Komatsu D21A-8, D21P-8, D21PL-8 Bulldozer Index:

CONTENTS
FOREWORD 1- 1
FOREWORD 1- 2
SAFETY INFORMATION 1- 5
INTRODUCTION 1- 7
FRONT/REAR, LEFT/RIGHT DIRECTIONS OF MACHINE 1- 7
NECESSARY INFORMATION 1- 8
PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE 1- 8
ENGINE SERIAL NO. PLATE 1- 9
EMISSION CONTROL INFORMATION LABEL 1- 9
POSITION OF SERVICE METER 1- 10
TABLE OF ENTER SERIAL NO. AND DISTRIBUTOR 1- 10
SAFETY 2- 1
SAFETY 2- 2
SAFETY LABELS 2- 4
POSITIONS OF SAFETY PICTOGRAMS 2- 4
SAFETY LABELS 2- 5
GENERAL PRECAUTIONS 2- 8
PRECAUTIONS FOR OPERATION 2- 16
STARTING ENGINE 2- 16
OPERATION 2- 18
TRANSPORTATION 2- 22
BATTERY 2- 23
TOWING 2- 25
PRECAUTIONS FOR MAINTENANCE 2- 26
OPERATION 3- 1
GENERAL VIEW 3- 2
GENERAL VIEW OF MACHINE 3- 2
GENERAL VIEW OF CONTROLS AND GAUGES 3- 4
EXPLANATION OF COMPONENTS 3- 6
FRONT PANEL 3- 6
SWITCHES 3- 12
CONTROL LEVERS AND PEDALS 3- 14
FUSE 3- 22
FUSIBLE LINK 3- 22
OPERATION AND MAINTENANCE MANUAL POCKET 3- 23
OPERATION 3- 24
CHECK BEFORE STARTING ENGINE, ADJUST 3- 24
STARTING ENGINE 3- 36
OPERATIONS AND CHECKS AFTER STARTING ENGINE 3- 39
STOPPING ENGINE 3- 41
MACHINE OPERATION 3- 42
SHIFTING GEARS 3- 46
SHIFTING BETWEEN FORWARD AND REVERSE 3- 47
STEERING MACHINE 3- 48
PRECAUTIONS FOR OPERATION 3- 52
WORK POSSIBLE USING BULLDOZER 3- 54
PARKING MACHINE 3- 56
CHECK AFTER FINISHING WORK 3- 58
LOCKING 3- 58

TIPS FOR LONGER UNDERCARRIAGE LIFE 3- 59
HANDLING RUBBER SHOES (RUBBER SHOES ONLY) 3- 62
TRANSPORTATION 3- 67
TRANSPORTATION MEANS 3- 67
LOADING, UNLOADING WORK 3- 67
LIFTING MACHINE 3- 71
COLD WEATHER OPERATION 3- 72
PRECAUTIONS FOR LOW TEMPERATURE 3- 72
AFTER COMPLETION OF WORK 3- 74
AFTER COLD WEATHER 3- 74
LONG-TERM STORAGE 3- 75
BEFORE STORAGE 3- 75
DURING STORAGE 3- 75
AFTER STORAGE 3- 75
TROUBLESHOOTING 3- 76
AFTER RUNNING OUT OF FUEL 3- 76
MACHINE TOWING METHOD 3- 76
IF BATTERY IS DISCHARGED 3- 77
OTHER TROUBLE 3- 80
HANDLING THREE-POINT LINKAGE 3- 83
GENERAL VIEW 3- 83
PRECAUTIONS FOR USING FARMING BULLDOZER 3- 83
FARMING WORK EQUIPMENT (FARMING WORK EQUIPMENT INSTALLED TO
THREE-POINT LINKAGE) 3- 84
ADJUSTING EACH LOCATION 3- 89
TROUBLESHOOTING 3- 92
METHOD FOR INSTALLING JOINT 3- 93
PROCEDURE FOR INSTALLING THE FARMING WORK EQUIPMENT TO THREE-POINT
LINKAGE (EXAMPLE OF ROTARY) 3- 96
MAINTENANCE 4- 1
GUIDE TO MAINTENANCE 4- 2
OUTLINE OF SERVICE 4- 4
OUTLINE OF OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC 4- 4
RELATING TO ELECTRIC SYSTEM 4- 8
WEAR PARTS LIST 4- 9
WEAR PARTS LIST 4- 9
USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE 4- 10
PROPER SELECTION OF FUEL, COOLANT AND LUBRICANTS 4- 10
STANDARD TIGHTENING TORQUES FOR BOLTS AND NUTS 4- 15
TORQUE LIST 4- 15
DEFINED LIFE PARTS 4- 16
DEFINED LIFE PARTS LIST 4- 16
MAINTENANCE SCHEDULE CHART 4- 18
MAINTENANCE SCHEDULE CHART 4- 18
SERVICE PROCEDURE 4- 20
INITIAL 250 HOURS SERVICE(ONLY AFTER THE FIRST 250 HOURS) 4- 20
WHEN REQUIRED 4- 21
CHECK BEFORE STARTING 4- 42
EVERY 25 HOURS SERVICE 4- 43
EVERY 50 HOURS SERVICE 4- 44
1 – 12
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FOREWORD CONTENTS
EVERY 250 HOURS SERVICE 4- 45
EVERY 500 HOURS SERVICE 4- 57
EVERY 1000 HOURS SERVICE 4- 62
EVERY 2000 HOURS SERVICE 4- 68
EVERY 4000 HOURS SERVICE 4- 69
SPECIFICATIONS 5- 1
SPECIFICATIONS 5- 2
ATTACHMENTS, OPTIONS 6- 1
GENERAL PRECAUTIONS 6- 2
PRECAUTIONS RELATED TO SAFETY 6- 2
DECELERATOR PEDAL 6- 3
SUSPENSION SEAT 6- 4
ADJUSTMENT 6- 4
SEAT BELT 6- 4
HANDLING TRIMMING DOZER 6- 6
GENERAL VIEW 6- 6
EXPLANATION OF COMPONENTS 6- 7
OPERATION 6- 10
MAINTENANCE 6- 12
SPECIFICATIONS 6- 20
WEAR PARTS LIST 6- 21
INDEX 7- 1