Komatsu D71EXi -24 D71EXi -24E0 D71PXi-24 D71PXi-24E0 Bulldozer Shop Manual SEN06842-06 – PDF

Komatsu D71EXi -24 D71EXi -24E0 D71PXi-24 D71PXi-24E0 Bulldozer Shop Manual SEN06842-06 – PDF DOWNLOAD

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Komatsu D71EXi -24 D71EXi -24E0 D71PXi-24 D71PXi-24E0 Bulldozer Shop Manual SEN06842-06 – PDF DOWNLOAD

Language : English
Pages : 3554
Downloadable : Yes
File Type : PDF
Size: 96.6 MB

DESCRIPTION:

Komatsu D71EXi -24 D71EXi -24E0 D71PXi-24 D71PXi-24E0 Bulldozer Shop Manual SEN06842-06 – PDF DOWNLOAD

SERIAL NUMBERS
D71EXi-70002 and up
D71PXi-70002 and up

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

TABLE OF CONTENTS:

Komatsu D71EXi -24 D71EXi -24E0 D71PXi-24 D71PXi-24E0 Bulldozer Shop Manual SEN06842-06 – PDF DOWNLOAD

INDEX
00 INDEX AND FOREWORD 00-1
FOREWORD, SAFETY, BASIC INFORMATION 00-23
HOW TO READ THE SHOP MANUAL 00-23
SAFETY NOTICE FOR OPERATION 00-25
PRECAUTIONS TO PREVENT FIRE 00-33
ACTIONS IF FIRE OCCURS 00-35
PRECAUTIONS FOR DISPOSING OF WASTE MATERIALS 00-36
ACTIONS TAKEN TO MEET EXHAUST GAS REGULATIONS 00-37
PRECAUTIONS FOR DEF 00-38
STORE AdBlue/DEF 00-39
PRECAUTIONS FOR HANDLING HYDRAULIC EQUIPMENT 00-40
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF PIPINGS 00-43
PRECAUTIONS FOR HANDLING ELECTRICAL EQUIPMENT 00-50
PRECAUTIONS FOR HANDLING FUEL SYSTEM EQUIPMENT 00-52
PRECAUTIONS FOR HANDLING INTAKE SYSTEM EQUIPMENT 00-53
PRACTICAL USE OF KOMTRAX 00-54
DISCONNECT AND CONNECT PUSH-PULL TYPE COUPLER 00-55
PRECAUTIONS FOR DISCONNECTION AND CONNECTION OF CONNECTORS 00-59
METHOD FOR DISCONNECTING AND CONNECTING DEUTSCH CONNECTOR 00-63
METHOD FOR DISCONNECTING AND CONNECTING SLIDE LOCK TYPE CONNECTOR 00-64
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PULL 00-66
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH LOCK TO PUSH 00-67
METHOD FOR DISCONNECTING AND CONNECTING CONNECTOR WITH HOUSING TO ROTATE
00-69
HOW TO READ ELECTRICAL WIRE CODE 00-70
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD 00-74
STANDARD TIGHTENING TORQUE TABLE 00-77
CONVERSION TABLE 00-84
ABBREVIATION LIST 00-89
01 SPECIFICATION 01-1
CONTENTS 01-2
SPECIFICATIONS 01-3
SPECIFICATION DRAWING 01-3
SPECIFICATIONS 01-9
WEIGHT TABLE 01-25
FUEL, COOLANT, LUBRICANTS (FOR NORTH AMERICA) 01-31
FUEL, COOLANT, LUBRICANTS (FOR EUROPEAN UNION) 01-33
10 STRUCTURE AND FUNCTION 10-1
CONTENTS 10-2
UREA SCR SYSTEM 10-6
LAYOUT DRAWING OF UREA SCR SYSTEM 10-6
UREA SCR SYSTEM DIAGRAM 10-8
FUNCTION OF UREA SCR SYSTEM 10-9
COMPONENT PARTS OF UREA SCR SYSTEM 10-27
BOOT-UP SYSTEM 10-36
LAYOUT DRAWING OF BOOT-UP SYSTEM 10-36
SYSTEM OPERATING LAMP SYSTEM 10-37
BATTERY DISCONNECT SWITCH 10-40
ASSISTANCE VALVE FOR STARTUP 10-42
ENGINE SYSTEM 10-43
LAYOUT DRAWING OF ENGINE SYSTEM 10-43
ENGINE CONTROL SYSTEM 10-45
ENGINE AUTOMATIC WARM-UP SYSTEM 10-50
AUTOMATIC IDLE STOP SYSTEM 10-51
COMPONENT PARTS OF ENGINE SYSTEM 10-54
COOLING SYSTEM 10-73
INDEX 00 INDEX AND FOREWORD
00-2 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
LAYOUT DRAWING OF COOLING SYSTEM 10-73
COOLING FAN CONTROL SYSTEM 10-75
COOLING SYSTEM 10-77
CONTROL SYSTEM 10-88
LAYOUT DRAWING OF CONTROL SYSTEM 10-88
MACHINE MONITOR SYSTEM 10-89
KOMTRAX SYSTEM 10-91
CONTROL SYSTEM 10-92
HYDRAULIC SYSTEM 10-133
LAYOUT DRAWING OF HYDRAULIC SYSTEM 10-133
CLSS 10-134
HYDRAULIC SYSTEM 10-138
POWER TRAIN SYSTEM 10-175
LAYOUT DRAWING OF HST SYSTEM 10-175
OPERATION OF HST SYSTEM 10-176
STEERING AND BRAKE CONTROL SYSTEM 10-178
HST CONTROL SYSTEM 10-180
PARKING BRAKE CONTROL SYSTEM 10-191
POWER TRAIN SYSTEM 10-194
WORK EQUIPMENT SYSTEM 10-236
WORK EQUIPMENT CONTROL 10-236
LAYOUT DRAWING OF FRONT WORK EQUIPMENT 10-238
LAYOUT DRAWING OF FIXED MULTI-SHANK RIPPER 10-239
WORK EQUIPMENT SYSTEM 10-240
ICT SYSTEM 10-261
LAYOUT DRAWING OF ICT SYSTEM 10-261
SYSTEM DIAGRAM OF ICT CONTROL SYSTEM 10-263
BLADE CONTROL SYSTEM 10-265
ASSIST CONTROL SYSTEM 10-269
BACK GRADE MODE SYSTEM 10-271
CUT CONTROL SYSTEM 10-273
SMOOTH START SYSTEM 10-286
SLIP CONTROL SYSTEM 10-288
SPEED CONTROL SYSTEM 10-290
STRAIGHT TRAVEL CORRECTION SYSTEM 10-292
QUICK SURFACE CONTROL SYSTEM 10-296
SYSTEM OF TRIANGULATED SURFACE FROM AS-BUILT 10-298
2 SURFACES SELECTION CONTROL SYSTEM 10-300
LIFT LAYER CONTROL SYSTEM 10-302
HST SPEED RANGE CONTROL SYSTEM 10-304
COMPONENT PARTS OF WORK EQUIPMENT CONTROLLER 10-306
UNDERCARRIAGE AND FRAME 10-331
MAIN FRAME 10-331
SUSPENSION 10-332
TRACK FRAME AND IDLER CUSHION 10-335
WORK EQUIPMENT 10-337
STRUCTURE OF FRONT WORK EQUIPMENT 10-337
STRUCTURE OF FIXED MULTI-SHANK RIPPER 10-338
CAB RELATED PARTS 10-339
ROPS CAB 10-339
CAB MOUNT 10-341
20 STANDARD VALUE TABLE 20-1
CONTENTS 20-2
STANDARD VALUE TABLE FOR ENGINE 20-3
STANDARD VALUE TABLE FOR ENGINE: D71EXI-24 20-3
STANDARD VALUE TABLE FOR ENGINE: D71EXI-24E0 20-7
STANDARD VALUE TABLE FOR ENGINE: D71PXI-24 20-11
STANDARD VALUE TABLE FOR ENGINE: D71PXI-24E0 20-15
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-3
STANDARD VALUE TABLE FOR MACHINE 20-19
STANDARD VALUE TABLE FOR MACHINE: D71EXI-24 20-19
STANDARD VALUE TABLE FOR MACHINE: D71EXI-24E0 20-34
STANDARD VALUE TABLE FOR MACHINE: D71PXI-24 20-49
STANDARD VALUE TABLE FOR MACHINE: D71PXI-24E0 20-64
MACHINE POSTURE AND PROCEDURES TO MEASURE PERFORMANCE 20-79
30 TESTING AND ADJUSTING 30-1
CONTENTS 30-2
RELATED INFORMATION ON TESTING AND ADJUSTING 30-6
TOOLS FOR TESTING AND ADJUSTING 30-6
SKETCH OF TOOLS FOR TESTING AND ADJUSTING 30-15
ENGINE AND COOLING SYSTEM 30-20
TEST ENGINE SPEED 30-20
TEST BOOST PRESSURE 30-23
TEST EXHAUST GAS TEMPERATURE 30-25
TEST EXHAUST GAS COLOR 30-28
TEST AND ADJUST VALVE CLEARANCE 30-32
TEST COMPRESSION PRESSURE 30-35
TEST BLOWBY PRESSURE 30-38
TEST ENGINE OIL PRESSURE 30-41
TEST EGR VALVE AND VGT OIL PRESSURE 30-43
TEST FUEL PRESSURE 30-45
TEST FUEL DISCHARGE, RETURN, AND LEAKAGE 30-54
BLEED AIR FROM FUEL SYSTEM 30-60
TEST FUEL SYSTEM FOR LEAKAGE 30-63
CYLINDER CUT-OUT MODE OPERATION 30-65
NO-INJECTION CRANKING OPERATION 30-66
TEST KDPF, SCR AND MUFFLER STACK FOR LOOSENESS AND DAMAGE 30-67
TEST INSTALLED CONDITION OF CYLINDER HEADS AND MANIFOLDS 30-68
TEST ENGINE PIPING FOR DAMAGE AND LOOSENESS 30-69
TEST ALTERNATOR BELT 30-70
TEST AUTO-TENSIONER 30-72
WRITE CORRECTION FOR ASH IN SOOT ACCUMULATION TO ENGINE CONTROLLER 30-74
TEST SCR RELATED FUNCTION 30-75
CLEAN AdBlue/DEF TANK 30-105
CLEAN AdBlue/DEF TANK MOUNTING PORTION 30-110
CLEAN AdBlue/DEF PUMP 30-112
POWER TRAIN 30-118
TEST AND ADJUST HST OIL PRESSURE 30-118
BLEED AIR FROM HST PUMP 30-125
TEST OUTLET PRESSURE IN SOLENOID VALVE 30-128
TEST TRAVEL DEVIATION 30-135
TEST BRAKE PERFORMANCE SIMPLY 30-137
TEST AND ADJUST DECELERATION/ BRAKE PEDAL 30-138
MOVE MACHINE WHEN IT CANNOT TRAVEL 30-142
UNDERCARRIAGE AND FRAME 30-146
TEST AND ADJUST IDLER CLEARANCE 30-146
TEST SPROCKET WEAR 30-147
TEST AND ADJUST TRACK TENSION 30-148
HYDRAULIC SYSTEM 30-149
RELEASE REMAINING PRESSURE FROM HYDRAULIC SYSTEM 30-149
TEST AND ADJUST WORK EQUIPMENT CIRCUIT OIL PRESSURE 30-150
TEST AND ADJUST OIL PRESSURE IN CONTROL CIRCUIT 30-153
TEST OUTLET PRESSURE OF EPC SOLENOID VALVE 30-156
BLEED AIR FROM WORK EQUIPMENT, COOLING FAN PUMP, AND CHARGE PUMP 30-159
TEST COOLING FAN SPEED 30-161
TEST COOLING FAN CIRCUIT OIL PRESSURE 30-162
BLEED AIR FROM COOLING FAN PUMP 30-164
INDEX 00 INDEX AND FOREWORD
00-4 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
TEST THE PARTS WHICH CAUSE HYDRAULIC DRIFT OF WORK EQUIPMENT 30-165
TEST OIL LEAKAGE FROM WORK EQUIPMENT CYLINDER 30-167
BLEED AIR IN WORK EQUIPMENT CYLINDERS 30-170
WORK EQUIPMENT 30-171
SHIM ADJUSTMENT OF CENTER BALL 30-171
TEST AND ADJUST PLAY OF BLADE ELECTRIC LEVER 30-172
CAB AND ITS ATTACHMENTS 30-182
TEST AND ADJUST OPERATOR’S CAB 30-182
ELECTRICAL SYSTEM 30-187
SET AND OPERATE MACHINE MONITOR 30-187
START UP KOMTRAX SYSTEM 30-322
ADJUST AFTER REPLACEMENT OF HST CONTROLLER 30-329
ADJUST AFTER REPLACEMENT OF ELECTRIC AND HYDRAULIC EQUIPMENT 30-335
ADJUST REARVIEW CAMERA ANGLE 30-337
ENGINE CONTROLLER VOLTAGE CIRCUIT 30-338
BATTERY DISCONNECT SWITCH 30-339
TEST DIODES 30-340
ICT SYSTEM 30-341
TEST AND ADJUST ICT RELATED DEVICES 30-341
SET AND OPERATE CONTROL BOX 30-343
MACHINE CALIBRATION 30-344
OPERATE PITCH ROD CALIBRATION 30-365
INPUT WEAR AMOUNT OF BLADE EDGE AND TRACK SHOE 30-367
RESET CYLINDER STROKE END 30-368
OPERATE MANUAL MACHINE CALIBRATION 30-370
CHECK AND ADJUST BLADE ELEVATION 30-372
TEST STROKE SENSOR FOR LIFT CYLINDER 30-375
TEST STROKE SENSOR FOR TILT CYLINDER 30-377
TEST STROKE SENSOR FOR ANGLE CYLINDER 30-379
TEST AND ADJUST RESET SENSOR FOR LIFT CYLINDER 30-381
ADJUST WHEN WORK EQUIPMENT CONTROLLER IS REPLACED 30-383
ADJUST AFTER REPLACEMENT OF IMU SENSOR 30-386
ADJUST WHEN ICT RELATED DEVICES ARE REPAIRED OR REPLACED 30-387
Pm-CLINIC 30-389
Pm CLINIC SERVICE 30-389
40 TROUBLESHOOTING 40-1
CONTENTS 40-2
RELATED INFORMATION ON TROUBLESHOOTING 40-15
GENERAL TROUBLESHOOTING POINTS 40-15
TROUBLESHOOTING POINTS FOR UREA SCR SYSTEM 40-16
SEQUENCE OF EVENTS IN TROUBLESHOOTING 40-28
CHECKS BEFORE TROUBLESHOOTING 40-30
INSPECTION PROCEDURE BEFORE TROUBLESHOOTING 40-32
TESTING IN ACCORDANCE WITH TESTING PROCEDURE 40-34
CONNECT ADAPTER TO TROUBLESHOOT CONTROLLER 40-57
PROCEDURE FOR TROUBLESHOOTING 40-67
INFORMATION DESCRIBED IN TROUBLESHOOTING TABLE 40-69
TROUBLESHOOTING METHOD FOR OPEN CIRCUIT IN WIRING HARNESS OF PRESSURE SENSOR
SYSTEM 40-71
CONNECTORS LIST 40-74
CONNECTOR LAYOUT 40-84
CONNECTOR CONTACT IDENTIFICATION 40-93
T-BRANCH BOX AND T-BRANCH ADAPTER TABLE 40-135
FUSE LOCATION TABLE 40-141
PRECAUTIONS FOR CLEANING AND REPLACING KDPF (KCSF and KDOC) 40-145
PREPARATION OF SHORT CIRCUIT ELECTRICAL CONNECTOR (FOR FAILURE CODES [CA1883]
AND [CA3135]) 40-149
FAILURE CODES TABLE 40-151
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-5
TROUBLESHOOTING BY FAILURE CODE (DISPLAY OF CODE) 40-174
FAILURE CODE [6091NX] 40-174
FAILURE CODE [989L00] 40-176
FAILURE CODE [989M00] 40-177
FAILURE CODE [989N00] 40-178
FAILURE CODE [A1U0N3] 40-179
FAILURE CODE [A1U0N4] 40-181
FAILURE CODE [A900FR] 40-183
FAILURE CODE [A900N6] 40-184
FAILURE CODE [A900NY] 40-185
FAILURE CODE [AA10NX] 40-186
FAILURE CODE [AB00KE] 40-188
FAILURE CODE [AQ10N3] 40-190
FAILURE CODE [AS00N3] 40-192
FAILURE CODE [AS00R2] 40-194
FAILURE CODE [AS00R3] 40-195
FAILURE CODE [AS00R4] 40-196
FAILURE CODE [AS00R5] 40-197
FAILURE CODE [AS00R6] 40-198
FAILURE CODE [AS00ZK] 40-199
FAILURE CODE [AS10KM] 40-200
FAILURE CODE [AS10NR] 40-201
FAILURE CODE [AS10NT] 40-202
FAILURE CODE [B@BAZG] 40-203
FAILURE CODE [B@BCNS] 40-204
FAILURE CODE [B@BCQA] 40-205
FAILURE CODE [B@BCZK] 40-207
FAILURE CODE [CA115] 40-209
FAILURE CODE [CA122] 40-210
FAILURE CODE [CA123] 40-213
FAILURE CODE [CA131] 40-216
FAILURE CODE [CA132] 40-218
FAILURE CODE [CA144] 40-220
FAILURE CODE [CA145] 40-223
FAILURE CODE [CA153] 40-225
FAILURE CODE [CA154] 40-228
FAILURE CODE [CA187] 40-231
FAILURE CODE [CA221] 40-233
FAILURE CODE [CA222] 40-235
FAILURE CODE [CA227] 40-237
FAILURE CODE [CA234] 40-238
FAILURE CODE [CA238] 40-239
FAILURE CODE [CA239] 40-241
FAILURE CODE [CA249] 40-243
FAILURE CODE [CA256] 40-245
FAILURE CODE [CA271] 40-247
FAILURE CODE [CA272] 40-249
FAILURE CODE [CA281] 40-251
FAILURE CODE [CA322] 40-252
FAILURE CODE [CA323] 40-254
FAILURE CODE [CA324] 40-256
FAILURE CODE [CA325] 40-258
FAILURE CODE [CA331] 40-260
FAILURE CODE [CA332] 40-262
FAILURE CODE [CA343] 40-264
FAILURE CODE [CA351] 40-265
FAILURE CODE [CA352] 40-266
FAILURE CODE [CA356] 40-269
INDEX 00 INDEX AND FOREWORD
00-6 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
FAILURE CODE [CA357] 40-271
FAILURE CODE [CA386] 40-273
FAILURE CODE [CA428] 40-274
FAILURE CODE [CA429] 40-276
FAILURE CODE [CA435] 40-278
FAILURE CODE [CA441] 40-280
FAILURE CODE [CA442] 40-283
FAILURE CODE [CA449] 40-284
FAILURE CODE [CA451] 40-288
FAILURE CODE [CA452] 40-291
FAILURE CODE [CA515] 40-293
FAILURE CODE [CA516] 40-295
FAILURE CODE [CA553] 40-297
FAILURE CODE [CA555] 40-298
FAILURE CODE [CA556] 40-299
FAILURE CODE [CA559] 40-300
FAILURE CODE [CA595] 40-304
FAILURE CODE [CA687] 40-305
FAILURE CODE [CA689] 40-307
FAILURE CODE [CA691] 40-312
FAILURE CODE [CA692] 40-314
FAILURE CODE [CA697] 40-316
FAILURE CODE [CA698] 40-317
FAILURE CODE [CA731] 40-318
FAILURE CODE [CA778] 40-320
FAILURE CODE [CA1117] 40-325
FAILURE CODE [CA1664] 40-326
FAILURE CODE [CA1669] 40-329
FAILURE CODE [CA1673] 40-330
FAILURE CODE [CA1677] 40-331
FAILURE CODE [CA1678] 40-332
FAILURE CODE [CA1682] 40-333
FAILURE CODE [CA1683] 40-338
FAILURE CODE [CA1684] 40-340
FAILURE CODE [CA1686] 40-342
FAILURE CODE [CA1691] 40-343
FAILURE CODE [CA1694] 40-346
FAILURE CODE [CA1695] 40-349
FAILURE CODE [CA1696] 40-350
FAILURE CODE [CA1712] 40-352
FAILURE CODE [CA1713] 40-355
FAILURE CODE [CA1714] 40-357
FAILURE CODE [CA1715] 40-358
FAILURE CODE [CA1776] 40-359
FAILURE CODE [CA1777] 40-362
FAILURE CODE [CA1843] 40-365
FAILURE CODE [CA1844] 40-367
FAILURE CODE [CA1879] 40-370
FAILURE CODE [CA1881] 40-372
FAILURE CODE [CA1883] 40-374
FAILURE CODE [CA1885] 40-378
FAILURE CODE [CA1887] 40-380
FAILURE CODE [CA1921] 40-382
FAILURE CODE [CA1922] 40-385
FAILURE CODE [CA1942] 40-390
FAILURE CODE [CA1993] 40-391
FAILURE CODE [CA2185] 40-394
FAILURE CODE [CA2186] 40-395
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-7
FAILURE CODE [CA2249] 40-397
FAILURE CODE [CA2265] 40-398
FAILURE CODE [CA2266] 40-400
FAILURE CODE [CA2271] 40-402
FAILURE CODE [CA2272] 40-405
FAILURE CODE [CA2311] 40-408
FAILURE CODE [CA2349] 40-409
FAILURE CODE [CA2353] 40-412
FAILURE CODE [CA2357] 40-414
FAILURE CODE [CA2381] 40-415
FAILURE CODE [CA2382] 40-418
FAILURE CODE [CA2383] 40-421
FAILURE CODE [CA2386] 40-424
FAILURE CODE [CA2387] 40-426
FAILURE CODE [CA2555] 40-427
FAILURE CODE [CA2556] 40-430
FAILURE CODE [CA2637] 40-433
FAILURE CODE [CA2639] 40-435
FAILURE CODE [CA2771] 40-438
FAILURE CODE [CA2777] 40-444
FAILURE CODE [CA2976] 40-447
FAILURE CODE [CA3133] 40-449
FAILURE CODE [CA3134] 40-451
FAILURE CODE [CA3135] 40-453
FAILURE CODE [CA3142] 40-457
FAILURE CODE [CA3143] 40-458
FAILURE CODE [CA3144] 40-459
FAILURE CODE [CA3146] 40-461
FAILURE CODE [CA3147] 40-462
FAILURE CODE [CA3148] 40-463
FAILURE CODE [CA3151] 40-465
FAILURE CODE [CA3165] 40-471
FAILURE CODE [CA3229] 40-473
FAILURE CODE [CA3231] 40-475
FAILURE CODE [CA3232] 40-477
FAILURE CODE [CA3235] 40-481
FAILURE CODE [CA3239] 40-483
FAILURE CODE [CA3241] 40-486
FAILURE CODE [CA3242] 40-489
FAILURE CODE [CA3251] 40-492
FAILURE CODE [CA3253] 40-494
FAILURE CODE [CA3254] 40-497
FAILURE CODE [CA3255] 40-500
FAILURE CODE [CA3256] 40-502
FAILURE CODE [CA3311] 40-504
FAILURE CODE [CA3312] 40-506
FAILURE CODE [CA3313] 40-509
FAILURE CODE [CA3314] 40-510
FAILURE CODE [CA3315] 40-511
FAILURE CODE [CA3316] 40-513
FAILURE CODE [CA3317] 40-514
FAILURE CODE [CA3318] 40-515
FAILURE CODE [CA3319] 40-517
FAILURE CODE [CA3321] 40-518
FAILURE CODE [CA3322] 40-520
FAILURE CODE [CA3419] 40-522
FAILURE CODE [CA3421] 40-524
FAILURE CODE [CA3497] 40-526
INDEX 00 INDEX AND FOREWORD
00-8 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
FAILURE CODE [CA3498] 40-527
FAILURE CODE [CA3543] 40-528
FAILURE CODE [CA3545] 40-534
FAILURE CODE [CA3547] 40-536
FAILURE CODE [CA3558] 40-537
FAILURE CODE [CA3559] 40-539
FAILURE CODE [CA3562] 40-541
FAILURE CODE [CA3563] 40-543
FAILURE CODE [CA3567] 40-546
FAILURE CODE [CA3568] 40-550
FAILURE CODE [CA3571] 40-557
FAILURE CODE [CA3572] 40-559
FAILURE CODE [CA3574] 40-561
FAILURE CODE [CA3575] 40-564
FAILURE CODE [CA3577] 40-566
FAILURE CODE [CA3578] 40-568
FAILURE CODE [CA3582] 40-570
FAILURE CODE [CA3583] 40-577
FAILURE CODE [CA3596] 40-579
FAILURE CODE [CA3649] 40-582
FAILURE CODE [CA3681] 40-584
FAILURE CODE [CA3682] 40-587
FAILURE CODE [CA3713] 40-589
FAILURE CODE [CA3717] 40-592
FAILURE CODE [CA3718] 40-593
FAILURE CODE [CA3725] 40-594
FAILURE CODE [CA3741] 40-597
FAILURE CODE [CA3748] 40-598
FAILURE CODE [CA3751] 40-600
FAILURE CODE [CA3755] 40-602
FAILURE CODE [CA3866] 40-604
FAILURE CODE [CA3867] 40-608
FAILURE CODE [CA3868] 40-611
FAILURE CODE [CA3899] 40-615
FAILURE CODE [CA3911] 40-617
FAILURE CODE [CA3912] 40-621
FAILURE CODE [CA3932] 40-623
FAILURE CODE [CA3933] 40-625
FAILURE CODE [CA3934] 40-627
FAILURE CODE [CA3935] 40-630
FAILURE CODE [CA3936] 40-632
FAILURE CODE [CA4151] 40-634
FAILURE CODE [CA4152] 40-638
FAILURE CODE [CA4155] 40-642
FAILURE CODE [CA4156] 40-645
FAILURE CODE [CA4157] 40-648
FAILURE CODE [CA4158] 40-650
FAILURE CODE [CA4159] 40-651
FAILURE CODE [CA4161] 40-652
FAILURE CODE [CA4162] 40-655
FAILURE CODE [CA4163] 40-658
FAILURE CODE [CA4164] 40-660
FAILURE CODE [CA4165] 40-662
FAILURE CODE [CA4166] 40-664
FAILURE CODE [CA4168] 40-666
FAILURE CODE [CA4169] 40-669
FAILURE CODE [CA4171] 40-671
FAILURE CODE [CA4249] 40-674
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-9
FAILURE CODE [CA4251] 40-676
FAILURE CODE [CA4259] 40-678
FAILURE CODE [CA4261] 40-681
FAILURE CODE [CA4277] 40-684
FAILURE CODE [CA4281] 40-688
FAILURE CODE [CA4459] 40-691
FAILURE CODE [CA4461] 40-694
FAILURE CODE [CA4731] 40-697
FAILURE CODE [CA4732] 40-698
FAILURE CODE [CA4739] 40-699
FAILURE CODE [CA4768] 40-700
FAILURE CODE [CA4769] 40-702
FAILURE CODE [CA4842] 40-705
FAILURE CODE [CA4952] 40-709
FAILURE CODE [CA5115] 40-711
FAILURE CODE [CA5179] 40-714
FAILURE CODE [CA5181] 40-716
FAILURE CODE [CA5383] 40-718
FAILURE CODE [D130KA] 40-720
FAILURE CODE [D130KB] 40-723
FAILURE CODE [D130KY] 40-725
FAILURE CODE [D19JKZ] 40-727
FAILURE CODE [D811MC] 40-730
FAILURE CODE [D862KA] 40-731
FAILURE CODE [D8ALKA] 40-733
FAILURE CODE [D8ALKB] 40-735
FAILURE CODE [D8AQKR] 40-737
FAILURE CODE [D8ARKR] 40-739
FAILURE CODE [D8G1KT] 40-741
FAILURE CODE [D8G6KT] 40-742
FAILURE CODE [DAF0MB] 40-743
FAILURE CODE [DAF0MC] 40-744
FAILURE CODE [DAF8KB] 40-745
FAILURE CODE [DAF9KQ] 40-746
FAILURE CODE [DAFGMC] 40-747
FAILURE CODE [DAFLKA] 40-748
FAILURE CODE [DAFLKB] 40-750
FAILURE CODE [DAFQKR] 40-753
FAILURE CODE [DAJ000] 40-754
FAILURE CODE [DAJ0KQ] 40-755
FAILURE CODE [DAJ0KT] 40-756
FAILURE CODE [DAJ0MC] 40-757
FAILURE CODE [DAJ1KK] 40-758
FAILURE CODE [DAJ2KK] 40-760
FAILURE CODE [DAJ5KK] 40-762
FAILURE CODE [DAJ6KK] 40-765
FAILURE CODE [DAJLKA] 40-767
FAILURE CODE [DAJLKB] 40-769
FAILURE CODE [DAJPMA] 40-771
FAILURE CODE [DAJQKR] 40-772
FAILURE CODE [DAJRKR] 40-773
FAILURE CODE [DB2QKR] 40-774
FAILURE CODE [DB2RKR] 40-779
FAILURE CODE [DB90KT] 40-785
FAILURE CODE [DB90MC] 40-786
FAILURE CODE [DB91KK] 40-787
FAILURE CODE [DB92KK] 40-789
FAILURE CODE [DB95KK] 40-791
INDEX 00 INDEX AND FOREWORD
00-10 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
FAILURE CODE [DB97KK] 40-793
FAILURE CODE [DB99KQ] 40-795
FAILURE CODE [DB9LKA] 40-796
FAILURE CODE [DB9LKB] 40-798
FAILURE CODE [DB9QKR] 40-800
FAILURE CODE [DB9RKR] 40-801
FAILURE CODE [DBU0KR] 40-802
FAILURE CODE [DBUSKR] 40-803
FAILURE CODE [DBUTKA] 40-808
FAILURE CODE [DBUTKN] 40-809
FAILURE CODE [DBUTMA] 40-811
FAILURE CODE [DBUUKA] 40-812
FAILURE CODE [DBUUKN] 40-813
FAILURE CODE [DD12KA] 40-815
FAILURE CODE [DD12KB] 40-817
FAILURE CODE [DD13KA] 40-819
FAILURE CODE [DD13KB] 40-821
FAILURE CODE [DD14KA] 40-823
FAILURE CODE [DD14KB] 40-826
FAILURE CODE [DDKAKA] 40-829
FAILURE CODE [DDKAKB] 40-831
FAILURE CODE [DDKFL4] 40-833
FAILURE CODE [DDKGL4] 40-835
FAILURE CODE [DDKQKA] 40-837
FAILURE CODE [DDKQKB] 40-839
FAILURE CODE [DDKRKA] 40-841
FAILURE CODE [DDKRKB] 40-843
FAILURE CODE [DDKHKA] 40-845
FAILURE CODE [DDKHKB] 40-847
FAILURE CODE [DDNLKA] 40-849
FAILURE CODE [DDNLKB] 40-852
FAILURE CODE [DDP6KA] 40-855
FAILURE CODE [DDP6KB] 40-858
FAILURE CODE [DDP6MA] 40-860
FAILURE CODE [DDU1FS] 40-862
FAILURE CODE [DDU1KA] 40-864
FAILURE CODE [DDU1KY] 40-867
FAILURE CODE [DFA4KX] 40-869
FAILURE CODE [DFA4KZ] 40-870
FAILURE CODE [DFA4L8] 40-871
FAILURE CODE [DFA5KA] 40-872
FAILURE CODE [DFA5KB] 40-874
FAILURE CODE [DFA6KA] 40-876
FAILURE CODE [DFA6KB] 40-878
FAILURE CODE [DFA7KX] 40-880
FAILURE CODE [DFA7KZ] 40-881
FAILURE CODE [DFA7L8] 40-882
FAILURE CODE [DFA8KA] 40-883
FAILURE CODE [DFA8KB] 40-886
FAILURE CODE [DFA9KA] 40-888
FAILURE CODE [DFA9KB] 40-891
FAILURE CODE [DFAAKX] 40-893
FAILURE CODE [DFAAKZ] 40-894
FAILURE CODE [DFAAL8] 40-895
FAILURE CODE [DFABKA] 40-896
FAILURE CODE [DFABKY] 40-899
FAILURE CODE [DFACKA] 40-901
FAILURE CODE [DFACKY] 40-904
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-11
FAILURE CODE [DGS1KA] 40-906
FAILURE CODE [DGS1KX] 40-909
FAILURE CODE [DH21KA] 40-910
FAILURE CODE [DH21KB] 40-912
FAILURE CODE [DHA4KA] 40-914
FAILURE CODE [DHAAMA] 40-916
FAILURE CODE [DHACMA] 40-918
FAILURE CODE [DHH7KA] 40-920
FAILURE CODE [DHH7KB] 40-922
FAILURE CODE [DHH8KA] 40-924
FAILURE CODE [DHH8KB] 40-926
FAILURE CODE [DHH9KA] 40-928
FAILURE CODE [DHH9KB] 40-930
FAILURE CODE [DHHAKA] 40-932
FAILURE CODE [DHHAKB] 40-935
FAILURE CODE [DHZ1KX] 40-937
FAILURE CODE [DK30KA] 40-939
FAILURE CODE [DK30KB] 40-942
FAILURE CODE [DK30KX] 40-944
FAILURE CODE [DK30KZ] 40-945
FAILURE CODE [DK30L8] 40-946
FAILURE CODE [DK31KA] 40-947
FAILURE CODE [DK31KB] 40-950
FAILURE CODE [DK40KA] 40-952
FAILURE CODE [DK40KB] 40-955
FAILURE CODE [DK55KX] 40-957
FAILURE CODE [DK55KZ] 40-958
FAILURE CODE [DK55L8] 40-959
FAILURE CODE [DK56KA] 40-960
FAILURE CODE [DK56KB] 40-963
FAILURE CODE [DK57KA] 40-965
FAILURE CODE [DK57KB] 40-968
FAILURE CODE [DK80KR] 40-970
FAILURE CODE [DK80KT] 40-973
FAILURE CODE [DKS0L8] 40-976
FAILURE CODE [DKS1KA] 40-977
FAILURE CODE [DKS1KB] 40-979
FAILURE CODE [DKS2KA] 40-981
FAILURE CODE [DKS2KB] 40-983
FAILURE CODE [DKS3KA] 40-985
FAILURE CODE [DKS3KB] 40-987
FAILURE CODE [DKS3MB] 40-989
FAILURE CODE [DKS4L8] 40-991
FAILURE CODE [DKS5KA] 40-992
FAILURE CODE [DKS5KB] 40-994
FAILURE CODE [DKS6KA] 40-996
FAILURE CODE [DKS6KB] 40-998
FAILURE CODE [DKS7MB] 40-1000
FAILURE CODE [DKSCL8] 40-1001
FAILURE CODE [DKSDKA] 40-1002
FAILURE CODE [DKSDKB] 40-1004
FAILURE CODE [DKSEKA] 40-1006
FAILURE CODE [DKSEKB] 40-1008
FAILURE CODE [DKSFMB] 40-1010
FAILURE CODE [DLM0KX] 40-1011
FAILURE CODE [DLM1KA] 40-1012
FAILURE CODE [DLM1KB] 40-1014
FAILURE CODE [DLM1MA] 40-1016
INDEX 00 INDEX AND FOREWORD
00-12 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
FAILURE CODE [DLM2KA] 40-1017
FAILURE CODE [DLM2KB] 40-1019
FAILURE CODE [DLM2MA] 40-1021
FAILURE CODE [DLM3KA] 40-1022
FAILURE CODE [DLM3KB] 40-1024
FAILURE CODE [DLM3MB] 40-1026
FAILURE CODE [DN21FS] 40-1027
FAILURE CODE [DR21KX] 40-1029
FAILURE CODE [DR31KX] 40-1030
FAILURE CODE [DV20KB] 40-1031
FAILURE CODE [DW4BKA] 40-1033
FAILURE CODE [DW4BKB] 40-1035
FAILURE CODE [DW4BKY] 40-1037
FAILURE CODE [DW7BKA] 40-1039
FAILURE CODE [DW7BKB] 40-1041
FAILURE CODE [DW7EKA] 40-1043
FAILURE CODE [DW7EKB] 40-1046
FAILURE CODE [DW7EKY] 40-1049
FAILURE CODE [DWH1KA] 40-1051
FAILURE CODE [DWH1KB] 40-1053
FAILURE CODE [DWN5KA] 40-1055
FAILURE CODE [DWN5KB] 40-1057
FAILURE CODE [DWN5KY] 40-1059
FAILURE CODE [DXA4KA] 40-1061
FAILURE CODE [DXA4KB] 40-1063
FAILURE CODE [DXA4KY] 40-1065
FAILURE CODE [DXA5KA] 40-1067
FAILURE CODE [DXA5KB] 40-1069
FAILURE CODE [DXA5KY] 40-1071
FAILURE CODE [DXA6KA] 40-1073
FAILURE CODE [DXA6KB] 40-1075
FAILURE CODE [DXA6KY] 40-1077
FAILURE CODE [DXA7KA] 40-1079
FAILURE CODE [DXA7KB] 40-1081
FAILURE CODE [DXA7KY] 40-1083
FAILURE CODE [DXE0KA] 40-1085
FAILURE CODE [DXE0KB] 40-1087
FAILURE CODE [DXE0KY] 40-1088
FAILURE CODE [DXHRKA] 40-1090
FAILURE CODE [DXHRKB] 40-1092
FAILURE CODE [DXHRKY] 40-1094
FAILURE CODE [DXHSKA] 40-1096
FAILURE CODE [DXHSKB] 40-1098
FAILURE CODE [DXHSKY] 40-1100
FAILURE CODE [DXHTKA] 40-1102
FAILURE CODE [DXHTKB] 40-1104
FAILURE CODE [DXHTKY] 40-1106
FAILURE CODE [DXHUKA] 40-1108
FAILURE CODE [DXHUKB] 40-1110
FAILURE CODE [DXHUKY] 40-1112
FAILURE CODE [DXHWKA] 40-1114
FAILURE CODE [DXHWKB] 40-1116
FAILURE CODE [DXHWKY] 40-1117
FAILURE CODE [DXHXKA] 40-1119
FAILURE CODE [DXHXKB] 40-1121
FAILURE CODE [DXHXKY] 40-1122
FAILURE CODE [DXJ4KA] 40-1124
FAILURE CODE [DXJ4KB] 40-1126
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-13
FAILURE CODE [DXJAKA] 40-1128
FAILURE CODE [DXJAKB] 40-1130
FAILURE CODE [DXJAKY] 40-1132
FAILURE CODE [DXJCKA] 40-1134
FAILURE CODE [DXJCKB] 40-1136
FAILURE CODE [DXJCKY] 40-1138
FAILURE CODE [DXJDKA] 40-1140
FAILURE CODE [DXJDKB] 40-1142
FAILURE CODE [DXJDKY] 40-1144
FAILURE CODE [DXK1KA] 40-1146
FAILURE CODE [DXK1KB] 40-1148
FAILURE CODE [DXK1KY] 40-1150
FAILURE CODE [DXK2KA] 40-1152
FAILURE CODE [DXK2KB] 40-1154
FAILURE CODE [DXK2KY] 40-1156
FAILURE CODE [F313KA] 40-1158
FAILURE CODE [F313KB] 40-1160
FAILURE CODE [F318KB] 40-1161
FAILURE CODE [F318KY] 40-1163
FAILURE CODE [F7A0KQ] 40-1164
FAILURE CODE [F7A0KT] 40-1165
FAILURE CODE [F7A1KK] 40-1166
FAILURE CODE [F7ALKB] 40-1169
FAILURE CODE [F7AQKR] 40-1171
FAILURE CODE [F7ASKA] 40-1172
FAILURE CODE [FE0AKA] 40-1174
FAILURE CODE [M620KA] 40-1176
FAILURE CODE [M620KB] 40-1178
FAILURE CODE [M620KY] 40-1179
TROUBLESHOOTING OF ELECTRICAL SYSTEM (E-MODE) 40-1181
E-1 ENGINE DOES NOT START (ENGINE DOES NOT CRANK) 40-1181
E-2 MANUAL PREHEATING SYSTEM DOES NOT WORK 40-1187
E-3 AUTOMATIC PREHEATING SYSTEM DOES NOT OPERATE 40-1190
E-4 WHILE PREHEATING IS WORKING, PREHEATING MONITOR DOES NOT LIGHT UP 40-1192
E-5 WHEN STARTING SWITCH IS TURNED TO ON POSITION, MACHINE MONITOR DISPLAYS
NOTHING 40-1194
E-6 WHEN STARTING SWITCH IS TURNED TO ON POSITION (WITH ENGINE STOPPED), BASIC
CHECK MONITOR LIGHTS UP 40-1197
E-7 AIR CLEANER CLOGGING MONITOR LIGHTS UP IN YELLOW WHILE ENGINE IS RUNNING
40-1198
E-8 CHARGE LEVEL MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 40-1199
E-9 ENGINE COOLANT TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1200
E-10 ENGINE OIL PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING 40-1201
E-11 HST CHARGE PRESSURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1202
E-12 HYDRAULIC OIL TEMPERATURE MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1203
E-13 HST OIL FILTER CLOGGING MONITOR LIGHTS UP IN RED WHILE ENGINE IS RUNNING
40-1204
E-14 ENGINE COOLANT TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE
40-1205
E-15 AdBlue/DEF LEVEL IS NOT DISPLAYED PROPERLY 40-1206
E-16 FUEL GAUGE DOES NOT SHOW NORMALLY 40-1209
E-17 POWER TRAIN OIL TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE
40-1212
E-18 HYDRAULIC OIL TEMPERATURE GAUGE DOES NOT INDICATE CORRECT TEMPERATURE
40-1213
INDEX 00 INDEX AND FOREWORD
00-14 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
E-19 OPERATION MODE DOES NOT CHANGE 40-1214
E-20 OPERATING CUSTOMIZE SWITCH DOES NOT DISPLAY CUSTOMIZE SCREEN 40-1215
E-21 MODIFYING SETTING ON CUSTOMIZE SCREEN DOES NOT CHANGE SETTING OF MACHINE
40-1216
E-22 SERVICE METER IS NOT DISPLAYED, WHILE STARTING SWITCH IS IN OFF POSITION
40-1217
E-23 SERVICE MODE CANNOT BE SELECTED 40-1218
E-24 WORK EQUIPMENT CANNOT BE OPERATED 40-1219
E-25 FOOT HEATER DOES NOT OPERATE 40-1221
E-26 HORN DOES NOT MAKE SOUND 40-1227
E-27 HORN DOES NOT STOP SOUNDING 40-1229
E-28 BACKUP ALARM DOES NOT MAKE SOUND 40-1230
E-29 BACKUP ALARM DOES NOT STOP 40-1231
E-30 HEADLAMP DOES NOT LIGHT UP 40-1232
E-31 REAR LAMP DOES NOT LIGHT UP 40-1236
E-32 ALL WIPERS DO NOT OPERATE 40-1239
E-33 FRONT WIPER DOES NOT OPERATE 40-1241
E-34 REAR WIPER DOES NOT OPERATE 40-1245
E-35 LEFT DOOR WIPER DOES NOT OPERATE 40-1249
E-36 RIGHT DOOR WIPER DOES NOT OPERATE 40-1253
E-37 FRONT WASHER DOES NOT OPERATE 40-1257
E-38 REAR WASHER DOES NOT OPERATE 40-1259
E-39 LEFT DOOR WASHER DOES NOT OPERATE 40-1261
E-40 RIGHT DOOR WASHER DOES NOT OPERATE 40-1263
E-41 KOMTRAX SYSTEM DOES NOT OPERATE NORMALLY 40-1265
E-42 CONTROL BOX DISPLAYS THE MESSAGE [Waiting for radio link ] 40-1266
E-43 CONTROL BOX DISPLAYS THE MESSAGE [Waiting for satellites ] 40-1268
E-44 CONTROL BOX DISPLAYS THE MESSAGE [GPS receiver not connected !] and [Komatsu Machine
Trouble] 40-1269
E-45 CONTROL BOX DISPLAYS THE MESSAGE [Komatsu Machine Trouble] 40-1270
E-46 CONTROL BOX DISPLAYS THE MESSAGE [Waiting to initialize ] 40-1271
E-47 CONTROL BOX DISPLAYS THE MESSAGE [System initializing] 40-1272
E-48 CONTROL BOX DISPLAYS THE MESSAGE [Initializing ] 40-1273
E-49 CONTROL BOX DISPLAYS THE MESSAGE [Connecting to GPS ] 40-1274
E-50 ELEVATION CONTROL KEY ON CONTROL BOX DISPLAYS THE MESSAGE [Low precisions ]
40-1275
E-51 CONTROL BOX DISPLAYS THE MESSAGE [Heading Initializing] 40-1276
E-52 CONTROL BOX DISPLAYS THE MESSAGE [Out of design area ] 40-1277
E-53 CONTROL BOX DISPLAYS THE MESSAGE [No GPS localization ] 40-1278
E-54 CONTROL BOX DISPLAYS THE MESSAGE [Loading Design Surface data ] 40-1279
E-55 CONTROL BOX DISPLAYS THE MESSAGE [Design Surface data invalid] 40-1280
E-56 CONTROL BOX DISPLAYS THE MESSAGE [Starting switch is OFF] 40-1281
E-57 CONTROL BOX DISPLAYS THE MESSAGE [Waiting for satellites ] and [Komatsu Machine
Trouble] 40-1283
E-58 CONTROL BOX CANNOT BE TURNED ON 40-1284
E-59 CONTROL BOX DOES NOT DISPLAY INTELLIGENT MACHINE CONTROL SCREEN 40-1286
E-60 CONTROL BOX DOES NOT DISPLAY BULLDOZER IMAGE 40-1287
E-61 CONTROL BOX DOES NOT DISPLAY DESIGN SURFACE 40-1288
E-62 CONTROL BOX TOUCH PANEL DOES NOT RESPOND 40-1289
E-63 CONTROL BOX TOUCH PANEL IS INACCURATE 40-1290
E-64 CYLINDER STROKE RESET INDICATION DOES NOT GO OUT 40-1291
E-65 AUTO OR STRIKETHROUGH IS NOT DISPLAYED WHEN AUTO/MANUAL SWITCH IS PRESSED
(AUTO OR STRIKETHROUGH GOES OUT) 40-1292
E-66 WHEN CHECKING AND ADJUSTING THE BLADE ELEVATION, THE VALUE IS DIFFERENT
FROM ACTUAL MACHINE 40-1294
E-67 BLADE AUTOMATIC LOWER CONTROL DOES NOT START WHILE AUTO IS DISPLAYED
40-1295
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-15
E-68 BLADE AUTOMATIC RAISE CONTROL DOES NOT START WHILE AUTO IS DISPLAYED
40-1296
E-69 BLADE AUTOMATIC CONTROL FUNCTION IS NOT ACTIVATED WHILE AUTO IS DISPLAYED
(BLADE AUTOMATIC CONTROL STOPS) 40-1297
E-70 FINISHED SURFACE IS INACCURATE (THE AVERAGE HEIGHT OF FINISHED SURFACE IS
LOWER THAN DESIGNED SURFACE OR BLADE DOES NOT TOUCH THE SURFACE) 40-1298
E-71 FINISHED SURFACE IS INACCURATE (THE FINISHED SURFACE IS NOT SMOOTH) 40-1299
E-72 FINISHED SURFACE IS INACCURATE (WHEN FINISHING SLOPE HORIZONTALLY, STEPS
ARE MADE IN EACH DIRECTION) 40-1300
E-73 MACHINE CANNOT ESCAPE FROM SHOES SLIP WHILE BLADE AUTOMATIC CONTROL IS
ACTIVATED (SHOES FREQUENTLY SLIPS) 40-1302
E-74 MACHINE SPEED DOES NOT INCREASE WHILE BLADE AUTOMATIC CONTROL IS ACTIVATED
40-1303
E-75 BLADE TILT ANGLE DOES NOT CORRESPOND WITH DESIGN SURFACE WHILE BLADE AUTOMATIC
CONTROL IS ACTIVATED 40-1304
E-76 BLADE TILTS WHILE BLADE AUTOMATIC CONTROL IS ACTIVATED 40-1306
E-77 EVEN AFTER LIFT LAYER CONTROL IS ACTIVATED, MEASURED LIFT LAYER TERRAIN
SHAPE DOES NOT CORRESPOND WITH THE ACTUAL TERRAIN 40-1308
E-78 THE SURFACE CREATED WITH QUICK SURFACE CREATION FUNCTION IS DIFFERENT
FROM THE ONE IN MACHINE FRONT DIRECTION, BLADE EDGE POSITION 40-1310
E-79 MACHINE DOES NOT TRAVEL STRAIGHT WHILE TILT STEERING CONTROL IS ACTIVATED
40-1311
E-80 CONTROL BOX KEEPS DISPLAYING PROGRESS BAR IN MACHINE MANUAL CAL SCREEN
40-1312
E-81 ENGINE HUNTING OCCURS WHEN LOWERING THE BLADE WHILE GROUND LINE ASSIST
IS ACTIVATED 40-1313
TROUBLESHOOTING FOR HYDRAULIC AND MECHANICAL SYSTEMS (H MODE) 40-1314
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (H MODE) 40-1314
FAILURE MODE AND CAUSE TABLE 40-1315
H-1 R H AND L H TRACKS CANNOT TRAVEL FORWARD AND REVERSE (NONE OF THE TRAVEL
SYSTEMS OPERATE) 40-1321
H-2 R H OR L H TRACK CANNOT TRAVEL FORWARD AND REVERSE (ONE OF R H OR L H
TRAVEL SYSTEMS CANNOT OPERATE) 40-1323
H-3 R H OR L H TRACK CANNOT TRAVEL FORWARD OR REVERSE (ONLY ONE OF THE TRAVEL
SYSTEMS CANNOT OPERATE IN ONE DIRECTION) 40-1325
H-4 TRAVEL SPEED IS LOW OR POWER IS LOW 40-1327
H-5 SPEED RANGE DOES NOT CHANGE 40-1329
H-6 SHOCK IS LARGE WHEN MACHINE MOVES OFF OR STOPS 40-1330
H-7 TRAVEL DEVIATION IS LARGE 40-1331
H-8 MACHINE DRIFT ON A SLOPE IS LARGE 40-1334
H-9 ENGINE SPEED FALLS LARGELY OR ENGINE STOPS 40-1336
H-10 UNUSUAL NOISE IS HEARD FROM AROUND HST PUMP OR MOTOR 40-1338
H-11 HST OIL TEMPERATURE (HYDRAULIC OIL TEMPERATURE) RISES TOO HIGH 40-1340
H-12 ALL WORK EQUIPMENT SPEED IS LOW OR POWER IS LOW 40-1342
H-13 BLADE LIFT SPEED IS LOW OR POWER IS LOW 40-1343
H-14 BLADE TILT SPEED IS LOW OR POWER IS LOW 40-1345
H-15 BLADE ANGLE SPEED IS LOW OR POWER IS LOW 40-1346
H-16 HYDRAULIC DRIFT OF LIFTED RIPPER IS LARGE 40-1348
H-17 TIME LAG OF BLADE LIFT IS LARGE 40-1349
H-18 HYDRAULIC DRIFT OF LIFTED BLADE IS LARGE 40-1350
H-19 HYDRAULIC DRIFT OF TILTED BLADE IS LARGE 40-1351
H-20 HYDRAULIC DRIFT OF LIFTED RIPPER IS LARGE 40-1352
H-21 UNUSUAL NOISE IS HEARD FROM AROUND WORK EQUIPMENT AND COOLING FAN
PUMP OR CONTROL VALVE 40-1353
H-22 FAN SPEED IS ABNORMAL (TOO HIGH OR LOW, OR DOES NOT ROTATE) 40-1354
H-23 UNUSUAL NOISE IS HEARD FROM AROUND FAN 40-1356
TROUBLESHOOTING OF ENGINE (S-MODE) 40-1357
INFORMATION MENTIONED IN TROUBLESHOOTING TABLE (S MODE) 40-1357
INDEX 00 INDEX AND FOREWORD
00-16 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
S-1 ENGINE DOES NOT CRANK WHEN STARTING SWITCH IS TURNED TO START POSITION
40-1358
S-2 ENGINE CRANKS BUT NO EXHAUST GAS COMES OUT 40-1359
S-3 FUEL IS BEING INJECTED BUT ENGINE DOES NOT START (MISFIRING: ENGINE CRANKS
BUT DOES NOT START) 40-1360
S-4 ENGINE STARTABILITY IS POOR 40-1362
S-5 ENGINE DOES NOT PICK UP SMOOTHLY 40-1364
S-6 ENGINE STOPS DURING OPERATION 40-1366
S-7 ENGINE RUNS ROUGH OR IS UNSTABLE 40-1368
S-8 ENGINE LACKS POWER 40-1369
S-9 KDPF GETS CLOGGED IN A SHORT TIME 40-1371
S-10 ENGINE OIL CONSUMPTION IS EXCESSIVE 40-1373
S-11 OIL BECOMES CONTAMINATED QUICKLY 40-1374
S-12 FUEL CONSUMPTION IS EXCESSIVE 40-1375
S-13 OIL IS IN COOLANT (OR COOLANT SPURTS BACK OR COOLANT LEVEL GOES DOWN)
40-1376
S-14 OIL PRESSURE DROPS 40-1377
S-15 FUEL MIXES INTO ENGINE OIL 40-1379
S-16 WATER MIXES INTO ENGINE OIL (MILKY) 40-1380
S-17 COOLANT TEMPERATURE RISES TOO HIGH (OVERHEATING) 40-1381
S-18 UNUSUAL NOISE IS HEARD 40-1382
S-19 VIBRATION IS EXCESSIVE 40-1383
S-20 AIR CANNOT BE BLED FROM FUEL CIRCUIT 40-1384
S-21 ACTIVE REGENERATION IS EXECUTED FREQUENTLY 40-1385
S-22 ACTIVE REGENERATION TAKES TIME 40-1387
S-23 WHITE SMOKE IS EXHAUSTED DURING ACTIVE REGENERATION 40-1388
S-24 AdBlue/DEF CONSUMPTION IS EXCESSIVE 40-1389
S-25 THERE IS UNUSUAL SMELL (IRRITATING ODOR) 40-1391
S-26 FOREIGN MATERIALS ENTER AdBlue/DEF (AdBlue/DEF INCREASES) 40-1392
50 DISASSEMBLY AND ASSEMBLY 50-1
CONTENTS 50-2
RELATED INFORMATION ON DISASSEMBLY AND ASSEMBLY 50-8
HOW TO READ THIS MANUAL 50-8
COATING MATERIALS LIST 50-10
SPECIAL TOOLS LIST 50-14
SKETCHES OF SPECIAL TOOLS 50-36
PREPARATION 50-47
DRAIN AND ADD COOLANT 50-47
DRAIN AND ADD HYDRAULIC OIL 50-52
DRAIN AND ADD FUEL 50-55
COLLECT AND REFILL REFRIGERANT 50-57
ENGINE AND COOLING SYSTEM 50-59
REMOVE AND INSTALL SUPPLY PUMP ASSEMBLY 50-59
REMOVE AND INSTALL INJECTOR ASSEMBLY 50-68
REMOVE AND INSTALL CYLINDER HEAD ASSEMBLY 50-94
REMOVE AND INSTALL EGR VALVE ASSEMBLY 50-131
REMOVE AND INSTALL EGR COOLER ASSEMBLY 50-134
REMOVE AND INSTALL STARTING MOTOR ASSEMBLY 50-139
REMOVE AND INSTALL ALTERNATOR BELT 50-145
REMOVE AND INSTALL AUTO-TENSIONER 50-149
REMOVE AND INSTALL RADIATOR ASSEMBLY 50-151
REMOVE AND INSTALL HYDRAULIC OIL COOLER ASSEMBLY 50-162
REMOVE AND INSTALL AFTERCOOLER ASSEMBLY 50-171
REMOVE AND INSTALL COOLING FAN DRIVE ASSEMBLY 50-179
REMOVE AND INSTALL COOLING FAN MOTOR ASSEMBLY 50-189
REMOVE AND INSTALL ENGINE AND HST PUMP ASSEMBLY 50-196
REMOVE AND INSTALL ENGINE FRONT OIL SEAL 50-228
REMOVE AND INSTALL ENGINE REAR OIL SEAL 50-239
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-17
REMOVE AND INSTALL ENGINE HOOD ASSEMBLY 50-249
REMOVE AND INSTALL FUEL TANK ASSEMBLY 50-264
REMOVE AND INSTALL AdBlue/DEF TANK ASSEMBLY 50-281
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR FLANGE ASSEMBLY 50-292
REMOVE AND INSTALL AdBlue/DEF TANK SENSOR 50-297
REMOVE AND INSTALL AdBlue/DEF TANK STRAINER 50-306
REMOVE AND INSTALL AdBlue/DEF TANK FILLER PORT FILTER 50-308
REMOVE AND INSTALL KDPF ASSEMBLY 50-311
DISASSEMBLE AND ASSEMBLE KDPF ASSEMBLY 50-323
REMOVE AND INSTALL SCR ASSEMBLY 50-336
REMOVE AND INSTALL KDPF AND SCR ASSEMBLY 50-341
REMOVE AND INSTALL KCCV ASSEMBLY 50-365
REMOVE AND INSTALL VGT ASSEMBLY 50-370
REMOVE AND INSTALL AdBlue/DEF MIXING TUBE 50-377
REMOVE AND INSTALL AdBlue/DEF INJECTOR 50-388
REMOVE AND INSTALL AdBlue/DEF PUMP 50-395
REMOVE AND INSTALL AdBlue/DEF HOSE 50-403
REMOVE AND INSTALL AIR CLEANER ASSEMBLY 50-423
REMOVE AND INSTALL AIR CONDITIONER COMPRESSOR ASSEMBLY 50-428
REMOVE AND INSTALL AIR CONDITIONER CONDENSER ASSEMBLY 50-433
POWER TRAIN 50-442
REMOVE AND INSTALL DAMPER ASSEMBLY 50-442
REMOVE AND INSTALL HST PUMP ASSEMBLY 50-444
REMOVE AND INSTALL HST MOTOR AND FINAL DRIVE ASSEMBLY 50-458
DISASSEMBLE AND ASSEMBLE FINAL DRIVE ASSEMBLY 50-473
UNDERCARRIAGE AND FRAME 50-489
REMOVE AND INSTALL TRACK FRAME ASSEMBLY 50-489
REMOVE AND INSTALL IDLER ASSEMBLY 50-518
DISASSEMBLE AND ASSEMBLE IDLER ASSEMBLY 50-525
REMOVE AND INSTALL RECOIL SPRING ASSEMBLY 50-532
DISASSEMBLE AND ASSEMBLE RECOIL SPRING 50-534
REMOVE AND INSTALL TRACK ROLLER ASSEMBLY 50-540
DISASSEMBLE AND ASSEMBLE TRACK ROLLER ASSEMBLY 50-546
REMOVE AND INSTALL CARRIER ROLLER ASSEMBLY 50-552
DISASSEMBLE AND ASSEMBLE CARRIER ROLLER ASSEMBLY 50-556
REMOVE AND INSTALL PIVOT SHAFT ASSEMBLY 50-560
SEPARATION AND CONNECTION OF TRACK ASSEMBLY 50-565
DISASSEMBLE AND ASSEMBLE TRACK ASSEMBLY GENERALLY 50-571
DISASSEMBLE AND ASSEMBLE PLUS TYPE TRACK ASSEMBLY GENERALLY 50-590
DISASSEMBLE AND ASSEMBLE ONE TRACK LINK ASSEMBLY IN FIELD (TRACK ASSEMBLY)
50-607
DISASSEMBLE AND ASSEMBLE ONE TRACK LINK ASSEMBLY IN FIELD (PLUS TYPE TRACK ASSEMBLY)
50-616
REMOVE AND INSTALL EQUALIZER BAR ASSEMBLY 50-623
DISASSEMBLE AND ASSEMBLE EQUALIZER BAR BUSHING 50-629
REMOVE AND INSTALL SEGMENT TEETH 50-632
HYDRAULIC SYSTEM 50-636
REMOVE AND INSTALL HYDRAULIC TANK ASSEMBLY 50-636
REMOVE AND INSTALL CONTROL VALVE ASSEMBLY 50-650
WORK EQUIPMENT 50-665
REMOVE AND INSTALL RIPPER ASSEMBLY 50-665
REMOVE AND INSTALL BLADE ASSEMBLY 50-691
REMOVE AND INSTALL WORK EQUIPMENT ASSEMBLY 50-700
REMOVE AND INSTALL STROKE AND RESET SENSING BLADE LIFT CYLINDER ASSEMBLY
50-709
DISASSEMBLE AND ASSEMBLE STROKE AND RESET SENSING BLADE LIFT CYLINDER ASSEMBLY
50-715
REMOVE AND INSTALL STROKE SENSING BLADE TILT CYLINDER ASSEMBLY 50-729
INDEX 00 INDEX AND FOREWORD
00-18 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
DISASSEMBLE AND ASSEMBLE STROKE SENSING BLADE TILT CYLINDER ASSEMBLY 50-739
REMOVE AND INSTALL STROKE SENSING BLADE ANGLE CYLINDER ASSEMBLY 50-750
DISASSEMBLE AND ASSEMBLE STROKE SENSING BLADE ANGLE CYLINDER ASSEMBLY50-759
CAB RELATED PARTS 50-770
REMOVE AND INSTALL OPERATOR CAB ASSEMBLY 50-770
REMOVE AND INSTALL OPERATOR CAB GLASS (ADHERED GLASS) 50-793
REMOVE AND INSTALL AIR CONDITIONER UNIT ASSEMBLY 50-801
REMOVE AND INSTALL RECEIVER DRIER 50-813
REMOVE AND INSTALL OPERATOR’S SEAT 50-817
REMOVE AND INSTALL SEATBELT 50-822
REMOVE AND INSTALL FOOT HEATER ASSEMBLY 50-825
DISASSEMBLE AND ASSEMBLE FOOT HEATER ASSEMBLY 50-833
ELECTRICAL SYSTEM 50-838
REMOVE AND INSTALL ENGINE CONTROLLER ASSEMBLY 50-838
REMOVE AND INSTALL HST CONTROLLER ASSEMBLY 50-844
REMOVE AND INSTALL WORK EQUIPMENT CONTROLLER ASSEMBLY 50-847
REMOVE AND INSTALL MACHINE MONITOR ASSEMBLY 50-850
REMOVE AND INSTALL MASS AIR FLOW AND TEMPERATURE SENSOR 50-854
REMOVE AND INSTALL KCCV CRANKCASE PRESSURE SENSOR 50-857
REMOVE AND INSTALL KDPF TEMPERATURE SENSOR 50-860
REMOVE AND INSTALL KDPF DIFFERENTIAL PRESSURE SENSOR 50-867
REMOVE AND INSTALL SCR TEMPERATURE SENSOR 50-872
REMOVE AND INSTALL AMMONIA SENSOR 50-877
REMOVE AND INSTALL SCR OUTLET NOx SENSOR 50-881
REMOVE AND INSTALL REARVIEW CAMERA 50-887
REMOVE AND INSTALL GATEWAY FUNCTION CONTROLLER 50-890
REMOVE AND INSTALL COMMUNICATION ANTENNA 50-894
REMOVE AND INSTALL NAVIGATION CONTROLLER 50-900
REMOVE AND INSTALL CONTROL BOX 50-910
REMOVE AND INSTALL GNSS RECEIVER 50-912
REMOVE AND INSTALL GNSS ANTENNA 50-915
REMOVE AND INSTALL IMU SENSOR 50-925
60 MAINTENANCE STANDARD 60-1
CONTENTS 60-2
EXPLANATION OF TERMS FOR MAINTENANCE STANDARD 60-4
ENGINE AND COOLING SYSTEM 60-6
MAINTENANCE STANDARD OF ENGINE MOUNT 60-6
MAINTENANCE STANDARD OF DAMPER 60-7
MAINTENANCE STANDARD OF COOLING SYSTEM 60-8
MAINTENANCE STANDARD OF COOLING FAN MOTOR 60-9
MAINTENANCE STANDARD OF HYDRAULIC OIL COOLER BYPASS AND HST CHARGE SAFETY
VALVE 60-11
POWER TRAIN 60-12
MAINTENANCE STANDARD OF HST PUMP 60-12
MAINTENANCE STANDARD OF HST CHARGE PUMP 60-15
MAINTENANCE STANDARD OF SERVO VALVE 60-17
MAINTENANCE STANDARD OF HST MOTOR 60-19
MAINTENANCE STANDARD OF FINAL DRIVE 60-20
MAINTENANCE STANDARD OF SPROCKET FOR CONVENTIONAL TYPE TRACK SHOE 60-22
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING FOR CONVENTIONAL
TYPE TRACK SHOE 60-23
MAINTENANCE STANDARD OF SPROCKET FOR PLUS TYPE TRACK SHOE 60-25
MAINTENANCE STANDARD OF SPROCKET TOOTH PROFILE FULL-SCALE DRAWING FOR PLUS
TYPE TRACK SHOE 60-26
UNDERCARRIAGE AND FRAME 60-28
MAINTENANCE STANDARD OF SUSPENSION 60-28
MAINTENANCE STANDARD OF TRACK FRAME AND IDLER CUSHION 60-31
MAINTENANCE STANDARD OF IDLER 60-33
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-19
MAINTENANCE STANDARD OF TRACK ROLLER FOR CONVENTIONAL TYPE TRACK SHOE (SINGLE
FLANGE TYPE) 60-35
MAINTENANCE STANDARD OF TRACK ROLLER FOR CONVENTIONAL TYPE TRACK SHOE
(DOUBLE FLANGE TYPE) 60-36
MAINTENANCE STANDARD OF TRACK ROLLER FOR PLUS TYPE TRACK SHOE (SINGLE
FLANGE TYPE) 60-37
MAINTENANCE STANDARD OF TRACK ROLLER FOR PLUS TYPE TRACK SHOE (DOUBLE
FLANGE TYPE) 60-38
MAINTENANCE STANDARD OF CARRIER ROLLER FOR CONVENTIONAL TYPE TRACK SHOE
60-39
MAINTENANCE STANDARD OF CARRIER ROLLER FOR PLUS TYPE TRACK SHOE 60-40
MAINTENANCE STANDARD OF CONVENTIONAL TYPE TRACK SHOE 60-41
MAINTENANCE STANDARD OF PLUS TYPE TRACK SHOE 60-43
MAINTENANCE STANDARD OF SINGLE SHOE 60-45
MAINTENANCE STANDARD OF SWAMP SHOE 60-46
HYDRAULIC SYSTEM 60-47
MAINTENANCE STANDARD OF HYDRAULIC TANK 60-47
MAINTENANCE STANDARD OF WORK EQUIPMENT AND COOLING FAN PUMP 60-48
MAINTENANCE STANDARD OF CONTROL VALVE 60-50
MAINTENANCE STANDARD OF 5-SPOOL EPC AND SOLENOID VALVE 60-58
MAINTENANCE STANDARD OF ANGLE CONTROL EPC VALVE 60-60
MAINTENANCE STANDARD OF QUICK DROP VALVE 60-61
WORK EQUIPMENT 60-63
MAINTENANCE STANDARD OF FRONT WORK EQUIPMENT 60-63
MAINTENANCE STANDARD OF CUTTING EDGE AND END BIT 60-66
MAINTENANCE STANDARD OF BLADE LIFT CYLINDER 60-67
MAINTENANCE STANDARD OF STROKE SENSING BLADE LIFT CYLINDER 60-68
MAINTENANCE STANDARD OF STROKE SENSING BLADE TILT CYLINDER 60-69
MAINTENANCE STANDARD OF BLADE ANGLE CYLINDER 60-70
MAINTENANCE STANDARD OF STROKE SENSING BLADE ANGLE CYLINDER 60-71
MAINTENANCE STANDARD OF STROKE AND RESET SENSOR FOR BLADE LIFT CYLINDER
60-72
MAINTENANCE STANDARD OF STROKE SENSOR FOR BLADE TILT CYLINDER 60-73
MAINTENANCE STANDARD OF STROKE SENSOR FOR BLADE ANGLE CYLINDER 60-74
MAINTENANCE STANDARD OF FIXED MULTI-SHANK RIPPER 60-75
MAINTENANCE STANDARD OF RIPPER LIFT CYLINDER 60-77
CAB RELATED PARTS 60-78
MAINTENANCE STANDARD OF CAB MOUNT 60-78
ELECTRICAL SYSTEM 60-79
MAINTENANCE STANDARD OF ELECTRIC STEERING LEVER 60-79
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
INDEX 00 INDEX AND FOREWORD
00-20 D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0
CONTROL FUNCTION OF AIR CONDITIONER 80-26
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 80-55
PRECAUTIONS FOR DISCONNECTING AND CONNECTING HOSES AND TUBES IN AIR CONDITIONER
PIPINGS 80-56
HANDLE COMPRESSOR OIL 80-58
90 CIRCUIT DIAGRAMS 90-1
CONTENTS 90-2
HOW TO READ THE CODES FOR ELECTRIC CABLE 90-3
HYDRAULIC CIRCUIT DIAGRAM 90-7
SYMBOLS USED IN HYDRAULIC CIRCUIT DIAGRAM 90-7
HYDRAULIC CIRCUIT DIAGRAM 90-11
HYDRAULIC CIRCUIT DIAGRAM (COMBINATION OF BLADE LOWER, FOWARD, AND COOLING
FAN TURNS NORMALLY) 90-13
HYDRAULIC CIRCUIT DIAGRAM (COMBINATION OF BLADE RAISE, REVERSE, AND COOLING
FAN TURNS NORMALLY) 90-15
ELECTRICAL CIRCUIT DIAGRAM 90-17
SYMBOLS USED IN ELECTRIC CIRCUIT DIAGRAM 90-17
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (1/16) 90-21
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (2/16) 90-23
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (3/16) 90-25
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (4/16) 90-27
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (5/16) 90-29
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (6/16) 90-31
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (7/16) 90-33
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (8/16) 90-35
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (9/16) 90-37
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (10/16) 90-39
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (11/16) 90-41
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (12/16) 90-43
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (13/16) 90-45
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (14/16) 90-47
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (15/16) 90-49
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70002 TO 70281) (16/16) 90-51
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (1/17) 90-53
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (2/17) 90-55
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (3/17) 90-57
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (4/17) 90-59
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (5/17) 90-61
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (6/17) 90-63
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (7/17) 90-65
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (8/17) 90-67
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (9/17) 90-69
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (10/17) 90-71
00 INDEX AND FOREWORD INDEX
D71EXI-24, D71EXI-24E0, D71PXI-24, D71PXI-24E0 00-21
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (11/17) 90-73
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (12/17) 90-75
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (13/17) 90-77
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (14/17) 90-79
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (15/17) 90-81
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (16/17) 90-83
ELECTRICAL CIRCUIT DIAGRAM (APPLICABLE MACHINE: 70282 AND UP) (17/17) 90-85
INDEX 1

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