Komatsu D51EX -24E0 D51PX-24E0 Bulldozer Shop Manual SEN06886-03 – PDF DOWNLOAD

Komatsu D51EX -24E0 D51PX-24E0 Bulldozer Shop Manual SEN06886-03 – PDF DOWNLOAD

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Komatsu D51EX -24E0 D51PX-24E0 Bulldozer Shop Manual SEN06886-03 – PDF DOWNLOAD

Language : English
Pages : 2724
Downloadable : Yes
File Type : PDF
Size: 73 MB

TABLE OF CONTENTS:

Komatsu D51EX -24E0 D51PX-24E0 Bulldozer Shop Manual SEN06886-03 – PDF DOWNLOAD

00 INDEX AND FOREWORD 00-1
FOREWORD, SAFETY, BASIC INFORMATION 00-18
HOW TO READ THE SHOP MANUAL 00-18
SAFETY NOTICE FOR OPERATION 00-20
PRECAUTIONS TO PREVENT FIRE 00-28
ACTIONS IF FIRE OCCURS 00-30
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS 00-31
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS 00-32
PRECAUTIONS FOR DEF 00-33
STORE AdBlue/DEF 00-34
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT 00-35
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS 00-38
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT 00-45
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT 00-47
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT 00-48
PRACTICAL USE OF KOMTRAX 00-49
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER 00-50
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS 00-54
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR 00-58
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR 00-59
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL 00-61
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH 00-62
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE
00-64
HOW TO READ ELECTRICAL WIRE CODE 00-65
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD 00-69
STANDARD TIGHTENING TORQUE TABLE 00-72
CONVERSION TABLE 00-79
ABBREVIATION LIST 00-84
01 SPECIFICATIONS 01-1
CONTENTS 01-2
SPECIFICATIONS 01-3
SPECIFICATION DRAWING 01-3
SPECIFICATIONS 01-7
WEIGHT TABLE 01-17
FUEL, COOLANT, LUBRICANT 01-21
10 STRUCTURE AND FUNCTION 10-1
CONTENTS 10-2
UREA SCR SYSTEM 10-5
LAYOUT DRAWING OF UREA SCR SYSTEM 10-5
UREA SCR SYSTEM DIAGRAM (DIVIDED TYPE) 10-7
FUNCTION OF UREA SCR SYSTEM 10-8
COMPONENT PARTS OF UREA SCR SYSTEM 10-17
BOOT-UP SYSTEM 10-26
LAYOUT DRAWING OF BOOT-UP SYSTEM 10-26
SYSTEM OPERATING LAMP SYSTEM 10-27
BATTERY DISCONNECT SWITCH 10-29
ENGINE SYSTEM 10-30
LAYOUT DRAWING OF ENGINE SYSTEM 10-30
ENGINE CONTROL SYSTEM 10-32
AUTOMATIC IDLE STOP SYSTEM 10-38
COMPONENT PARTS OF ENGINE SYSTEM 10-41
COOLING SYSTEM 10-51
LAYOUT DRAWING OF COOLING SYSTEM 10-51
COOLING FAN CONTROL SYSTEM 10-53
COMPONENT PARTS OF COOLING SYSTEM 10-56
INDEX 00 INDEX AND FOREWORD
00-2 D51EX-24E0, D51PX-24E0
CONTROL SYSTEM 10-65
LAYOUT DRAWING OF CONTROL SYSTEM 10-65
MACHINE MONITOR SYSTEM 10-66
KOMTRAX SYSTEM 10-67
COMPONENT PARTS OF CONTROL SYSTEM 10-68
HYDRAULIC SYSTEM 10-105
LAYOUT DRAWING OF HYDRAULIC SYSTEM 10-105
CLSS 10-106
COMPONENT PARTS OF HYDRAULIC SYSTEM 10-109
POWER TRAIN SYSTEM 10-141
LAYOUT DRAWING OF HST SYSTEM 10-141
OPERATION OF HST SYSTEM 10-142
STEERING AND BRAKE CONTROL SYSTEM 10-144
HST CONTROL SYSTEM 10-146
PARKING BRAKE CONTROL SYSTEM 10-157
COMPONENT PARTS OF POWER TRAIN SYSTEM 10-160
WORK EQUIPMENT SYSTEM 10-196
WORK EQUIPMENT CONTROL 10-196
LAYOUT DRAWING OF FRONT WORK EQUIPMENT 10-198
LAYOUT DRAWING OF FIXED MULTI-SHANK RIPPER 10-199
COMPONENT PARTS OF WORK EQUIPMENT SYSTEM 10-200
UNDERCARRIAGE AND FRAME 10-216
MAIN FRAME 10-216
SUSPENSION 10-217
TRACK FRAME AND IDLER CUSHION 10-220
WORK EQUIPMENT 10-222
STRUCTURE OF FRONT WORK EQUIPMENT 10-222
STRUCTURE OF FIXED MULTI-SHANK RIPPER 10-223
CAB AND ITS ATTACHMENTS 10-224
ROPS CAB 10-224
CAB MOUNT 10-226
20 STANDARD VALUE TABLE 20-1
CONTENTS 20-2
STANDARD VALUE TABLE FOR ENGINE 20-3
STANDARD VALUE TABLE FOR ENGINE: D51EX-24E0 20-3
STANDARD VALUE TABLE FOR ENGINE: D51PX-24E0 20-7
STANDARD VALUE TABLE FOR MACHINE 20-11
STANDARD VALUE TABLE FOR MACHINE: D51EX-24E0 20-11
STANDARD VALUE TABLE FOR MACHINE: D51PX-24E0 20-27
MACHINE POSTURE AND PROCEDURE FOR MEASURING PERFORMANCE 20-41
30 TESTING AND ADJUSTING 30-1
CONTENTS 30-2
RELATED INFORMATION ON TESTING AND ADJUSTING 30-5
TOOLS FOR TESTING AND ADJUSTING 30-5
SKETCH OF TOOLS FOR TESTING AND ADJUSTING 30-12
ENGINE AND COOLING SYSTEM 30-15
TEST ENGINE SPEED 30-15
TEST BOOST PRESSURE 30-17
TEST EXHAUST GAS COLOR 30-18
TEST AND ADJUST VALVE CLEARANCE 30-22
TEST COMPRESSION PRESSURE 30-24
TEST BLOWBY PRESSURE 30-29
TEST ENGINE OIL PRESSURE 30-31
TEST FUEL PRESSURE 30-32
TEST FUEL DISCHARGE, RETURN AND LEAKAGE 30-37
BLEED AIR FROM FUEL SYSTEM 30-43
TEST FUEL CIRCUIT FOR LEAKAGE 30-44
HANDLE CYLINDER CUT-OUT MODE OPERATION 30-46
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-3
HANDLE NO-INJECTION CRANKING OPERATION 30-47
TEST KDPF, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE 30-48
TEST INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS 30-49
TEST ENGINE PIPING FOR DAMAGE AND LOOSENESS 30-50
WRITE ASH IN SOOT ACCUMULATION CORRECTION TO ENGINE CONTROLLER 30-51
TEST SCR RELATED FUNCTIONS 30-53
CLEAN AdBlue/DEF TANK 30-83
CLEAN AdBlue/DEF TANK MOUNTING PORTION 30-87
CLEAN AdBlue/DEF PUMP 30-88
POWER TRAIN 30-94
TEST AND ADJUST HST OIL PRESSURE 30-94
BLEED AIR FROM HST PUMP 30-99
TEST OUTLET PRESSURE OF SOLENOID VALVE 30-101
TEST TRAVEL DEVIATION 30-105
TEST BRAKE PERFORMANCE SIMPLY 30-107
TEST AND ADJUST DECELERATION/BRAKE PEDAL 30-108
ADJUST PARKING BRAKE LEVER 30-112
MOVE MACHINE WHEN IT CANNOT TRAVEL 30-114
UNDERCARRIAGE AND FRAME 30-117
CHECK AND ADJUST IDLER CLEARANCE 30-117
TESTING SPROCKET WEAR 30-119
TEST AND ADJUST TRACK TENSION 30-120
HYDRAULIC SYSTEM 30-122
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM 30-122
TEST AND ADJUST WORK EQUIPMENT OIL PRESSURES 30-123
TEST AND ADJUST OIL PRESSURE OF CONTROL CIRCUIT 30-126
TEST OUTLET PRESSURE OF EPC SOLENOID VALVE 30-128
BLEED AIR FROM WORK EQUIPMENT, COOLING FAN PUMP, AND CHARGE PUMP 30-130
TEST COOLING FAN SPEED 30-131
TEST COOLING FAN CIRCUIT OIL PRESSURE 30-132
TEST THE PARTS CAUSING HYDRAULIC DRIFT IN WORK EQUIPMENT 30-134
TEST INTERNAL OIL LEAKAGE OF WORK EQUIPMENT CYLINDER 30-136
BLEED AIR FROM WORK EQUIPMENT CYLINDERS 30-139
WORK EQUIPMENT 30-140
ADJUST WORK EQUIPMENT LOCK LEVER 30-140
TEST AND ADJUST PLAY OF BLADE ELECTRIC LEVER 30-142
ELECTRICAL SYSTEM 30-152
SET AND OPERATE MACHINE MONITOR 30-152
START UP KOMTRAX SYSTEM 30-274
STOP USING OF KOMTRAX SYSTEM 30-280
ADJUSTMENT WHEN HST CONTROLLER HAS BEEN REPLACED 30-282
ADJUSTMENT WHEN ELECTRIC OR HYDRAULIC DEVICE HAS BEEN REPLACED 30-288
ADJUST REARVIEW CAMERA ANGLE 30-290
HANDLE VOLTAGE CIRCUIT OF ENGINE CONTROLLER 30-291
BATTERY DISCONNECT SWITCH 30-292
TEST DIODES 30-293
Pm CLINIC 30-294
Pm CLINIC SERVICE 30-294
40 TROUBLESHOOTING 40-1
CONTENTS 40-2
RELATED INFORMATION ON TROUBLESHOOTING 40-12
GENERAL TROUBLESHOOTING POINTS 40-12
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM 40-13
SEQUENCE OF EVENTS IN TROUBLESHOOTING 40-24
CHECKS BEFORE TROUBLESHOOTING 40-26
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING 40-28
TESTING IN ACCORDANCE WITH TESTING PROCEDURE 40-30
PREPARATION FOR TROUBLESHOOTING ELECTRICAL SYSTEM 40-53
INDEX 00 INDEX AND FOREWORD
00-4 D51EX-24E0, D51PX-24E0
PROCEDURE FOR TROUBLESHOOTING 40-60
SYMPTOM AND TROUBLESHOOTING NUMBERS 40-63
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 40-66
TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR
SYSTEM 40-68
CONNECTOR AND WIRING HARNESS IDENTIFICATION TABLE 40-71
CONNECTOR LAYOUT 40-80
CONNECTOR CONTACT IDENTIFICATION 40-88
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE 40-130
FUSE LOCATION TABLE 40-136
PRECAUTIONS FOR CLEANING AND REPLACING KDPF (KCSF and KDOC) 40-140
PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES [CA1883]
AND [CA3135]) 40-144
FAILURE CODES TABLE 40-146
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE) 40-164
FAILURE CODE [6091NX] 40-164
FAILURE CODE [989L00] 40-166
FAILURE CODE [989M00] 40-167
FAILURE CODE [989N00] 40-168
FAILURE CODE [A1U0N3] 40-169
FAILURE CODE [A1U0N4] 40-171
FAILURE CODE [A900FR] 40-173
FAILURE CODE [A900N6] 40-174
FAILURE CODE [A900NY] 40-175
FAILURE CODE [AA10NX] 40-176
FAILURE CODE [AB00KE] 40-178
FAILURE CODE [AQ10MB] 40-180
FAILURE CODE [AS00R2] 40-182
FAILURE CODE [AS00R3] 40-183
FAILURE CODE [AS00R4] 40-184
FAILURE CODE [AS00R5] 40-185
FAILURE CODE [AS00R6] 40-186
FAILURE CODE [AS00ZK] 40-187
FAILURE CODE [AS10KM] 40-188
FAILURE CODE [AS10NR] 40-189
FAILURE CODE [AS10NT] 40-190
FAILURE CODE [B@BAZG] 40-191
FAILURE CODE [B@BCNS] 40-192
FAILURE CODE [B@BCQA] 40-193
FAILURE CODE [B@BCZK] 40-195
FAILURE CODE [B@CRNS] 40-197
FAILURE CODE [B@CRZG] 40-198
FAILURE CODE [CA115] 40-199
FAILURE CODE [CA122] 40-200
FAILURE CODE [CA123] 40-202
FAILURE CODE [CA131] 40-204
FAILURE CODE [CA132] 40-206
FAILURE CODE [CA144] 40-208
FAILURE CODE [CA145] 40-210
FAILURE CODE [CA153] 40-212
FAILURE CODE [CA154] 40-214
FAILURE CODE [CA187] 40-216
FAILURE CODE [CA227] 40-218
FAILURE CODE [CA234] 40-220
FAILURE CODE [CA238] 40-221
FAILURE CODE [CA239] 40-222
FAILURE CODE [CA249] 40-223
FAILURE CODE [CA256] 40-225
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-5
FAILURE CODE [CA271] 40-227
FAILURE CODE [CA272] 40-229
FAILURE CODE [CA322] 40-230
FAILURE CODE [CA324] 40-232
FAILURE CODE [CA331] 40-234
FAILURE CODE [CA332] 40-236
FAILURE CODE [CA343] 40-238
FAILURE CODE [CA351] 40-239
FAILURE CODE [CA352] 40-240
FAILURE CODE [CA386] 40-242
FAILURE CODE [CA428] 40-243
FAILURE CODE [CA429] 40-245
FAILURE CODE [CA435] 40-247
FAILURE CODE [CA441] 40-249
FAILURE CODE [CA442] 40-251
FAILURE CODE [CA451] 40-252
FAILURE CODE [CA452] 40-254
FAILURE CODE [CA488] 40-256
FAILURE CODE [CA515] 40-257
FAILURE CODE [CA516] 40-259
FAILURE CODE [CA553] 40-261
FAILURE CODE [CA555] 40-262
FAILURE CODE [CA556] 40-263
FAILURE CODE [CA559] 40-264
FAILURE CODE [CA689] 40-267
FAILURE CODE [CA691] 40-270
FAILURE CODE [CA692] 40-272
FAILURE CODE [CA697] 40-274
FAILURE CODE [CA698] 40-275
FAILURE CODE [CA731] 40-276
FAILURE CODE [CA741] 40-278
FAILURE CODE [CA742] 40-280
FAILURE CODE [CA743] 40-282
FAILURE CODE [CA778] 40-283
FAILURE CODE [CA1117] 40-288
FAILURE CODE [CA1664] 40-290
FAILURE CODE [CA1669] 40-292
FAILURE CODE [CA1673] 40-293
FAILURE CODE [CA1677] 40-294
FAILURE CODE [CA1678] 40-295
FAILURE CODE [CA1682] 40-296
FAILURE CODE [CA1683] 40-301
FAILURE CODE [CA1684] 40-303
FAILURE CODE [CA1686] 40-305
FAILURE CODE [CA1695] 40-306
FAILURE CODE [CA1696] 40-307
FAILURE CODE [CA1712] 40-309
FAILURE CODE [CA1713] 40-312
FAILURE CODE [CA1714] 40-315
FAILURE CODE [CA1715] 40-316
FAILURE CODE [CA1776] 40-317
FAILURE CODE [CA1777] 40-320
FAILURE CODE [CA1843] 40-323
FAILURE CODE [CA1844] 40-326
FAILURE CODE [CA1879] 40-329
FAILURE CODE [CA1881] 40-331
FAILURE CODE [CA1883] 40-333
FAILURE CODE [CA1885] 40-336
INDEX 00 INDEX AND FOREWORD
00-6 D51EX-24E0, D51PX-24E0
FAILURE CODE [CA1887] 40-338
FAILURE CODE [CA1921] 40-340
FAILURE CODE [CA1922] 40-343
FAILURE CODE [CA1942] 40-348
FAILURE CODE [CA1993] 40-349
FAILURE CODE [CA2185] 40-352
FAILURE CODE [CA2186] 40-354
FAILURE CODE [CA2311] 40-356
FAILURE CODE [CA2373] 40-357
FAILURE CODE [CA2374] 40-359
FAILURE CODE [CA2554] 40-361
FAILURE CODE [CA2555] 40-363
FAILURE CODE [CA2556] 40-366
FAILURE CODE [CA2639] 40-369
FAILURE CODE [CA2771] 40-371
FAILURE CODE [CA2973] 40-375
FAILURE CODE [CA2976] 40-376
FAILURE CODE [CA3133] 40-378
FAILURE CODE [CA3134] 40-380
FAILURE CODE [CA3135] 40-382
FAILURE CODE [CA3142] 40-385
FAILURE CODE [CA3143] 40-386
FAILURE CODE [CA3144] 40-387
FAILURE CODE [CA3146] 40-389
FAILURE CODE [CA3147] 40-390
FAILURE CODE [CA3148] 40-391
FAILURE CODE [CA3151] 40-393
FAILURE CODE [CA3165] 40-401
FAILURE CODE [CA3229] 40-403
FAILURE CODE [CA3231] 40-405
FAILURE CODE [CA3232] 40-407
FAILURE CODE [CA3235] 40-411
FAILURE CODE [CA3239] 40-413
FAILURE CODE [CA3241] 40-416
FAILURE CODE [CA3242] 40-419
FAILURE CODE [CA3251] 40-422
FAILURE CODE [CA3253] 40-424
FAILURE CODE [CA3254] 40-427
FAILURE CODE [CA3255] 40-429
FAILURE CODE [CA3256] 40-432
FAILURE CODE [CA3311] 40-434
FAILURE CODE [CA3312] 40-436
FAILURE CODE [CA3313] 40-439
FAILURE CODE [CA3314] 40-440
FAILURE CODE [CA3315] 40-441
FAILURE CODE [CA3316] 40-444
FAILURE CODE [CA3317] 40-445
FAILURE CODE [CA3318] 40-446
FAILURE CODE [CA3319] 40-449
FAILURE CODE [CA3321] 40-450
FAILURE CODE [CA3322] 40-452
FAILURE CODE [CA3497] 40-454
FAILURE CODE [CA3498] 40-455
FAILURE CODE [CA3545] 40-456
FAILURE CODE [CA3547] 40-458
FAILURE CODE [CA3558] 40-459
FAILURE CODE [CA3559] 40-461
FAILURE CODE [CA3562] 40-463
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-7
FAILURE CODE [CA3563] 40-465
FAILURE CODE [CA3567] 40-468
FAILURE CODE [CA3568] 40-472
FAILURE CODE [CA3571] 40-478
FAILURE CODE [CA3572] 40-480
FAILURE CODE [CA3574] 40-482
FAILURE CODE [CA3575] 40-485
FAILURE CODE [CA3577] 40-487
FAILURE CODE [CA3578] 40-489
FAILURE CODE [CA3583] 40-491
FAILURE CODE [CA3596] 40-493
FAILURE CODE [CA3649] 40-497
FAILURE CODE [CA3681] 40-499
FAILURE CODE [CA3682] 40-504
FAILURE CODE [CA3713] 40-509
FAILURE CODE [CA3717] 40-512
FAILURE CODE [CA3718] 40-513
FAILURE CODE [CA3725] 40-514
FAILURE CODE [CA3741] 40-517
FAILURE CODE [CA3748] 40-518
FAILURE CODE [CA3866] 40-520
FAILURE CODE [CA3868] 40-524
FAILURE CODE [CA4151] 40-528
FAILURE CODE [CA4152] 40-532
FAILURE CODE [CA4155] 40-536
FAILURE CODE [CA4156] 40-539
FAILURE CODE [CA4157] 40-542
FAILURE CODE [CA4158] 40-544
FAILURE CODE [CA4159] 40-545
FAILURE CODE [CA4161] 40-546
FAILURE CODE [CA4162] 40-549
FAILURE CODE [CA4163] 40-552
FAILURE CODE [CA4164] 40-554
FAILURE CODE [CA4165] 40-556
FAILURE CODE [CA4166] 40-558
FAILURE CODE [CA4168] 40-559
FAILURE CODE [CA4169] 40-562
FAILURE CODE [CA4171] 40-564
FAILURE CODE [CA4249] 40-566
FAILURE CODE [CA4251] 40-568
FAILURE CODE [CA4259] 40-570
FAILURE CODE [CA4261] 40-573
FAILURE CODE [CA4277] 40-576
FAILURE CODE [CA4459] 40-580
FAILURE CODE [CA4461] 40-582
FAILURE CODE [CA4731] 40-585
FAILURE CODE [CA4732] 40-586
FAILURE CODE [CA4739] 40-587
FAILURE CODE [CA4768] 40-588
FAILURE CODE [CA4769] 40-590
FAILURE CODE [CA4842] 40-593
FAILURE CODE [CA4952] 40-596
FAILURE CODE [CA5115] 40-598
FAILURE CODE [CA5179] 40-601
FAILURE CODE [CA5181] 40-603
FAILURE CODE [CA5271] 40-605
FAILURE CODE [CA5272] 40-607
FAILURE CODE [CA5273] 40-609
INDEX 00 INDEX AND FOREWORD
00-8 D51EX-24E0, D51PX-24E0
FAILURE CODE [CA5275] 40-611
FAILURE CODE [CA5276] 40-613
FAILURE CODE [CA5383] 40-615
FAILURE CODE [CA5631] 40-617
FAILURE CODE [CA5632] 40-619
FAILURE CODE [CA5655] 40-620
FAILURE CODE [CA5689] 40-626
FAILURE CODE [CA5715] 40-628
FAILURE CODE [CA5716] 40-631
FAILURE CODE [CA5838] 40-634
FAILURE CODE [CA5864] 40-636
FAILURE CODE [CA5865] 40-638
FAILURE CODE [CA5938] 40-640
FAILURE CODE [D130KA] 40-642
FAILURE CODE [D130KB] 40-645
FAILURE CODE [D130KY] 40-647
FAILURE CODE [D19JKZ] 40-649
FAILURE CODE [D19UKA] 40-652
FAILURE CODE [D19UKB] 40-654
FAILURE CODE [D811MC] 40-656
FAILURE CODE [D862KA] 40-657
FAILURE CODE [D8ALKA] 40-658
FAILURE CODE [D8ALKB] 40-660
FAILURE CODE [D8AQKR] 40-662
FAILURE CODE [D8G1KT] 40-664
FAILURE CODE [D8G6KT] 40-665
FAILURE CODE [DAF0MB] 40-666
FAILURE CODE [DAF0MC] 40-667
FAILURE CODE [DAF8KB] 40-668
FAILURE CODE [DAF9KQ] 40-670
FAILURE CODE [DAFGMC] 40-671
FAILURE CODE [DAFLKA] 40-672
FAILURE CODE [DAFLKB] 40-674
FAILURE CODE [DAFQKR] 40-676
FAILURE CODE [DAJ000] 40-677
FAILURE CODE [DAJ0KQ] 40-678
FAILURE CODE [DAJ0KT] 40-679
FAILURE CODE [DAJ0MC] 40-680
FAILURE CODE [DAJ1KK] 40-681
FAILURE CODE [DAJ2KK] 40-683
FAILURE CODE [DAJ2KT] 40-685
FAILURE CODE [DAJ5KK] 40-686
FAILURE CODE [DAJ6KK] 40-689
FAILURE CODE [DAJLKA] 40-691
FAILURE CODE [DAJLKB] 40-693
FAILURE CODE [DAJPMA] 40-695
FAILURE CODE [DAJQKR] 40-696
FAILURE CODE [DAJRKR] 40-697
FAILURE CODE [DB2QKR] 40-698
FAILURE CODE [DB2RKR] 40-703
FAILURE CODE [DD12KA] 40-708
FAILURE CODE [DD12KB] 40-710
FAILURE CODE [DD13KA] 40-712
FAILURE CODE [DD13KB] 40-714
FAILURE CODE [DD14KA] 40-716
FAILURE CODE [DD14KB] 40-718
FAILURE CODE [DDKAKA] 40-720
FAILURE CODE [DDKAKB] 40-722
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-9
FAILURE CODE [DDKFL4] 40-724
FAILURE CODE [DDKGL4] 40-726
FAILURE CODE [DDKHKA] 40-728
FAILURE CODE [DDKHKB] 40-730
FAILURE CODE [DDNLKA] 40-732
FAILURE CODE [DDNLKB] 40-734
FAILURE CODE [DDP6KA] 40-736
FAILURE CODE [DDP6KB] 40-739
FAILURE CODE [DDP6MA] 40-741
FAILURE CODE [DDU1FS] 40-743
FAILURE CODE [DDU1KA] 40-745
FAILURE CODE [DDU1KY] 40-748
FAILURE CODE [DFA4KX] 40-750
FAILURE CODE [DFA4KZ] 40-751
FAILURE CODE [DFA4L8] 40-752
FAILURE CODE [DFA5KA] 40-753
FAILURE CODE [DFA5KB] 40-756
FAILURE CODE [DFA6KA] 40-759
FAILURE CODE [DFA6KB] 40-762
FAILURE CODE [DFA7KX] 40-765
FAILURE CODE [DFA7KZ] 40-766
FAILURE CODE [DFA7L8] 40-767
FAILURE CODE [DFA8KA] 40-768
FAILURE CODE [DFA8KB] 40-771
FAILURE CODE [DFA9KA] 40-774
FAILURE CODE [DFA9KB] 40-777
FAILURE CODE [DGS1KA] 40-780
FAILURE CODE [DGS1KX] 40-783
FAILURE CODE [DH21KA] 40-784
FAILURE CODE [DH21KB] 40-786
FAILURE CODE [DHA4KA] 40-788
FAILURE CODE [DHAAMA] 40-790
FAILURE CODE [DHACMA] 40-792
FAILURE CODE [DHH7KA] 40-794
FAILURE CODE [DHH7KB] 40-797
FAILURE CODE [DHH8KA] 40-799
FAILURE CODE [DHH8KB] 40-802
FAILURE CODE [DHH9KA] 40-804
FAILURE CODE [DHH9KB] 40-807
FAILURE CODE [DHHAKA] 40-809
FAILURE CODE [DHHAKB] 40-812
FAILURE CODE [DHRUKA] 40-814
FAILURE CODE [DHRUKB] 40-816
FAILURE CODE [DHRVKA] 40-818
FAILURE CODE [DHRVKB] 40-820
FAILURE CODE [DK30KA] 40-822
FAILURE CODE [DK30KB] 40-825
FAILURE CODE [DK30KX] 40-827
FAILURE CODE [DK30KZ] 40-828
FAILURE CODE [DK30L8] 40-829
FAILURE CODE [DK31KA] 40-830
FAILURE CODE [DK31KB] 40-833
FAILURE CODE [DK40KA] 40-835
FAILURE CODE [DK40KB] 40-838
FAILURE CODE [DK55KX] 40-840
FAILURE CODE [DK55KZ] 40-841
FAILURE CODE [DK55L8] 40-842
FAILURE CODE [DK56KA] 40-843
INDEX 00 INDEX AND FOREWORD
00-10 D51EX-24E0, D51PX-24E0
FAILURE CODE [DK56KB] 40-846
FAILURE CODE [DK57KA] 40-848
FAILURE CODE [DK57KB] 40-851
FAILURE CODE [DLM0KX] 40-853
FAILURE CODE [DLM1KA] 40-854
FAILURE CODE [DLM1KB] 40-856
FAILURE CODE [DLM1MA] 40-858
FAILURE CODE [DLM2KA] 40-859
FAILURE CODE [DLM2KB] 40-861
FAILURE CODE [DLM2MA] 40-863
FAILURE CODE [DLM3KA] 40-864
FAILURE CODE [DLM3KB] 40-866
FAILURE CODE [DLM3MB] 40-868
FAILURE CODE [DN21FS] 40-869
FAILURE CODE [DR21KX] 40-871
FAILURE CODE [DR31KX] 40-872
FAILURE CODE [DV20KB] 40-873
FAILURE CODE [DW4BKA] 40-875
FAILURE CODE [DW4BKB] 40-877
FAILURE CODE [DW4BKY] 40-879
FAILURE CODE [DW7BKA] 40-881
FAILURE CODE [DW7BKB] 40-883
FAILURE CODE [DW7EKA] 40-885
FAILURE CODE [DW7EKB] 40-887
FAILURE CODE [DW7EKY] 40-889
FAILURE CODE [DWN5KA] 40-891
FAILURE CODE [DWN5KB] 40-893
FAILURE CODE [DWN5KY] 40-895
FAILURE CODE [DXA4KA] 40-897
FAILURE CODE [DXA4KB] 40-899
FAILURE CODE [DXA4KY] 40-901
FAILURE CODE [DXA5KA] 40-903
FAILURE CODE [DXA5KB] 40-905
FAILURE CODE [DXA5KY] 40-907
FAILURE CODE [DXA6KA] 40-909
FAILURE CODE [DXA6KB] 40-911
FAILURE CODE [DXA6KY] 40-913
FAILURE CODE [DXA7KA] 40-915
FAILURE CODE [DXA7KB] 40-917
FAILURE CODE [DXA7KY] 40-919
FAILURE CODE [DXHRKA] 40-921
FAILURE CODE [DXHRKB] 40-923
FAILURE CODE [DXHRKY] 40-925
FAILURE CODE [DXHSKA] 40-927
FAILURE CODE [DXHSKB] 40-929
FAILURE CODE [DXHSKY] 40-931
FAILURE CODE [DXHTKA] 40-933
FAILURE CODE [DXHTKB] 40-935
FAILURE CODE [DXHTKY] 40-937
FAILURE CODE [DXHUKA] 40-939
FAILURE CODE [DXHUKB] 40-941
FAILURE CODE [DXHUKY] 40-943
FAILURE CODE [DXJ4KA] 40-945
FAILURE CODE [DXJ4KB] 40-947
FAILURE CODE [DXJCKA] 40-949
FAILURE CODE [DXJCKB] 40-951
FAILURE CODE [DXJCKY] 40-953
FAILURE CODE [DXJDKA] 40-955
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-11
FAILURE CODE [DXJDKB] 40-957
FAILURE CODE [DXJDKY] 40-959
FAILURE CODE [DXK1KA] 40-961
FAILURE CODE [DXK1KB] 40-963
FAILURE CODE [DXK1KY] 40-965
FAILURE CODE [DXK2KA] 40-967
FAILURE CODE [DXK2KB] 40-969
FAILURE CODE [DXK2KY] 40-971
FAILURE CODE [F313KA] 40-973
FAILURE CODE [F313KB] 40-974
FAILURE CODE [F318KB] 40-975
FAILURE CODE [F318KY] 40-976
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE) 40-977
E-1 ENGINE DOES NOT START (ENGINE DOES NOT CRANK) 40-977
E-2 MANUAL PREHEATING SYSTEM DOES NOT WORK 40-984
E-3 AUTOMATIC PREHEATING SYSTEM DOES NOT WORK 40-987
E-4 WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP 40-989
E-5 WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR DISPLAYS
NOTHING 40-991
E-6 WHEN STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), BASIC
CHECK MONITOR LIGHTS UP 40-995
E-7 AIR CLEANER CLOGGING MONITOR LIGHTS UP IN YELLOW WHILE ENGINE IS RUNNING
40-996
E-8 CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 40-997
E-9 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-998
E-10 ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 40-999
E-11 HST CHARGE PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1000
E-12 HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1001
E-13 HST OIL FILTER CLOGGING MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1002
E-14 ENGINE COOLANT TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE
40-1003
E-15 AdBlue/DEF LEVEL IS NOT DISPLAYED PROPERLY 40-1004
E-16 FUEL LEVEL GAUGE DOES NOT INDICATE CORRECT LEVEL 40-1007
E-17 HYDRAULIC OIL TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE
40-1010
E-18 OPERATION MODE DOES NOT CHANGE 40-1011
E-19 OPERATING CUSTOMIZE SWITCH DOES NOT DISPLAY CUSTOMIZE SCREEN 40-1012
E-20 MODIFYING SETTING ON CUSTOMIZE SCREEN DOES NOT CHANGE SETTING OF MACHINE
40-1013
E-21 SERVICE METER IS NOT DISPLAYED, WHILE STARTING SWITCH IS IN OFF POSITION
40-1014
E-22 SERVICE MODE CANNOT BE SELECTED 40-1015
E-23 WORK EQUIPMENT DOES NOT OPERATE 40-1016
E-24 FOOT HEATER DOES NOT OPERATE 40-1018
E-25 HORN DOES NOT SOUND 40-1024
E-26 HORN DOES NOT STOP SOUNDING 40-1026
E-27 BACKUP ALARM DOES NOT SOUND 40-1027
E-28 BACKUP ALARM DOES NOT STOP SOUNDING 40-1028
E-29 HEADLAMP DOES NOT LIGHT UP 40-1029
E-30 REAR LAMP DOES NOT LIGHT UP 40-1033
E-31 ALL WIPERS DO NOT OPERATE 40-1036
E-32 FRONT WIPER DOES NOT OPERATE 40-1038
E-33 REAR WIPER DOES NOT OPERATE 40-1040
E-34 LEFT DOOR WIPER DOES NOT OPERATE 40-1042
INDEX 00 INDEX AND FOREWORD
00-12 D51EX-24E0, D51PX-24E0
E-35 RIGHT DOOR WIPER DOES NOT OPERATE 40-1046
E-36 FRONT WASHER DOES NOT OPERATE 40-1050
E-37 REAR WASHER DOES NOT OPERATE 40-1052
E-38 LEFT DOOR WASHER DOES NOT OPERATE 40-1054
E-39 RIGHT DOOR WASHER DOES NOT OPERATE 40-1056
E-40 KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY 40-1058
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE) 40-1059
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE) 40-1059
FAILURE MODE AND CAUSE TABLE 40-1060
H-1 NEITHER R H NOR L H OF TRACKS CAN TRAVEL FORWARD OR REVERSE (NONE OF THE
TRAVEL SYSTEMS OPERATE) 40-1066
H-2 EITHER R H OR L H OF TRACK CANNOT TRAVEL BOTH FORWARD AND REVERSE (ONE
OF R H OR L H TRAVEL SYSTEMS CANNOT OPERATE) 40-1068
H-3 EITHER R H OR L H OF TRACK CANNOT TRAVEL ONE OF FORWARD OR REVERSE (ONLY
ONE OF THE TRAVEL SYSTEMS CANNOT OPERATE IN ONE DIRECTION) 40-1070
H-4 TRAVEL SPEED OR POWER IS LOW 40-1072
H-5 SPEED RANGE DOES NOT CHANGE 40-1074
H-6 SHOCK IS LARGE WHEN MACHINE MOVES OFF OR STOPS 40-1075
H-7 MACHINE DEVIATES LARGELY 40-1076
H-8 MACHINE DRIFT ON A SLOPE IS LARGE 40-1079
H-9 ENGINE SPEED DROPS LARGELY OR ENGINE STOPS 40-1081
H-10 UNUSUAL NOISE IS HEARD FROM AROUND HST PUMP OR MOTOR 40-1083
H-11 HST OIL TEMPERATURE (HYDRAULIC OIL TEMPERATURE) RISES TOO HIGH 40-1085
H-12 ALL WORK EQUIPMENT DO NOT OPERATE 40-1087
H-13 ALL WORK EQUIPMENTS SPEED OR POWER IS LOW 40-1089
H-14 BLADE LIFT SPEED OR POWER IS LOW 40-1090
H-15 BLADE TILT SPEED OR POWER IS LOW 40-1092
H-16 BLADE ANGLE SPEED OR POWER IS LOW 40-1093
H-17 TIME LAG OF BLADE LIFT IS LARGE 40-1094
H-18 HYDRAULIC DRIFT OF LIFTED BLADE IS LARGE 40-1095
H-19 HYDRAULIC DRIFT OF TILTED BLADE IS LARGE 40-1096
H-20 UNUSUAL NOISE IS HEARD FROM AROUND WORK EQUIPMENT AND COOLING FAN
PUMP OR CONTROL VALVE 40-1097
H-21 FAN SPEED IS ABNORMAL (TOO HIGH OR LOW, OR STATIONARY) 40-1098
H-22 UNUSUAL NOISE IS HEARD FROM AROUND FAN 40-1100
TROUBLESHOOTING OF ENGINE (S-MODE) 40-1101
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE) 40-1101
S-1 ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION
40-1102
S-2 ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT 40-1103
S-3 FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS
BUT DOES NOT START) 40-1104
S-4 ENGINE STARTABILITY IS POOR 40-1106
S-5 ENGINE DOES NOT PICK UP SMOOTHLY 40-1108
S-6 ENGINE STOPS DURING OPERATION 40-1110
S-7 ENGINE RUNNING IS NOT STABLE 40-1112
S-8 OUTPUT IS NOT SUFFICIENT (POWER IS LOW) 40-1113
S-9 EXHAUST IS BLACK (KDPF GETS CLOGGED IN A SHORT TIME) 40-1115
S-10 ENGINE OIL CONSUMPTION IS EXCESSIVE 40-1117
S-11 ENGINE OIL BECOMES CONTAMINATED QUICKLY 40-1118
S-12 FUEL CONSUMPTION IS EXCESSIVE 40-1119
S-13 OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN)
40-1120
S-14 OIL PRESSURE DROPS 40-1121
S-15 FUEL MIXES INTO ENGINE OIL 40-1123
S-16 WATER MIXES INTO ENGINE OIL (MILKY) 40-1124
S-17 COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING) 40-1125
S-18 THERE IS AN UNUSUAL NOISE 40-1126
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-13
S-19 VIBRATION IS EXCESSIVE 40-1127
S-20 AIR CANNOT BE BLED FROM FUEL CIRCUIT 40-1128
S-21 ACTIVE REGENERATION IS EXECUTED FREQUENTLY 40-1129
S-22 ACTIVE REGENERATION TAKES LONG 40-1130
S-23 WHITE SMOKE IS EXHAUSTED DURING ACTIVE REGENERATION 40-1131
S-24 AdBlue/DEF CONSUMPTION IS EXCESSIVE 40-1132
S-25 THERE IS AN UNUSUAL SMELL (IRRITATING ODOR) 40-1134
S-26 FOREIGN MATERIAL MIXES INTO AdBlue/DEF (AdBlue/DEF LEVEL INCREASES) 40-1135
50 DISASSEMBLY AND ASSEMBLY 50-1
CONTENTS 50-2
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY 50-7
HOW TO READ THIS MANUAL 50-7
COATING MATERIALS LIST 50-9
SPECIAL TOOLS LIST 50-13
SKETCHES OF SPECIAL TOOLS 50-30
PREPARATION 50-42
DRAIN AND ADD COOLANT 50-42
DRAIN AND ADD HYDRAULIC OIL 50-47
DRAIN AND ADD FUEL 50-52
COLLECT AND REFILL REFRIGERANT 50-54
ENGINE AND COOLING SYSTEM 50-57
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY 50-57
REMOVE AND INSTALL INJECTOR ASSEMBLY 50-74
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY 50-104
REMOVE AND INSTALL STARTING MOTOR ASSEMBLY 50-156
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR BELT 50-161
REMOVE AND INSTALL ALTERNATOR BELT 50-166
REMOVE AND INSTALL AUTO-TENSIONER 50-170
REMOVE AND INSTALL RADIATOR ASSEMBLY 50-172
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY 50-179
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY 50-186
REMOVE AND INSTALL COOLING FAN DRIVE ASSEMBLY 50-190
REMOVE AND INSTALL COOLING FAN MOTOR ASSEMBLY 50-202
REMOVE AND INSTALL ENGINE AND HST PUMP ASSEMBLY 50-208
REMOVE AND INSTALL ENGINE FRONT OIL SEAL 50-233
REMOVE AND INSTALL ENGINE REAR OIL SEAL 50-237
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY 50-249
REMOVE AND INSTALL KDPF ASSEMBLY 50-261
DISASSEMBLE AND ASSEMBLE KDPF ASSEMBLY 50-272
REMOVE AND INSTALL KDPF AND SCR ASSEMBLY 50-285
REMOVE AND INSTALL BELLOWS PIPE ASSEMBLY 50-294
REMOVE AND INSTALL FUEL TANK ASSEMBLY 50-301
REMOVE AND INSTALL AdBlue/DEF TANK ASSEMBLY 50-312
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY 50-328
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR 50-333
REMOVE AND INSTALL AdBlue/DEF TANK STRAINER 50-341
REMOVE AND INSTALL AdBlue/DEF TANK FILLER PORT FILTER 50-343
REMOVE AND INSTALL SCR ASSEMBLY 50-350
REMOVE AND INSTALL AdBlue/DEF INJECTOR 50-364
REMOVE AND INSTALL AdBlue/DEF PUMP 50-373
REMOVE AND INSTALL AdBlue/DEF HOSE 50-383
REMOVE AND INSTALL AIR CLEANER ASSEMBLY 50-397
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY 50-399
REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY 50-402
POWER TRAIN 50-411
DISASSEMBLE AND ASSEMBLE FINAL DRIVE ASSEMBLY 50-411
UNDERCARRIAGE AND FRAME 50-425
REMOVE AND INSTALL TRACK FRAME ASSEMBLY 50-425
INDEX 00 INDEX AND FOREWORD
00-14 D51EX-24E0, D51PX-24E0
REMOVE AND INSTALL IDLER ASSEMBLY 50-435
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY 50-440
REMOVE AND INSTALL RECOIL SPRING ASSEMBLY 50-447
DISASSEMBLE AND ASSEMBLE RECOIL SPRING ASSEMBLY 50-448
REMOVE AND INSTALL TRACK ROLLER ASSEMBLY 50-454
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY 50-459
REMOVE AND INSTALL CARRIER ROLLER ASSEMBLY 50-464
DISASSEMBLE AND ASSEMBLE CARRIER ROLLER ASSEMBLY 50-467
REMOVE AND INSTALL PIVOT SHAFT ASSEMBLY 50-471
SEPARATE AND INSTALL TRACK ASSEMBLY 50-473
SEPARATE AND CONNECT PLUS TYPE TRACK ASSEMBLY 50-478
DISASSEMBLE AND ASSEMBLE TRACK ASSEMBLY GENERALLY 50-480
DISASSEMBLE AND ASSEMBLE PLUS TYPE TRACK ASSEMBLY GENERALLY 50-498
DISASSEMBLE AND ASSEMBLE ONE TRACK LINK ASSEMBLY IN FIELD (TRACK ASSEMBLY)
50-509
DISASSEMBLE AND ASSEMBLE ONE TRACK LINK ASSEMBLY IN FIELD (PLUS TYPE TRACK ASSEMBLY)
50-518
REMOVE AND INSTALL EQUALIZER BAR ASSEMBLY 50-525
REMOVE AND INSTALL EQUALIZER BAR SIDE BUSHING 50-530
REMOVE AND INSTALL SEGMENT TEETH 50-532
HYDRAULIC SYSTEM 50-536
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY 50-536
REMOVE AND INSTALL CONTROL VALVE ASSEMBLY 50-556
WORK EQUIPMENT 50-563
REMOVE AND INSTALL BLADE ASSEMBLY 50-563
REMOVE AND INSTALL BLADE LIFT CYLINDER ASSEMBLY 50-572
REMOVE AND INSTALL BLADE TILT CYLINDER ASSEMBLY 50-576
REMOVE AND INSTALL BLADE ANGLE CYLINDER ASSEMBLY 50-579
REMOVE AND INSTALL U-FRAME ASSEMBLY 50-583
CAB AND ITS ATTACHMENTS 50-589
REMOVE AND INSTALL OPERATOR CAB ASSEMBLY 50-589
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS) 50-608
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY 50-616
REMOVE AND INSTALL RECEIVER DRIER 50-629
REMOVE AND INSTALL OPERATOR’S SEAT 50-633
REMOVE AND INSTALL SEATBELT 50-638
REMOVE AND INSTALL FOOT HEATER ASSEMBLY 50-641
DISASSEMBLE AND ASSEMBLE FOOT HEATER ASSEMBLY 50-648
ELECTRICAL SYSTEM 50-652
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY 50-652
REMOVE AND INSTALL HST CONTROLLER ASSEMBLY 50-659
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY 50-662
REMOVE AND INSTALL INTAKE MANIFOLD PRESSURE AND TEMPERATURE SENSOR 50-666
REMOVE AND INSTALL KDPF TEMPERATURE SENSOR 50-669
REMOVE AND INSTALL KDPF DIFFERENTIAL PRESSURE SENSOR 50-678
REMOVE AND INSTALL SCR TEMPERATURE SENSOR 50-683
REMOVE AND INSTALL SCR OUTLET NOx SENSOR 50-692
REMOVE AND INSTALL GATEWAY FUNCTION CONTROLLER 50-697
REMOVE AND INSTALL COMMUNICATION TERMINAL 50-701
60 MAINTENANCE STANDARD 60-1
CONTENTS 60-2
ENGINE AND COOLING SYSTEM 60-3
MAINTENANCE STANDARD OF ENGINE MOUNT 60-3
MAINTENANCE STANDARD OF DAMPER 60-4
MAINTENANCE STANDARD OF COOLING SYSTEM 60-5
MAINTENANCE STANDARD OF COOLING FAN MOTOR 60-6
MAINTENANCE STANDARD OF HYDRAULIC OIL COOLER BYPASS AND HST CHARGE SAFETY
VALVE 60-8
00 INDEX AND FOREWORD INDEX
D51EX-24E0, D51PX-24E0 00-15
POWER TRAIN 60-9
MAINTENANCE STANDARD OF HST PUMP 60-9
MAINTENANCE STANDARD OF HST CHARGE PUMP 60-13
MAINTENANCE STANDARD OF HST MOTOR 60-15
MAINTENANCE STANDARD OF FINAL DRIVE 60-17
MAINTENANCE STANDARD OF SPROCKET FOR PLUS TYPE TRACK SHOE 60-19
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING FOR PLUS
TYPE TRACK SHOE 60-20
UNDERCARRIAGE AND FRAME 60-21
MAINTENANCE STANDARD OF SUSPENSION 60-21
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION 60-24
MAINTENANCE STANDARD OF IDLER 60-27
MAINTENANCE STANDARD OF TRACK ROLLER FOR PLUS TYPE TRACK SHOES (SINGLE
FLANGE TYPE) 60-29
MAINTENANCE STANDARD OF TRACK ROLLER FOR PLUS TYPE TRACK SHOES (DOUBLE
FLANGE TYPE) 60-30
MAINTENANCE STANDARD OF CARRIER ROLLER FOR PLUS TYPE TRACK SHOE 60-32
MAINTENANCE STANDARD OF PLUS TYPE TRACK SHOE 60-33
MAINTENANCE STANDARD OF SINGLE SHOE 60-35
HYDRAULIC SYSTEM 60-36
MAINTENANCE STANDARD OF HYDRAULIC TANK 60-36
MAINTENANCE STANDARD OF WORK EQUIPMENT AND COOLING FAN PUMP 60-37
MAINTENANCE STANDARD OF CONTROL VALVE 60-40
MAINTENANCE STANDARD OF RIPPER PPC VALVE 60-46
MAINTENANCE STANDARD OF 5-PORT VALVE OF EPC AND SOLENOID 60-48
MAINTENANCE STANDARD OF QUICK DROP VALVE 60-50
WORK EQUIPMENT 60-52
MAINTENANCE STANDARD OF FRONT WORK EQUIPMENT 60-52
MAINTENANCE STANDARD OF CUTTING EDGE AND END BIT 60-55
MAINTENANCE STANDARD OF BLADE LIFT CYLINDER 60-56
MAINTENANCE STANDARD OF BLADE TILT CYLINDER 60-57
MAINTENANCE STANDARD OF BLADE ANGLE CYLINDER 60-58
MAINTENANCE STANDARD OF FIXED MULTI-SHANK RIPPER 60-59
MAINTENANCE STANDARD OF RIPPER LIFT CYLINDER 60-61
CAB AND ITS ATTACHMENTS 60-62
MAINTENANCE STANDARD OF CAB MOUNT 60-62
ELECTRICAL SYSTEM 60-64
MAINTENANCE STANDARD OF ELECTRIC STEERING CONTROL LEVER 60-64
80 APPENDIX 80-1
CONTENTS 80-2
AIR CONDITIONER SYSTEM 80-3
PRECAUTIONS FOR REFRIGERANT 80-3
AIR CONDITIONER COMPONENT 80-4
SPECIFICATIONS OF AIR CONDITIONER 80-7
CONFIGURATION AND FUNCTION OF REFRIGERATION CYCLE 80-8
OUTLINE OF REFRIGERATION CYCLE 80-9
COMPONENT PARTS OF AIR CONDITIONER SYSTEM 80-11
AIR CONDITIONER UNIT 80-11
COMPONENT PARTS OF AIR CONDITIONER UNIT 80-13
COMPRESSOR 80-16
CONDENSER 80-17
RECEIVER DRIER 80-19
EXPLANATION OF PROCEDURE FOR TESTING AND TROUBLESHOOTING OF AIR CONDITIONER
80-21
CIRCUIT DIAGRAM OF AIR CONDITIONER 80-24
AIR CONDITIONER SYSTEM DIAGRAM 80-25
CONTROL FUNCTION OF AIR CONDITIONER 80-26
INDEX 00 INDEX AND FOREWORD
00-16 D51EX-24E0, D51PX-24E0
INSTALLATION LOCATIONS OF AIR CONDITIONER PARTS AND ARRANGEMENT OF CONNECTORS
80-27
TEST RELAYS 80-31
METHOD FOR TESTING RELAYS 80-31
AIR CONDITIONER TROUBLESHOOTING CHART 1 80-33
AIR CONDITIONER TROUBLESHOOTING CHART 2 80-34
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 80-37
A-1 TROUBLESHOOTING FOR CONDENSER FAN 80-39
A-2 TROUBLESHOOTING FOR COMPRESSOR AND REFRIGERANT SYSTEM (AIR IS NOT COOLED)
80-42
A-3 TROUBLESHOOTING FOR BLOWER MOTOR SYSTEM (NO AIR COMES OUT OR AIR FLOW IS
ABNORMAL) 80-46
A-4 TROUBLESHOOTING FOR TEMPERATURE CONTROL FUNCTION 80-49
TROUBLESHOOTING USING GAUGE PRESSURE 80-53
CONNECTION OF SERVICE TOOL 80-55
METHOD FOR CONNECTING SERVICE TOOL 80-56
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER
PIPINGS 80-57
HANDLE COMPRESSOR OIL 80-59
90 CIRCUIT DIAGRAMS 90-1
CONTENTS 90-2
HYDRAULIC CIRCUIT DIAGRAM 90-3
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM 90-3
HYDRAULIC CIRCUIT DIAGRAM 90-7
ELECTRICAL CIRCUIT DIAGRAM 90-9
SYMBOLS USED IN ELECTRICAL CIRCUIT DIAGRAM 90-9
ELECTRICAL CIRCUIT DIAGRAM (1/16) 90-13
ELECTRICAL CIRCUIT DIAGRAM (2/16) 90-15
ELECTRICAL CIRCUIT DIAGRAM (3/16) 90-17
ELECTRICAL CIRCUIT DIAGRAM (4/16) 90-19
ELECTRICAL CIRCUIT DIAGRAM (5/16) 90-21
ELECTRICAL CIRCUIT DIAGRAM (6/16) 90-23
ELECTRICAL CIRCUIT DIAGRAM (7/16) 90-25
ELECTRICAL CIRCUIT DIAGRAM (8/16) 90-27
ELECTRICAL CIRCUIT DIAGRAM (9/16) 90-29
ELECTRICAL CIRCUIT DIAGRAM (10/16) 90-31
ELECTRICAL CIRCUIT DIAGRAM (11/16) 90-33
ELECTRICAL CIRCUIT DIAGRAM (12/16) 90-35
ELECTRICAL CIRCUIT DIAGRAM (13/16) 90-37
ELECTRICAL CIRCUIT DIAGRAM (14/16) 90-39
ELECTRICAL CIRCUIT DIAGRAM (15/16) 90-41
ELECTRICAL CIRCUIT DIAGRAM (16/16) 90-43
INDEX 1

DESCRIPTION:

Komatsu D51EX -24E0 D51PX-24E0 Bulldozer Shop Manual SEN06886-03 – PDF DOWNLOAD

SERIAL NUMBERS

D51EX-20001 and up
D51PX-20001 and up

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

IMAGES PREVIEW OF THE MANUAL: