Complete operator’s manual for Komatsu Bulldozer D20- & D21- series, with all the shop information to maintain & operate.
SEAM101D00 – Bulldozer D20A,P,PL-5 Operation & Maintenance Manual (SN45001&up).pdf
SEAM101D01 – Bulldozer D20A,P,PL,PLL-5 & D20P-5A Operation & Maintenance Manual (SN50001&up).pdf
SEAM000902 – Bulldozer D20AG,PL,PLL-7 & D20P,PG-7A & D21A,AG-7 & D21PG-7A Operation & Maintenance Manual.pdf
SEAM000904 – Bulldozer D20A,PL,PLL-7 & D20P-7A & D21A-7 & D21P-7A Operation & Maintenance Manual.pdf
SEAM000905 – Bulldozer D20A,PL,PLL-7 & D20-7A & D21A-7 & D21P-7A Operation & Maintenance Manual.pdf
SEAM000909T – Bulldozer D20A,PL,PLL-7 & D20P-7A & D21A-7 & D21P-7A Operation & Maintenance Manual.pdf
SEAM025800P – Bulldozer D20A,PL,PLL-7 & D20-7A & D21A-7 & D21P-7A Operation & Maintenance Manual.pdf
SEAM01010601 – Bulldozer D20A,P,PL,PLL-6 & D20P-6A & D21A,E,P,PL-6 & D21P-6A,6B Operation & Maintenance Manual.pdf
SEAM01010603 – Bulldozer D20A,P,PL,PLL-6 & D20P-6A & D21A,E,P,PL-6 & D21P-6A,6B Operation & Maintenance Manual.pdf
SEAM01020603 – Dozer Shovel D20S,Q-6 & D21S,Q-6 & D21S-6A Operation & Maintenance Manual.pdf
TEN00016-01 – Bulldozer GALEO D21A-8 & D21P-8 Operation & Maintenance Manual (SN83001&up).pdf
TEN00269-03 – Bulldozer D21A-8E0 & D21P-8E0 Operation & Maintenance Manual (SN90001&up).pdf
TEN00496-01 – Bulldozer D21A-8E0 & D21P-8E0 Operation & Maintenance Manual (SN90219&up).pdf
Total Pages: 1,021 pages
File Format: PDF
Language: English
SEAM000902 – Bulldozer D20AG,PL,PLL-7 & D20P,PG-7A & D21A,AG-7 & D21PG-7A Operation & Maintenance Manual…2
COVER…2
1. FOREWORD…3
2. SAFETY INFORMATION…4
3. INTRODUCTION…5
4. LOCATION OF PLATES,TABLE TO ENTER SERIAL NO.AND DISTRIBUTOR…6
5. CONTENTS…7
SAFETY…10
6. GENERAL PRECAUTIONS…11
7. PRECAUTIONS DURING OPERATION…16
7.1 BEFORE STARTING ENGINE…16
7.2 OPERATING MACHINE…18
7.3 TRANSPORTATION…21
7.4 BATTERY…22
7.5 TOWING…24
8. PRECAUTIONS FOR MAINTENANCE…25
8.1 BEFORE CARRYING OUT MAINTENANCE…25
8.2 DURING MAINTENANCE…27
9. POSITION FOR ATTACHING SAFETY LABELS…32
OPERATION…34
10. GENERAL VIEW…35
10.1 GENERAL VIEW OF MACHINE…35
10.2 GENERAL VIEW OF CONTROLS AND GAUGES…36
11. EXPLANATION OF COMPONENTS…38
11.1 METERS AND LAMPS…38
11.2 SWITCHES…40
11.3 CONTROL LEVERS AND PEDALS…42
11.4 FUSE BOX…48
12. OPERATION…49
12.1 CHECK BEFORE STARTING ENGINE…49
12A.OPERATION…58
12A.1.4 OPERATIONS AND CHECKS BEFOR STARTING ENGINE…59
12A.2 STARTING ENGINE…61
12A.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…65
12A.4 MOVING MACHINE OFF…66
12A.5 STEERING MACHINE…68
12A.6 STOPPING MACHINE…70
12A.7 SHIFTING GEAR,SHIFTING BETWEEN FORWARD AND REVERSE…71
12A.8 PRECAUTIONS FOR OPERATION…73
12A.9 WORK POSSIBLE USING BULLDOZER…74
12A.10 PARKING MACHINE…75
12A.11 CHECK AFTER FINISHING WORK…76
12A.12 STOPPING ENGINE…77
12A.13 CHECK AFTER STOPPING ENGINE…78
12A.14 LOCKING…78
12B.OPERATION…79
12B1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…80
12B.2 STARTING ENGINE…82
12B.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…85
12B.4 MOVING MACHINE OFF…86
12B.5 SHIFTING GEAR…87
12B.6 SHIFTING BETWEEN FORWARD AND REVERSE…88
12B.7 STEERING MACHINE…89
12B.8 STOPPING MACHINE…91
12B.9 PRECAUTIONS FOR OPERATION…92
12B.10 WORK POSSIBLE USING BULLDOZER…93
12B.11 PARKING MACHINE…94
12B.12 CHECK AFTER FINISHING WORK…95
12B.13 STOPPING ENGINE…96
12B.14 CHECK AFTER STOPPING ENGINE…97
12B.15 LOCKING…97
12.16 TIPS FOR LONGER UNDERCARRIAGE LIFE (STEEL SHOES ONLY)…98
12.17 HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…101
13. TRANSPORTATION…107
13.1 LOADING,UNLOADING WORK…107
13.2 PRECAUTIONS FOR LOADING…108
13.3 PRECAUTIONS FOR TRANSPORTATION…109
14. COLD WEATHER OPERATION…110
14.1 PRECAUTIONS FOR LOW TEMPERATURE…110
14.2 PRECAUTIONS AFTER COMPLETION OF WORK…112
14.3 AFTER COLD WEATHER…112
15. LONG-TERM STORAGE…113
15.1 BEFORE STORAGE…113
15.2 DURING STORAGE…113
15.3 AFTER STORAGE…114
16. TROUBLESHOOTING…115
16.1 AFTER RUNNING OUT OF FUEL…115
16.2 IF BATTERY IS DISCHARGED…116
16.3 OTHER TROUBLE…120
MAINTENANCE…123
17. GUIDES TO MAINTENANCE…124
18. OUTLINES OF SERVICE…127
18.1 OUTLINE OF OIL,FUEL,COOLANT…127
18.2 RELATING TO ELECTRIC SYSTEM…130
19. WEAR PARTS LIST…131
20. USE OF FUEL,COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…132
21. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…136
21.1 INTRODUCTION OF NECESSARY TOOLS…136
21.2 TORQUE LIST…137
22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…138
23. MAINTENACE SCHEDULE CHART…140
24. SERVICE PROCEDURE…143
24.1 INITIAL 250 HOURS SERVICE…143
24.2 WHEN REQUIRED…144
24.3 CHECK BEFORE STARTING…166
24.4 EVERY 50 HOURS SERVICE…172
24.5 EVERY 250 HOURS SERVICE…173
24.6 EVERY 500 HOURS SERVICE…178
24.7 EVERY 1000 HOURS SERVICE…183
24.8 EVERY 2000 HOURS SERVICE…191
24.9 EVERY 4000 HOURS SERVICE…192
SPECIFICATIONS…193
25. SPECIFICATIONS…194
OPTIONS,ATTACHMENTS…201
26. GENERAL PRECAUTIONS…202
26.1 PRECAUTIONS RELATED TO SAFETY…202
27. USING SEAT BELT…203
27.1 SEAT BELT (FOR FIXED TYPE)…203
27.2 SEAT BELT (FOR SUSPENSION TYPE)…205
28. HANDLING SUSPENSION SEAT…207
SEAM000904 – Bulldozer D20A,PL,PLL-7 & D20P-7A & D21A-7 & D21P-7A Operation & Maintenance Manual…208
COVER…208
1.FOREWORD…209
2.SAFETY INFORMATION…210
3.INTRODUCTION…211
4.LOCATION OF PLATES,TABLE TO ENTER SERIAL NO.AND DISTRIBUTOR…212
5.CONTENTS…213
SAFETY…216
6.GENERAL PRECAUTIONS…217
7.PRECAUTIONS DURING OPERATION…222
7.1 BEFORE STARTING ENGINE…222
7.2 OPERATING MACHINE…224
7.3 TRANSPORTATION…227
7.4 BATTERY…228
7.5 TOWING…230
8.PRECAUTIONS FOR MAINTENANCE…231
8.1 BEFORE CARRYING OUT MAINTENANCE…231
8.2 DURING MAINTENANCE…233
9.POSITION FOR ATTACHING SAFETY LABELS…238
OPERATION…240
10.GENERAL VIEW…241
10.1 GENERAL VIEW OF MACHINE…241
10.2 GENERAL VIEW OF CONTROLS AND GAUGES…242
11.EXPLANATION OF COMPONENTS…244
11.1 METERS AND LAMPS…244
11.2 SWITCHES…247
11.3 CONTROL LEVERS AND PEDALS…249
11.4 FUSE BOX…255
12. OPERATION…256
12.1 CHECK BEFORE STARTING ENGINE…256
12A.OPERATION…265
12A.1.4 OPERATIONS AND CHECKS BEFOR STARTING ENGINE…266
12A.2 STARTING ENGINE…268
12A.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…272
12A.4 MOVING MACHINE OFF…273
12A.5 STEERING MACHINE…275
12A.6 STOPPING MACHINE…277
12A.7 SHIFTING GEAR,SHIFTING BETWEEN FORWARD AND REVERSE…278
12A.8 PRECAUTIONS FOR OPERATION…280
12A.9 WORK POSSIBLE USING BULLDOZER…281
12A.10 PARKING MACHINE…282
12A.11 CHECK AFTER FINISHING WORK…283
12A.12 STOPPING ENGINE…284
12A.13 CHECK AFTER STOPPING ENGINE…284
12A.14 LOCKING…285
12B.OPERATION…286
12B1.4 OPERATIONS AND CHECKS BEFORE STATING ENGINE…287
12B.2 STARTING ENGINE…289
12B.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…292
12B.4 MOVING MACHINE OFF…293
12B.5 SHIFTING GEAR…294
12B.6 SHIFTING BETWEEN FORWARD AND REVERSE…295
12B.7 STEERING MACHINE…296
12B.8 STOPPING MACHINE…298
12B.9 PRECAUTIONS FOR OPERATION…299
12B.10 WORK POSSIBLE USING BULLDOZER…300
12B.11 PARKING MACHINE…301
12B.12 CHECK AFTER FINISHING WORK…302
12B.13 STOPPING ENGINE…303
12B.14 CHECK AFTER STOPPING ENGINE…303
12B.15 LOCKING…304
12.16 TIPS FOR LONGER UNDERCARRIAGE LIFE (STEEL SHOES ONLY)…305
12.17 HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…308
13.TRANSPORTATION…314
13.1 LOADING,UNLOADING WORK…314
13.2 PRECAUTIONS FOR LOADING…315
13.3 LIFTING MACHINE…316
13.4 PRECAUTIONS FOR TRANSPORTATION…319
14.COLD WEATHER OPERATION…320
14.1 PRECAUTIONS FOR LOW TEMPERATURE…320
14.2 PRECAUTIONS AFTER COMPLETION OF WORK…322
14.3 AFTER COLD WEATHER…322
15.LONG-TERM STORAGE…323
15.1 BEFORE STORAGE…323
15.2 DURING STORAGE…323
15.3 AFTER STORAGE…324
16.TROUBLESHOOTING…325
16.1 AFTER RUNNING OUT OF FUEL…325
16.2 IF BATTERY IS DISCHARGED…326
16.3 OTHER TROUBLE…330
MAINTENANCE…333
17.GUIDES TO MAINTENANCE…334
18.OUTLINES OF SERVICE…337
18.1 OUTLINE OF OIL,FUEL,COOLANT…337
18.2 RELATING TO ELECTRIC SYSTEM…340
19.WEAR PARTS LIST…341
20.USE OF FUEL,COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…342
21.STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…346
21.1 INTRODUCTION OF NECESSARY TOOLS…346
21.2 TORQUE LIST…347
22.PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…348
23.MAINTENACE SCHEDULE CHART…350
24.SERVICE PROCEDURE…353
24.1 INITIAL 250 HOURS SERVICE…353
24.2 WHEN REQUIRED…354
24.3 CHECK BEFORE STARTING…376
24.4 EVERY 50 HOURS SERVICE…382
24.5 EVERY 250 HOURS SERVICE…383
24.6 EVERY 500 HOURS SERVICE…388
24.7 EVERY 1000 HOURS SERVICE…393
24.8 EVERY 2000 HOURS SERVICE…401
24.9 EVERY 4000 HOURS SERVICE…402
SPECIFICATIONS…403
25.SPECIFICATIONS…404
OPTIONS,ATTACHMENTS…411
26.GENERAL PRECAUTIONS…412
26.1 PRECAUTIONS RELATED TO SAFETY…412
27.USING SEAT BELT…413
27.1 SEAT BELT (FOR FIXED TYPE)…413
27.2 SEAT BELT (FOR SUSPENSION TYPE)…415
28.HANDLING SUSPENSION SEAT…417
SEAM000905 – Bulldozer D20A,PL,PLL-7 & D20-7A & D21A-7 & D21P-7A Operation & Maintenance Manual…418
1. FOREWORD…419
2. SAFETY INFORMATION…420
3. INTRODUCTION…421
4. LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…422
5. CONTENTS…423
SAFETY…426
6. GENERAL PRECAUTIONS …427
7. PRECAUTIONS DURING OPERATION …433
7.1 BEFORE STARTING ENGINE …433
7.2 AFTER STARTING ENGINE…435
7.3 TRANSPORTATION …442
7.4 BATTERY …443
7.5 TOWING …445
8. PRECAUTIONS FOR MAINTENANCE …446
8.1 BEFORE CARRYING OUT MAINTENANCE …446
8.2 DURING MAINTENANCE …451
9. POSITION FOR ATTACHING SAFETY LABELS …458
9.1 POSITION FOR ATTACHING SAFETY LABELS …458
OPERATION…460
10. GENERAL VIEW…461
10.1 GENERAL VIEW OF MACHINE…461
10.2 GENERAL VIEW OF CONTROLS AND GAUGES…462
11. EXPLANATION OF COMPONENTS…464
11.1 METERS AND LAMPS…464
11.2 SWITCHES…467
11.3 CONTROL LEVERS AND PEDALS…469
11.4 FUSE BOX …475
11.5 MANUAL POCKET …475
12. OPERATION…476
12.1 CHECK BEFORE STARTING ENGINE…476
12A. OPERATION (ONLY THOSE USING D20A, PL, PLL-7/D20P-7A NEED READ THIS SECTION)…487
12A.1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…488
12A.2 STARTING ENGINE…490
12A.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…494
12A.4 MOVING MACHINE OFF …495
12A.5 STEERING MACHINE…497
12A.6 STOPPING MACHINE…499
12A.7 SHIFTING GEAR, SHIFTING BETWEEN FORWARD AND REVERSE …500
12A.8 PRECAUTIONS FOR OPERATION …502
12A.9 WORK POSSIBLE USING BULLDOZER …503
12A.10 PARKING MACHINE…504
12A.11 CHECK AFTER FINISHING WORK …505
12A.12 STOPPING ENGINE …506
12A.13 CHECK AFTER STOPPING ENGINE …506
12A.14 LOCKING …507
12B. OPERATION (ONLY THOSE USING D21A-7/D21P-7A NEED READ THIS SECTION)…508
12B.1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…509
12B.2 STARTING ENGINE …511
12B.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE …514
12B.4 MOVING MACHINE OFF …515
12B.5 SHIFTING GEAR …516
12B.6 SHIFTING BETWEEN FORWARD AND REVERSE…517
12B.7 STEERING MACHINE …518
12B.8 STOPPING MACHINE …521
12B.9 PRECAUTIONS FOR OPERATION …522
12B.10 WORK POSSIBLE USING BULLDOZER …523
12B.11 PARKING MACHINE …524
12B.12 CHECK AFTER FINISHING WORK …525
12B.13 STOPPING ENGINE …526
12B.14 CHECK AFTER STOPPING ENGINE …526
12B.15 LOCKING …527
12.16 TIPS FOR LONGER UNDERCARRIAGE LIFE (STEEL SHOES ONLY) …528
12.17 HANDLING RUBBER SHOES (RUBBER SHOES ONLY) …531
13. TRANSPORTATION…537
13.1 LOADING, UNLOADING WORK …537
13.2 PRECAUTIONS FOR LOADING …538
13.3 LIFTING MACHINE…539
13.4 PRECAUTIONS FOR TRANSPORTATION…542
14. COLD WEATHER OPERATION…543
14.1 PRECAUTIONS FOR LOW TEMPERATURE …543
14.2 PRECAUTIONS AFTER COMPLETION OF WORK …545
14.3 AFTER COLD WEATHER …545
15. LONG-TERM STORAGE…546
15.1 BEFORE STORAGE …546
15.2 DURING STORAGE …546
15.3 AFTER STORAGE …547
16. TROUBLESHOOTING …548
16.1 AFTER RUNNING OUT OF FUEL …548
16.2 IF BATTERY IS DISCHARGED…549
16.3 OTHER TROUBLE …553
MAINTENANCE…556
17. GUIDES TO MAINTENANCE …557
18. OUTLINES OF SERVICE …560
18.1 OUTLINE OF OIL, FUEL, COOLANT …560
18.2 RELATING TO ELECTRIC SYSTEM …563
19. WEAR PARTS LIST …564
20. USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE …565
21. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…569
21.1 INTRODUCTION OF NECESSARY TOOLS …569
21.2 TORQUE LIST …570
22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS …571
23. MAINTENANCE SCHEDULE CHART …573
24. SERVICE PROCEDURE …577
24.1 INITIAL 250 HOURS SERVICE …577
24.2 WHEN REQUIRED …578
24.3 CHECK BEFORE STARTING …600
24.4 EVERY 50 HOURS SERVICE …608
24.5 EVERY 250 HOURS SERVICE …609
24.6 EVERY 500 HOURS SERVICE …614
24.7 EVERY 1000 HOURS SERVICE …619
24.8 EVERY 2000 HOURS SERVICE …627
24.9 EVERY 4000 HOURS SERVICE …628
SPECIFICATIONS…629
25. SPECIFICATIONS …630
OPTIONS, ATTACHMENTS…637
26. GENERAL PRECAUTIONS …638
26.1 PRECAUTIONS RELATED TO SAFETY …638
27. USING SEAT BELT …639
27.1 SEAT BELT (For fixed type)…639
27.2 SEAT BELT (For suspension type)…641
28. HANDLING SUSPENSION SEAT …643
SEAM000909T – Bulldozer D20A,PL,PLL-7 & D20P-7A & D21A-7 & D21P-7A Operation & Maintenance Manual…646
COVER…646
1. FOREWORD…647
2. SAFETY INFORMATION…650
3. INTRODUCTION…651
4. LOCATION OF PLATES,TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…652
5. CONTENTS…653
SAFETY…656
6. GENERAL PRECAUTIONS…657
7. PRECAUTIONS DURING OPERATION…663
7.1 BEFORE STARTING ENGINE…663
7.2 AFTER STARTING ENGINE…665
7.3 TRANSPORTATION…672
7.4 BATTERY…673
7.5 TOWING…675
8. PRECAUTIONS FOR MAINTENANCE …676
8.1 BEFORE CARRYING OUT MAINTENANCE…676
8.2 DURING MAINTENANCE…681
9. POSITION FOR ATTACHING SAFETY LABELS…688
9.1 POSITION FOR ATTACHING SAFETY LABELS…688
OPERATION…692
10. GENERAL VIEW…693
10.1 GENERAL VIEW OF MACHINE…693
10.2 GENERAL VIEW OF CONTROLS AND GAUGES…694
11. EXPLANATION OF COMPONENTS…696
11.1 METERS AND LAMPS…696
11.2 SWITCHES…699
11.3 CONTROL LEVERS AND PEDALS…701
11.4 FUSE BOX…707
11.5 MANUAL POCKET…707
12. OPERATION…708
12.1 CHECK BEFORE STARTING ENGINE…708
12A. OPERATION (D20A,PL,PLL-7/D20P-7A)…719
12A.1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…720
12A.2 STARTING ENGINE…722
12A.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…726
12A.4 MOVING MACHINE OFF…727
12A.5 STEERING MACHINE…729
12A.6 STOPPING MACHINE…731
12A.7 SHIFTING GEAR,SHIFTING BETWEEN FORWARD AND REVERSE…732
12A.8 PRECAUTIONS FOR OPERATION…734
12A.9 WORK POSSIBLE USING BULLDOZER…735
12A.10 PARKING MACHINE…736
12A.11 CHECK AFTER FINISHING WORK…737
12A.12 STOPPING ENGINE…738
12A.13 CHECK AFTER STOPPING ENGINE…738
12A.14 LOCKING…739
12B. OPERATION (D21A-7/D21P-7A)…740
12B.1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…741
12B.2 STARTING ENGINE…743
12B.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…746
12B.4 MOVING MACHINE OFF…747
12B.5 SHIFTING GEAR…748
12B.6 SHIFTING BETWEEN FORWARD AND REVERSE…749
12B.7 STEERING MACHINE…750
12B.8 STOPPING MACHINE…753
12B.9 PRECAUTIONS FOR OPERATION…754
12B.10 WORK POSSIBLE USING BULLDOZER…755
12B.11 PARKING MACHINE…756
12B.12 CHECK AFTER FINISHING WORK…757
12B.13 STOPPING ENGINE…758
12B.14 CHECK AFTER STOPPING ENGINE…758
12B.15 LOCKING…759
12.16 TIPS FOR LONGER UNDERCARRIAGE LIFE (STEEL SHOES ONLY)…760
12.17 HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…763
13. TRANSPORTATION…769
13.1 LOADING,UNLOADING WORK…769
13.2 PRECAUTIONS FOR LOADING…770
13.3 LIFTING MACHINE…771
13.4 PRECAUTIONS FOR TRANSPORTATION…774
14. COLD WEATHER OPERATION…775
14.1 PRECAUTIONS FOR LOW TEMPERATURE…775
14.2 PRECAUTIONS AFTER COMPLETION OF WORK…777
14.3 AFTER COLD WEATHER…777
15. LONG-TERM STORAGE…778
15.1 BEFORE STORAGE…778
15.2 DURING STORAGE…778
15.3 AFTER STORAGE…779
16. TROUBLESHOOTING…780
16.1 AFTER RUNNING OUT OF FUEL…780
16.2 IF BATTERY IS DISCHARGED…781
16.3 OTHER TROUBLE…785
MAINTENANCE…788
17. GUIDES TO MAINTENANCE…789
18. OUTLINES OF SERVICE…792
18.1 OUTLINE OF OIL,FUEL,COOLANT…792
18.2 RELATING TO ELECTRIC SYSTEM…795
19. WEAR PARTS LIST…796
20. USE OF FUEL,COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…797
21. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…801
21.1 INTRODUCTION OF NECESSARY TOOLS…801
21.2 TORQUE LIST…802
22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…803
23. MAINTENANCE SCHEDULE CHART…805
24. SERVICE PROCEDURE…809
24.1 INITIAL 250 HOURS SERVICE…809
24.2 WHEN REQUIRED…810
24.3 CHECK BEFORE STARTING…832
24.4 EVERY 50 HOURS SERVICE…840
24.5 EVERY 250 HOURS SERVICE…841
24.6 EVERY 500 HOURS SERVICE…846
24.7 EVERY 1000 HOURS SERVICE…851
24.8 EVERY 2000 HOURS SERVICE…859
24.9 EVERY 4000 HOURS SERVICE…860
SPECIFICATIONS…861
25. SPECIFICATIONS…862
OPTIONS,ATTACHMENTS…869
26. GENERAL PRECAUTIONS…870
26.1 PRECAUTIONS RELATED TO SAFETY…870
27. USING SEAT BELT…871
27.1 SEAT BELT (FOR FIXED TYPE)…871
27.2 SEAT BELT (FOR SUSPENSION TYPE)…873
28. HANDLING SUSPENSION SEAT…875
29. DECELERATION PEDAL…876
SEAM01010601 – Bulldozer D20A,P,PL,PLL-6 & D20P-6A & D21A,E,P,PL-6 & D21P-6A,6B Operation & Maintenance Manual…878
COVER…878
FOREWORD…879
BREAKING IN YOUR NEW MACHINE…880
CONTENTS…881
GENERAL LOCATIONS AND SPECIFICATIONS…882
INSTRUMENTS AND CONTROLS…883
CHECK BEFORE STARTING…897
OPERATING YOUR MACHINE…902
COLD WEATHER OPERATION…925
TIPS FOR LONGER UNDERCARRIAGE LIFE…930
PERIODIC MAINTENANCE…931
MAINTENANCE TABLE…932
OIL FILLER AND LEVEL GAUGE POSITIONS…935
EVERY 50 HOURS SERVICE…936
INITIAL 250 HOURS SERVICE…937
EVERY 250 HOURS SERVICE…937
EVERY 500 HOURS SERVICE…945
EVERY 1000 HOURS SERVICE…949
EVERY 2000 HOURS SERVICE…954
EVERY 4000 HOURS SERVICE…955
WHEN REQUIRED…956
ADJUSTMENT…962
TROUBLE SHOOTING GUIDE…969
SERVICE METER…972
MACHINE AND ENGINE SERIAL NUMBERS…973
FUEL,COOLANT AND LUBRICANTS…974
SAFETY AND OPERATION…976
CONTENTS…977
SAFETY HINTS…978
PRECAUTIONS FOR MAINTENANCE…985
BULLDOZER'S WORK…989
LOCKING CAP…990
HANDLING OF BATTERY…991
TRANSPORTATION…994
STORAGE…995
COOLANT AND LUBRICANTS…997
SEAM01010603 – Bulldozer D20A,P,PL,PLL-6 & D20P-6A & D21A,E,P,PL-6 & D21P-6A,6B Operation & Maintenance Manual…999
COVER…999
FOREWORD…1000
BREAKING IN YOUR NEW MACHINE…1001
CONTENTS…1002
GENERAL LOCATIONS AND SPECIFICATIONS…1003
INSTRUMENTS AND CONTROLS…1004
CHECK BEFORE STARTING…1019
OPERATING YOUR MACHINE…1024
COLD WEATHER OPERATION…1047
BULLDOZER'S WORK…1052
TIPS FOR LONGER UNDERCARRIAGE LIFE…1053
PERIODIC MAINTENANCE…1054
MAINTENANCE TABLE…1055
OIL FILLER AND LEVEL GAUGE POSITIONS…1058
EVERY 50 HOURS SERVICE…1059
INITIAL 250 HOURS SERVICE…1060
EVERY 250 HOURS SERVICE…1060
EVERY 500 HOURS SERVICE…1068
EVERY 1000 HOURS SERVICE…1072
EVERY 2000 HOURS SERVICE…1077
EVERY 4000 HOURS SERVICE…1078
WHEN REQUIRED…1079
ADJUSTMENT…1085
TROUBLE SHOOTING GUIDE…1092
SERVICE METER…1095
MACHINE AND ENGINE SERIAL NUMBERS…1096
FUEL,COOLANT AND LUBRICANTS…1097
SAFETY AND OPERATION…1099
CONTENTS…1100
SAFETY HINTS…1101
PRECAUTIONS FOR MAINTENANCE…1114
HANDLING OF BATTERY…1121
TRANSPORTATION…1124
STORAGE…1125
COOLANT AND LUBRICANTS…1127
SEAM01020603 – Dozer Shovel D20S,Q-6 & D21S,Q-6 & D21S-6A Operation & Maintenance Manual…1129
COVER…1129
FOREWORD…1130
BREAKING IN YOUR NEW MACHINE…1131
CONTENTS…1132
SAFETY HINTS…1133
GENERAL LOCATIONS AND SPECIFICATIONS…1140
INSTRUMENTS AND CONTROLS…1141
CHECK BEFORE STARTING…1156
OPERATING YOUR MACHINE…1161
COLD WEATHER OPERATION…1184
BUCKET OPERATION…1189
HOW TO USE INCHING PEDAL (D21S,Q-6)…1192
HOW TO USE INCHING PEDAL (D21S-6A)…1196
TIPS FOR LONGER UNDERCARRIAGE LIFE…1200
HANDLING OF BATTERY…1201
TRANSPORTATION…1204
PERIODIC MAINTENANCE…1205
PRECAUTIONS FOR MAINTENANCE…1206
MAINTENANCE TABLE…1210
OIL FILLER AND LEVEL GAUGE POSITIONS…1213
EVERY 50 HOURS SERVICE…1214
INITIAL 250 HOURS SERVICE…1215
EVERY 250 HOURS SERVICE…1215
EVERY 500 HOURS SERVICE…1222
EVERY 1000 HOURS SERVICE…1226
EVERY 2000 HOURS SERVICE…1231
EVERY 4000 HOURS SERVICE…1232
WHEN REQUIRED…1233
ADJUSTMENT…1239
TROUBLE SHOOTING GUIDE…1245
STORAGE…1248
SERVICE METER…1250
MACHINE AND ENGINE SERIAL NUMBERS…1251
FUEL,COOLANT AND LUBRICANTS…1252
SEAM025800P – Bulldozer D20A,PL,PLL-7 & D20-7A & D21A-7 & D21P-7A Operation & Maintenance Manual…1257
COVER…1257
1. FOREWORD…1258
2. SAFETY INFORMATION…1259
3. INTRODUCTION…1260
4. LOCATION OF PLATES,TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…1261
5. CONTENTS…1262
SAFETY…1265
6. GENERAL PRECAUTIONS…1266
7. PRECAUTIONS DURING OPERATION…1272
7.1 BEFORE STARTING ENGINE…1272
7.2 AFTER STARTING ENGINE…1274
7.3 TRANSPORTATION…1281
7.4 BATTERY…1282
7.5 TOWING…1284
8. PRECAUTIONS FOR MAINTENANCE …1285
8.1 BEFORE CARRYING OUT MAINTENANCE…1285
8.2 DURING MAINTENANCE…1290
9. POSITION FOR ATTACHING SAFETY LABELS…1297
9.1 POSITION FOR ATTACHING SAFETY LABELS…1297
OPERATION…1301
10. GENERAL VIEW…1302
10.1 GENERAL VIEW OF MACHINE…1302
10.2 GENERAL VIEW OF CONTROLS AND GAUGES…1303
11. EXPLANATION OF COMPONENTS…1305
11.1 METERS AND LAMPS…1305
11.2 SWITCHES…1308
11.3 CONTROL LEVERS AND PEDALS…1310
11.4 FUSE BOX…1316
11.5 MANUAL POCKET…1316
12. OPERATION…1317
12.1 CHECK BEFORE STARTING ENGINE…1317
12A. OPERATION (D20A,PL,PLL-7/D20P-7A)…1328
12A.1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…1329
12A.2 STARTING ENGINE…1331
12A.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…1335
12A.4 MOVING MACHINE OFF…1336
12A.5 STEERING MACHINE…1338
12A.6 STOPPING MACHINE…1340
12A.7 SHIFTING GEAR,SHIFTING BETWEEN FORWARD AND REVERSE…1341
12A.8 PRECAUTIONS FOR OPERATION…1343
12A.9 WORK POSSIBLE USING BULLDOZER…1344
12A.10 PARKING MACHINE…1345
12A.11 CHECK AFTER FINISHING WORK…1346
12A.12 STOPPING ENGINE…1347
12A.13 CHECK AFTER STOPPING ENGINE…1347
12A.14 LOCKING…1348
12B. OPERATION (D21A-7/D21P-7A)…1349
12B.1.4 OPERATIONS AND CHECKS BEFORE STARTING ENGINE…1350
12B.2 STARTING ENGINE…1352
12B.3 OPERATIONS AND CHECKS AFTER STARTING ENGINE…1355
12B.4 MOVING MACHINE OFF…1356
12B.5 SHIFTING GEAR…1357
12B.6 SHIFTING BETWEEN FORWARD AND REVERSE…1358
12B.7 STEERING MACHINE…1359
12B.8 STOPPING MACHINE…1362
12B.9 PRECAUTIONS FOR OPERATION…1363
12B.10 WORK POSSIBLE USING BULLDOZER…1364
12B.11 PARKING MACHINE…1365
12B.12 CHECK AFTER FINISHING WORK…1366
12B.13 STOPPING ENGINE…1367
12B.14 CHECK AFTER STOPPING ENGINE…1367
12B.15 LOCKING…1368
12.16 TIPS FOR LONGER UNDERCARRIAGE LIFE (STEEL SHOES ONLY)…1369
12.17 HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…1372
13. TRANSPORTATION…1378
13.1 LOADING,UNLOADING WORK…1378
13.2 PRECAUTIONS FOR LOADING…1379
13.3 LIFTING MACHINE…1380
13.4 PRECAUTIONS FOR TRANSPORTATION…1383
14. COLD WEATHER OPERATION…1384
14.1 PRECAUTIONS FOR LOW TEMPERATURE…1384
14.2 PRECAUTIONS AFTER COMPLETION OF WORK…1386
14.3 AFTER COLD WEATHER…1386
15. LONG-TERM STORAGE…1387
15.1 BEFORE STORAGE…1387
15.2 DURING STORAGE…1387
15.3 AFTER STORAGE…1388
16. TROUBLESHOOTING…1389
16.1 AFTER RUNNING OUT OF FUEL…1389
16.2 IF BATTERY IS DISCHARGED…1390
16.3 OTHER TROUBLE…1394
MAINTENANCE…1397
17. GUIDES TO MAINTENANCE…1398
18. OUTLINES OF SERVICE…1401
18.1 OUTLINE OF OIL,FUEL,COOLANT…1401
18.2 RELATING TO ELECTRIC SYSTEM…1404
19. WEAR PARTS LIST…1405
20. USE OF FUEL,COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…1406
21. STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…1410
21.1 INTRODUCTION OF NECESSARY TOOLS…1410
21.2 TORQUE LIST…1411
22. PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…1412
23. MAINTENANCE SCHEDULE CHART…1414
24. SERVICE PROCEDURE…1418
24.1 INITIAL 250 HOURS SERVICE…1418
24.2 WHEN REQUIRED…1419
24.3 CHECK BEFORE STARTING…1441
24.4 EVERY 50 HOURS SERVICE…1449
24.5 EVERY 250 HOURS SERVICE…1450
24.6 EVERY 500 HOURS SERVICE…1455
24.7 EVERY 1000 HOURS SERVICE…1460
24.8 EVERY 2000 HOURS SERVICE…1468
24.9 EVERY 4000 HOURS SERVICE…1469
SPECIFICATIONS…1470
25. SPECIFICATIONS…1471
OPTIONS,ATTACHMENTS…1478
26. GENERAL PRECAUTIONS…1479
26.1 PRECAUTIONS RELATED TO SAFETY…1479
27. USING SEAT BELT…1480
27.1 SEAT BELT (FOR FIXED TYPE)…1480
27.2 SEAT BELT (FOR SUSPENSION TYPE)…1482
28. HANDLING SUSPENSION SEAT…1484
SEAM101D00 – Bulldozer D20A,P,PL-5 Operation & Maintenance Manual (SN45001&up)…1486
COVER…1486
FOREWORD…1487
BREAKING IN YOUR NEW MACHINE…1488
CONTENTS…1489
GENERAL LOCATIONS…1490
SAFETY HINTS…1492
OPERATOR'S COMPARTMENT…1505
INSTRUMENTS AND CONTROLS…1507
CHECK BEFORE STARTING…1515
OPERATING YOUR MACHINE…1519
COLD WEATHER OPERATION…1527
BULLDOZER'S WORK…1531
TIPS FOR LONGER UNDERCARRIAGE LIFE…1533
REVERSING AND REPLACEMENT OF CUTTING EDGE AND END BIT…1534
TRANSPORTATION…1535
MAINTENANCE…1537
PERIODIC MAINTENANCE…1538
PRECAUTIONS FOR MAINTENANCE…1539
MAINTENANCE TABLE…1545
EVERY 50 HOURS SERVICE…1549
EVERY 250 HOURS SERVICE…1550
EVERY 500 HOURS SERVICE…1557
EVERY 1000 HOURS SERVICE…1560
EVERY 2000 HOURS SERVICE…1564
WHEN REQUIRED…1565
ADJUSTMENT…1567
TROUBLE SHOOTING GUIDE…1576
STORAGE…1579
SERVICE METER…1581
MACHINE AND ENGINE SERIAL NUMBERS…1582
WEAR PARTS…1583
SPECIFICATIONS…1584
FUEL AND LUBRICANTS…1588
SEAM101D01 – Bulldozer D20A,P,PL,PLL-5 & D20P-5A Operation & Maintenance Manual (SN50001&up)…1591
COVER…1591
FOREWORD…1592
BREAKING IN YOUR NEW MACHINE…1593
CONTENTS…1594
SAFETY HINTS…1595
GENERAL LOCATIONS…1608
OPERATOR'S COMPARTMENT…1610
INSTRUMENTS AND CONTROLS…1612
CHECK BEFORE STARTING…1621
OPERATING YOUR MACHINE…1625
COLD WEATHER OPERATION…1633
BULLDOZER'S WORK…1637
TIPS FOR LONGER UNDERCARRIAGE LIFE…1639
REVERSING AND REPLACEMENT OF CUTTING EDGE AND END BIT…1640
HANDLING OF BATTERY…1641
TRANSPORTATION…1644
MAINTENANCE…1646
PERIODIC MAINTENANCE…1647
PRECAUTIONS FOR MAINTENANCE…1648
MAINTENANCE TABLE…1654
EVERY 50 HOURS SERVICE…1658
EVERY 250 HOURS SERVICE…1659
EVERY 500 HOURS SERVICE…1667
EVERY 1000 HOURS SERVICE…1670
EVERY 2000 HOURS SERVICE…1674
WHEN REQUIRED…1675
ADJUSTMENT…1677
TROUBLE SHOOTING GUIDE…1686
STORAGE…1689
SERVICE METER…1691
MACHINE AND ENGINE SERIAL NUMBERS…1692
WEAR PARTS…1693
SPECIFICATIONS…1694
FUEL AND LUBRICANTS…1698
TEN00016-01 – Bulldozer GALEO D21A-8 & D21P-8 Operation & Maintenance Manual (SN83001&up)…1701
COVER…1701
FOREWORD…1702
FOREWORD…1703
SAFETY INFORMATION…1706
INTRODUCTION…1708
FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE…1708
NECESSARY INFORMATION…1709
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE…1709
ENGINE SERIAL NO. PLATE…1709
EMISSION CONTROL INFORMATION LABEL…1710
POSITION OF SERVICE METER…1710
TABLE OF ENTER SERIAL NO. AND DISTRIBUTOR…1711
CONTENTS…1712
SAFETY…1716
SAFETY…1717
SAFETY LABELS…1719
POSITIONS OF SAFETY PICTOGRAMS…1719
SAFETY LABELS…1720
GENERAL PRECAUTIONS…1723
SAFETY RULES…1723
IF PROBLEMS ARE FOUND…1723
CLOTHING AND PERSONAL PROTECTIVE ITEMS…1723
FIRE EXTINGUISHER AND FIRST AID KIT…1723
SAFETY FEATURES…1723
KEEP MACHINE CLEAN…1724
INSIDE OPERATOR'S COMPARTMENT…1724
ALWAYS APPLY LOCK WHEN LEAVING OPERATOR'S SEAT…1724
HANDRAILS AND STEPS…1725
MOUNTING AND DISMOUNTING…1726
NO PEOPLE ON ATTACHMENTS…1726
CRUSHING OR CUTTING PREVENTION…1726
PREVENTION OF BURNS…1726
FIRE PREVENTION…1727
ACTION IF FIRE OCCURS…1728
WINDOW WASHER LIQUID…1728
PRECAUTIONS WHEN USING ROPS (ROLL OVER PROTECTIVE STRUCTURE)…1728
PRECAUTIONS FOR ATTACHMENTS…1728
UNAUTHORIZED MODIFICATION…1728
SAFETY AT WORKSITE…1729
WORKING ON LOOSE GROUND…1729
DO NOT GO CLOSE TO HIGH-VOLTAGE CABLES…1729
ENSURE GOOD VISIBILITY…1730
VENTILATION FOR ENCLOSED AREAS…1730
CHECKING SIGNALMAN'S SIGNALS AND SIGNS…1730
EMERGENCY EXIT FROM OPERATOR'S CAB…1730
BE CAREFUL ABOUT ASBESTOS DUST…1730
PRECAUTIONS FOR OPERATION…1731
STARTING ENGINE…1731
CHECKS BEFORE STARTING ENGINE…1731
PRECAUTIONS WHEN STARTING…1731
PRECAUTIONS IN COLD AREAS…1732
OPERATION…1733
CHECKS BEFORE OPERATION…1733
PRECAUTIONS FOR MOVING MACHINE FORWARD OR IN REVERSE…1733
PRECAUTIONS WHEN TRAVELING…1733
TRAVELING ON SLOPES…1734
USING BRAKES…1734
OPERATE CAREFULLY ON SNOW…1735
PARKING MACHINE…1735
TRANSPORTATION…1737
LOADING AND UNLOADING…1737
SHIPPING…1737
BATTERY…1738
BATTERY HAZARD PREVENTION…1738
STARTING WITH BOOSTER CABLE…1739
TOWING…1740
WHEN TOWING…1740
PRECAUTIONS FOR MAINTENANCE…1741
WARNING TAG…1741
KEEP WORK PLACE CLEAN AND TIDY…1741
APPOINT LEADER WHEN WORKING WITH OTHERS…1741
STOP ENGINE BEFORE CARRYING OUT INSPECTION AND MAINTENANCE…1742
TWO WORKERS FOR MAINTENANCE WHEN ENGINE IS RUNNING…1743
PROPER TOOLS…1744
NO UNAUTHORIZED PERSONNEL INTO AREA…1744
ATTACHMENTS…1744
WORK UNDER THE MACHINE…1744
NOISE…1744
PRECAUTIONS WHEN USING HAMMER…1745
REPAIR WELDING…1745
REMOVING BATTERY TERMINAL…1745
PRECAUTIONS WHEN USING HIGH-PRESSURE GREASE TO ADJUST TRACK TENSION…1745
DO NOT DISASSEMBLE RECOIL SPRING…1745
PRECAUTION WITH HIGH-PRESSURE OIL…1746
HANDLING HIGH-PRESSURE HOSES…1746
WASTE MATERIAL…1746
MAINTENANCE FOR AIR CONDITIONER…1746
COMPRESSED AIR…1747
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…1747
OPERATION…1748
GENERAL VIEW…1749
GENERAL VIEW OF MACHINE…1749
GENERAL VIEW OF CONTROLS AND GAUGES…1750
EXPLANATION OF COMPONENTS…1751
FRONT PANEL…1751
SWITCHES…1757
CONTROL LEVERS AND PEDALS…1759
FUSE…1765
FUSIBLE LINK…1765
DOOR POCKET…1766
OPERATION…1767
CHECK BEFORE STARTING ENGINE, ADJUST…1767
STARTING ENGINE…1779
OPERATIONS AND CHECKS AFTER STARTING ENGINE…1782
STOPPING ENGINE…1784
MACHINE OPERATION…1785
SHIFTING GEARS…1789
SHIFTING BETWEEN FORWARD AND REVERSE…1790
STEERING MACHINE…1791
PRECAUTIONS FOR OPERATION…1795
WORK POSSIBLE USING BULLDOZER…1796
PARKING MACHINE…1798
CHECK AFTER FINISHING WORK…1800
LOCKING…1800
TIPS FOR LONGER UNDERCARRIAGE LIFE…1801
HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…1804
TRANSPORTATION…1809
TRANSPORTATION MEANS…1809
LOADING, UNLOADING WORK…1809
LIFTING MACHINE…1812
COLD WEATHER OPERATION…1813
PRECAUTIONS FOR LOW TEMPERATURE…1813
AFTER COMPLETION OF WORK…1815
AFTER COLD WEATHER…1815
LONG-TERM STORAGE…1816
BEFORE STORAGE…1816
DURING STORAGE…1816
AFTER STORAGE…1816
TROUBLESHOOTING…1817
AFTER RUNNING OUT OF FUEL…1817
MACHINE TOWING METHOD…1817
IF BATTERY IS DISCHARGED…1818
OTHER TROUBLE…1821
MAINTENANCE…1824
GUIDE TO MAINTENANCE…1825
OUTLINE OF SERVICE…1827
OUTLINE OF OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC…1827
RELATING TO ELECTRIC SYSTEM…1829
WEAR PARTS LIST…1830
WEAR PARTS LIST…1830
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…1831
PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS…1831
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…1835
TORQUE LIST…1835
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…1836
SAFETY CRITICAL PARTS…1836
MAINTENANCE SCHEDULE CHART…1837
MAINTENANCE SCHEDULE CHART…1837
SERVICE PROCEDURE…1839
INITIAL 250 HOURS SERVICE(ONLY AFTER THE FIRST 250 HOURS)…1839
WHEN REQUIRED…1840
CHECK, CLEAN AND REPLACE AIR CLEANER ELEMENT…1840
CLEAN INSIDE OF COOLING SYSTEM…1843
CLEAN WATER SEPARATOR ELEMENT…1845
CHECK AND ADJUST STEEL SHOE TENSION…1846
CHECK AND TIGHTEN TRACK STEEL SHOE BOLTS…1848
CHECK AND REPLACE RUBBER SHOES…1849
CHECK AND ADJUST RUBBER SHOE TENSION…1851
REPLACE RUBBER SHOES…1853
REVERSE AND REPLACE END BITS AND CUTTING EDGES…1856
BLEED AIR FROM HEAD END OF ANGLE CIRCUIT…1857
ADJUST BRAKE PEDAL (TEST, ADJUST STEERING BRAKE)…1858
ADJUST IDLER CLEARANCE…1860
CHECK BEFORE STARTING…1861
EVERY 50 HOURS SERVICE…1862
DRAIN WATER, SEDIMENT FROM FUEL TANK…1862
EVERY 250 HOURS SERVICE…1863
LUBRICATING…1863
CHECK OIL LEVEL IN FINAL DRIVE CASE, ADD OIL…1865
CHECK OIL LEVEL IN HYDRAULIC TANK, ADD OIL…1865
CHECK LEVEL OF BATTERY ELECTROLYTE…1866
CHECK FAN BELT TENSION, ADJUST…1868
EVERY 500 HOURS SERVICE…1869
REPLACE FUEL FILTER CARTRIDGE…1869
CHANGE OIL IN ENGINE OIL PAN, REPLACE ENGINE OIL FILTER CARTRIDGE…1871
CLEAN, CHECK RADIATOR FINS…1872
CLEAN BREATHER…1872
EVERY 1000 HOURS SERVICE…1873
CHECK OIL LEVEL IN DAMPER CASE, ADD OIL…1873
CHANGE OIL IN BEVEL GEAR CASE, TRANSFER CASE…1873
CHANGE OIL IN TRANSMISSION CASE, CLEAN STRAINER…1875
CHANGE OIL IN FINAL DRIVE CASE…1876
CHANGE OIL IN HYDRAULIC TANK, REPLACE HYDRAULIC OIL FILTER CARTRIDGE…1877
CHECK OIL IN UNDERCARRIAGE COMPONENTS…1877
CHECK ENGINE VALVE CLEARANCE, ADJUST…1877
EVERY 2000 HOURS SERVICE…1878
CHECK ALTERNATOR, STARTING MOTOR…1878
EVERY 4000 HOURS SERVICE…1879
CHECK WATER PUMP…1879
SPECIFICATIONS…1880
SPECIFICATIONS…1881
ATTACHMENTS, OPTIONS…1882
GENERAL PRECAUTIONS…1883
PRECAUTIONS RELATED TO SAFETY…1883
DECELERATOR PEDAL…1884
SUSPENSION SEAT…1885
ADJUSTMENT…1885
SEAT BELT…1885
HANDLING TRIMMING DOZER…1887
GENERAL VIEW…1887
EXPLANATION OF COMPONENTS…1888
OPERATION…1891
MAINTENANCE…1893
SPECIFICATIONS…1901
WEAR PARTS LIST…1902
INDEX…1904
TEN00269-03 – Bulldozer D21A-8E0 & D21P-8E0 Operation & Maintenance Manual (SN90001&up)…1908
COVER…1908
FOREWORD…1909
BEFORE READING THIS MANUAL…1910
IMPORTANT SAFETY INFORMATION…1912
INTENDED USE…1913
USE OF MACHINE…1913
GENERAL VIEW AND DIRECTIONS OF MACHINE…1913
VISIBILITY FROM OPERATOR'S SEAT…1913
LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…1914
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE…1914
ENGINE SERIAL NO. PLATE POSITION…1914
ADDITIONAL EPA NAMEPLATE…1915
SERVICE METER POSITION…1915
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…1916
CONTENTS…1917
SAFETY…1921
SAFETY…1922
SAFETY LABELS…1925
POSITIONS OF SAFETY PICTOGRAMS…1925
SAFETY LABELS…1926
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE…1930
PRECAUTIONS BEFORE STARTING OPERATION…1930
PREPARATIONS FOR SAFE OPERATION…1930
FIRE PREVENTION…1932
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE…1934
DO NOT GET CAUGHT IN WORK EQUIPMENT…1936
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES…1937
UNAUTHORIZED MODIFICATION…1937
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS…1937
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING…1938
PRECAUTIONS FOR OPERATION…1939
PRECAUTIONS FOR JOBSITE…1939
STARTING ENGINE…1941
OPERATION…1944
TRANSPORTATION…1948
TOWING…1949
PRECAUTIONS FOR MAINTENANCE…1950
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE…1950
PRECAUTIONS FOR INSPECTION AND MAINTENANCE…1954
OPERATION…1959
GENERAL VIEW…1960
GENERAL VIEW OF MACHINE…1960
GENERAL VIEW OF CONTROLS AND GAUGES…1961
EXPLANATION OF COMPONENTS…1962
FRONT PANEL…1962
SWITCHES…1968
CONTROL LEVERS AND PEDALS…1970
FUSE…1977
FUSIBLE LINK…1977
DOOR POCKET…1978
OPERATION…1979
CHECK BEFORE STARTING ENGINE, ADJUST…1979
STARTING ENGINE…1991
OPERATIONS AND CHECKS AFTER STARTING ENGINE…1994
STOPPING ENGINE…1996
MACHINE OPERATION…1997
SHIFTING GEARS…2001
SHIFTING BETWEEN FORWARD AND REVERSE…2002
STEERING MACHINE…2003
PRECAUTIONS FOR OPERATION…2007
WORK POSSIBLE USING BULLDOZER…2008
PARKING MACHINE…2010
CHECK AFTER FINISHING WORK…2012
LOCKING…2012
TIPS FOR LONGER UNDERCARRIAGE LIFE…2013
HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…2016
TRANSPORTATION…2021
TRANSPORTATION MEANS…2021
LOADING, UNLOADING WORK…2021
LIFTING MACHINE…2024
COLD WEATHER OPERATION…2025
PRECAUTIONS FOR LOW TEMPERATURE…2025
AFTER COMPLETION OF WORK…2026
AFTER COLD WEATHER…2026
LONG-TERM STORAGE…2027
BEFORE STORAGE…2027
DURING STORAGE…2027
AFTER STORAGE…2027
TROUBLESHOOTING…2028
AFTER RUNNING OUT OF FUEL…2028
MACHINE TOWING METHOD…2028
IF BATTERY IS DISCHARGED…2029
OTHER TROUBLE…2032
MAINTENANCE…2035
GUIDE TO MAINTENANCE…2036
OUTLINE OF SERVICE…2038
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC…2038
RELATING TO ELECTRIC SYSTEM…2041
WEAR PARTS LIST…2042
WEAR PARTS LIST…2042
RECOMMENDED FUEL, COOLANT, AND LUBRICANT…2043
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…2044
RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL…2045
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS…2046
TORQUE LIST…2046
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…2047
SAFETY CRITICAL PARTS…2047
MAINTENANCE SCHEDULE CHART…2048
MAINTENANCE SCHEDULE CHART…2048
SERVICE PROCEDURE…2050
INITIAL 250 HOURS SERVICE(ONLY AFTER THE FIRST 250 HOURS)…2050
WHEN REQUIRED…2051
CHECK BEFORE STARTING…2073
EVERY 50 HOURS SERVICE…2074
EVERY 250 HOURS SERVICE…2075
EVERY 500 HOURS SERVICE…2080
EVERY 1000 HOURS SERVICE…2084
EVERY 1500 HOURS SERVICE…2089
EVERY 2000 HOURS SERVICE…2090
EVERY 4000 HOURS SERVICE…2091
SPECIFICATIONS…2093
SPECIFICATIONS…2094
ATTACHMENTS, OPTIONS…2095
GENERAL PRECAUTIONS…2096
PRECAUTIONS RELATED TO SAFETY…2096
DECELERATOR PEDAL…2097
SUSPENSION SEAT…2098
ADJUSTMENT…2098
SEAT BELT…2098
HANDLING MACHINES EQUIPPED WITH KOMTRAX…2100
BASIC PRECAUTIONS…2100
INDEX…2101
TEN00496-01 – Bulldozer D21A-8E0 & D21P-8E0 Operation & Maintenance Manual (SN90219&up)…2105
COVER…2105
FOREWORD…2106
BEFORE READING THIS MANUAL…2107
IMPORTANT SAFETY INFORMATION…2109
INTENDED USE…2110
USE OF MACHINE…2110
GENERAL VIEW AND DIRECTIONS OF MACHINE…2110
VISIBILITY FROM OPERATOR'S SEAT…2110
LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…2111
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE…2111
ENGINE SERIAL NO. PLATE POSITION…2111
SERVICE METER POSITION…2112
TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR…2112
CONTENTS…2113
SAFETY…2116
SAFETY…2117
SAFETY LABELS…2120
POSITIONS OF SAFETY PICTOGRAMS…2120
SAFETY LABELS…2121
GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE…2125
PRECAUTIONS BEFORE STARTING OPERATION…2125
PREPARATIONS FOR SAFE OPERATION…2125
FIRE PREVENTION…2127
PRECAUTIONS WHEN GETTING ON OR OFF MACHINE…2128
DO NOT GET CAUGHT IN WORK EQUIPMENT…2130
PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES…2131
UNAUTHORIZED MODIFICATION…2131
PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS…2131
PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING…2132
PRECAUTIONS FOR OPERATION…2133
PRECAUTIONS FOR JOBSITE…2133
STARTING ENGINE…2135
OPERATION…2138
TRANSPORTATION…2142
TOWING…2143
PRECAUTIONS FOR MAINTENANCE…2144
PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE…2144
PRECAUTIONS FOR INSPECTION AND MAINTENANCE…2148
OPERATION…2154
GENERAL VIEW…2155
GENERAL VIEW OF MACHINE…2155
GENERAL VIEW OF CONTROLS AND GAUGES…2156
EXPLANATION OF COMPONENTS…2157
FRONT PANEL…2157
SWITCHES…2163
CONTROL LEVERS AND PEDALS…2165
FUSE…2172
FUSIBLE LINK…2172
DOOR POCKET…2173
OPERATION…2174
CHECK BEFORE STARTING ENGINE, ADJUST…2174
STARTING ENGINE…2186
OPERATIONS AND CHECKS AFTER STARTING ENGINE…2189
STOPPING ENGINE…2191
MACHINE OPERATION…2192
SHIFTING GEARS…2196
SHIFTING BETWEEN FORWARD AND REVERSE…2197
STEERING MACHINE…2198
PRECAUTIONS FOR OPERATION…2202
WORK POSSIBLE USING BULLDOZER…2203
PARKING MACHINE…2205
CHECK AFTER FINISHING WORK…2207
LOCKING…2207
TIPS FOR LONGER UNDERCARRIAGE LIFE…2208
HANDLING RUBBER SHOES (RUBBER SHOES ONLY)…2211
TRANSPORTATION…2216
TRANSPORTATION MEANS…2216
LOADING, UNLOADING WORK…2216
LIFTING MACHINE…2219
COLD WEATHER OPERATION…2220
PRECAUTIONS FOR LOW TEMPERATURE…2220
AFTER COMPLETION OF WORK…2221
AFTER COLD WEATHER…2221
LONG-TERM STORAGE…2222
BEFORE STORAGE…2222
DURING STORAGE…2222
AFTER STORAGE…2222
TROUBLESHOOTING…2223
AFTER RUNNING OUT OF FUEL…2223
MACHINE TOWING METHOD…2223
IF BATTERY IS DISCHARGED…2224
OTHER TROUBLE…2227
MAINTENANCE…2230
GUIDE TO MAINTENANCE…2231
OUTLINE OF SERVICE…2233
HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC…2233
RELATING TO ELECTRIC SYSTEM…2236
WEAR PARTS LIST…2237
WEAR PARTS LIST…2237
RECOMMENDED FUEL, COOLANT, AND LUBRICANT…2238
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE…2239
RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL…2240
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS…2242
SAFETY CRITICAL PARTS…2242
MAINTENANCE SCHEDULE CHART…2243
SERVICE PROCEDURE…2245
INITIAL 250 HOURS SERVICE(ONLY AFTER THE FIRST 250 HOURS)…2245
WHEN REQUIRED…2246
CHECK BEFORE STARTING…2268
EVERY 50 HOURS SERVICE…2269
EVERY 250 HOURS SERVICE…2270
EVERY 500 HOURS SERVICE…2275
EVERY 1000 HOURS SERVICE…2279
EVERY 1500 HOURS SERVICE…2284
EVERY 2000 HOURS SERVICE…2285
EVERY 4000 HOURS SERVICE…2286
SPECIFICATIONS…2288
SPECIFICATIONS…2289
ATTACHMENTS, OPTIONS…2290
GENERAL PRECAUTIONS…2291
PRECAUTIONS RELATED TO SAFETY…2291
DECELERATOR PEDAL…2292
SUSPENSION SEAT…2293
ADJUSTMENT…2293
SEAT BELT…2293
HANDLING MACHINES EQUIPPED WITH KOMTRAX…2295
BASIC PRECAUTIONS…2295
INDEX…2296
TABLE OF CONTENTS
FOREWORD
FOREWORD
SAFETY INFORMATION
INTRODUCTION
FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE
NECESSARY INFORMATION
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE
ENGINE SERIAL NO. PLATE
EMISSION CONTROL INFORMATION LABEL
POSITION OF SERVICE METER
TABLE OF ENTER SERIAL NO. AND DISTRIBUTOR
SAFETY
SAFETY
SAFETY LABELS
POSITIONS OF SAFETY PICTOGRAMS
SAFETY LABELS
GENERAL PRECAUTIONS
PRECAUTIONS FOR OPERATION
STARTING ENGINE
OPERATION
TRANSPORTATION
BATTERY
TOWING
PRECAUTIONS FOR MAINTENANCE
OPERATION
GENERAL VIEW
GENERAL VIEW OF MACHINE
GENERAL VIEW OF CONTROLS AND GAUGES
EXPLANATION OF COMPONENTS
FRONT PANEL
SWITCHES
CONTROL LEVERS AND PEDALS
FUSE
FUSIBLE LINK
DOOR POCKET
OPERATION
CHECK BEFORE STARTING ENGINE, ADJUST
STARTING ENGINE
OPERATIONS AND CHECKS AFTER STARTING ENGINE
STOPPING ENGINE
MACHINE OPERATION
SHIFTING GEARS
SHIFTING BETWEEN FORWARD AND REVERSE
STEERING MACHINE
PRECAUTIONS FOR OPERATION
WORK POSSIBLE USING BULLDOZER
PARKING MACHINE
CHECK AFTER FINISHING WORK
LOCKING
TIPS FOR LONGER UNDERCARRIAGE LIFE
HANDLING RUBBER SHOES (RUBBER SHOES ONLY)
TRANSPORTATION
TRANSPORTATION MEANS
LOADING, UNLOADING WORK
LIFTING MACHINE
COLD WEATHER OPERATION
PRECAUTIONS FOR LOW TEMPERATURE
AFTER COMPLETION OF WORK
AFTER COLD WEATHER
LONG-TERM STORAGE
BEFORE STORAGE
DURING STORAGE
AFTER STORAGE
TROUBLESHOOTING
AFTER RUNNING OUT OF FUEL
MACHINE TOWING METHOD
IF BATTERY IS DISCHARGED
OTHER TROUBLE
MAINTENANCE
GUIDE TO MAINTENANCE
OUTLINE OF SERVICE
OUTLINE OF OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC
RELATING TO ELECTRIC SYSTEM
WEAR PARTS LIST
WEAR PARTS LIST
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE
PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS
TORQUE LIST
PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS
SAFETY CRITICAL PARTS
MAINTENANCE SCHEDULE CHART
MAINTENANCE SCHEDULE CHART
SERVICE PROCEDURE
INITIAL 250 HOURS SERVICE(ONLY AFTER THE FIRST 250 HOURS)
WHEN REQUIRED
CHECK BEFORE STARTING
EVERY 50 HOURS SERVICE
EVERY 250 HOURS SERVICE
EVERY 500 HOURS SERVICE
EVERY 1000 HOURS SERVICE
EVERY 2000 HOURS SERVICE
EVERY 4000 HOURS SERVICE
SPECIFICATIONS
SPECIFICATIONS
ATTACHMENTS, OPTIONS
GENERAL PRECAUTIONS
PRECAUTIONS RELATED TO SAFETY
DECELERATOR PEDAL
SUSPENSION SEAT
ADJUSTMENT
SEAT BELT
HANDLING TRIMMING DOZER
GENERAL VIEW
EXPLANATION OF COMPONENTS
OPERATION
MAINTENANCE
SPECIFICATIONS
WEAR PARTS LIST
INDEX
Komatsu Bulldozer D20- & D21- series Operation Maintenance Manuals