Cooling Strainer 4030
Undercarriage and Frame 4031
Maintenance Standard for Frame, Axle Mount and Center Hinge Pin 4031
Hydraulic System 4036
Maintenance Standard for Hydraulic Tank 4036
Maintenance Standard for Work Equipment Pump 4037
Maintenance Standard for Servo Valve Work of Equipment Pump 4040
Maintenance Standard for Power Train Charge Pump and Power Train Lubrication Pump 4042
Maintenance Standard for Control Valve 4043
Maintenance Standard for Stabilizer Valve 4055
Maintenance Standard for Work Equipment Lock Solenoid Valve 4056
Work Equipment 4057
Maintenance Standard for Work Equipment Linkage 4057
Maintenance Standard for Bucket 4060
Maintenance Standard for Lift Cylinder 4061
Maintenance Standard for Bucket Cylinder 4062
80 Appendix 4063
Table of Contents 4064
Precautions Before Work 4066
Abbreviation List 4067
Air Conditioner System 4073
Precautions for Refrigerant 4073
Air Conditioner Component 4074
Specifications of Air Conditioner 4076
Structure and Function of Refrigeration Cycle 4077
Outline of Refrigeration Cycle 4078
Component Parts of Air Conditioner System 4080
Air Conditioner Unit 4080
Configuration Diagram of Air Conditioner Unit 4080
Function of Air Conditioner Unit 4081
Component Parts of Air Conditioner Unit 4082
Function of Evaporator as Air Conditioner Unit Component 4082
Function of Inside Air Temperature Sensor as Air Conditioner Unit Component 4082
Function of Blower Amplifier as Air Conditioner Unit Component 4083
Function of Blower OFF Relay as Air Conditioner Unit Component 4083
Function of Compressor Clutch Relay as Air Conditioner Unit Component 4083
Function of Heater Core as Air Conditioner Unit Component 4083
Function of Evaporator Temperature Sensor as Air Conditioner Unit Component 4083
Function of Servo Motor as Air Conditioner Unit Component 4084
Function of Expansion Valve as Air Conditioner Unit Component 4084
Function of Dual Pressure Switch 4084
Air Conditioner Controller 4085
Structure of Air Conditioner Controller 4085
Compressor 4086
Structure of Compressor 4086
Specifications of Compressor 4086
Function of Compressor 4086
Condenser 4087
Structure of Condenser 4087
Specifications of Condenser 4087
Function of Condenser 4087
Receiver Drier 4088
Structure of Receiver Dryer 4088
Specifications of Receiver Dryer 4088
Function of Receiver Dryer 4088
Air Conditioner Related Sensors 4089
Function of Sunlight Sensor 4089
Function of Outside Air Temperature Sensor 4089
Explanation of Procedure for Test of and Troubleshooting of Air Conditioner 4090
Circuit Diagram and Configuration of Connector Pins of Air Conditioner 4092
System Diagram of Air Conditioner 4095
Input and Output Signals of Air Conditioner Controller 4096
Function of Air Conditioner Controller 4097
Locations of Air Conditioner Parts and Layout of Connectors 4098
Examine Air Conditioner with Self-Diagnosis Function 4104
Open the Electrical System Abnormality Record Screen in Service Mode of Machine Monitor 4105
Examine Temperature Control Function 4106
How to Examine Temperature Control Function 4106
Examine Vent (Mode) Changeover 4108
How to Examine Vent (Mode) Changeover 4108
Examine Fresh/Recirc Air Changeover 4110
How to Examine Fresh/Recirc Air Changeover 4110
Examine Evaporator Temperature Sensor 4112
Examine Relay 4114
How to Examine Relay 4114
Air Conditioner Troubleshooting Chart 1 4116
Air Conditioner Troubleshooting Chart 2 4117
Failure Code [879AKA] 4120
Failure Code [879AKB] 4123
Failure Code [879BKA] 4126
Failure Code [879BKB] 4129
Failure Code [879CKA] 4132
Failure Code [879CKB] 4135
Failure Code [879DKZ] 4138
Failure Code [879EMC] 4141
Failure Code [879FMC] 4144
Troubleshooting for Power Supply System (Air Conditioner Does Not Operate) 4147
Troubleshooting for Compressor and Refrigerant System (Air is Not Cooled) 4150
Troubleshooting for Blower Motor System (No Air Comes Out or Air Flow is Abnormal) 4153
Troubleshooting for Fresh/Recirc Air Changeover 4157
Troubleshooting by Gauge Pressure 4159
Connect Service Tool 4162
How to Connect Service Tool 4163
Precautions for Disconnection and Connection of Air Conditioner Piping 4164
Handle Compressor Oil 4166
90 Circuit Diagrams 4169
Table of Contents 4170
Abbreviation List 4172
Hydraulic Circuit Diagram 4178
Symbols Used in Hydraulic Circuit Diagram 4178
Hydraulic Circuit Diagram 4183
Power Train Hydraulic Circuit Diagram 4185
Hydraulic Oil Pressure of Brake Cooling System 4187
Hydraulic Auto-Greasing Diagram 4189
Electrical Circuit Diagram 4191
Symbols Used in Electric Circuit Diagram 4191
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (1/10) 4195
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (2/10) 4197
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (3/10) 4199
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (4/10) 4201
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (5/10) 4203
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (6/10) 4205
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (7/10) 4207
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (8/10) 4209
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (9/10) 4211
Electrical Circuit Diagram of Machine (Machine with KOMTRAX Terminal) (10/10) 4213
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (1/12) 4215
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (2/12) 4217
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (3/12) 4219
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (4/12) 4221
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (5/12) 4223
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (6/12) 4225
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (7/12) 4227
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (8/12) 4229
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (9/12) 4231
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (10/12) 4233
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (11/12) 4235
Electrical Circuit Diagram of Machine (Machine with gateway function controller) (12/12) 4237
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (1/9) 4239
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (2/9) 4241
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (3/9) 4243
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (4/9) 4245
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (5/9) 4247
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (6/9) 4249
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (7/9) 4251
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (8/9) 4253
Electrical Circuit Diagram of Floor (For European Union and Japan) (Machine with KOMTRAX Terminal) (9/9) 4255
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (1/10) 4257
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (2/10) 4259
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (3/10) 4261
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (4/10) 4263
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (5/10) 4265
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (6/10) 4267
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (7/10) 4269
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (8/10) 4271
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (9/10) 4273
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 15641 to 17004) (10/10) 4275
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (1/10) 4277
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (2/10) 4279
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (3/10) 4281
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (4/10) 4283
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (5/10) 4285
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (6/10) 4287
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (7/10) 4289
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (8/10) 4291
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (9/10) 4293
Electrical Circuit Diagram of Floor (for European Union and Turkey) (Machine with Gateway Function Controller) (Applicable Machine: 17005 and Up) (10/10) 4295
RDS Load Meter System Electrical Circuit Diagram 4297
Index 4299

DESCRIPTION:

Komatsu WA380-8E0 Wheel Loader Shop Manual SEN06752-06 – PDF DOWNLOAD 

SERIAL NUMBERS 15641 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.

S.V 30/12/24