KOMATSU D21A-8E0 D21P-8E0 BULLDOZER OPERATION & MAINTENANCE MANUAL (SN:90219 and up) – PDF DOWNLOAD

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KOMATSU D21A-8E0 D21P-8E0 BULLDOZER OPERATION & MAINTENANCE MANUAL (SN:90219 and up)

KOMATSU D21A-8E0 D21P-8E0 BULLDOZER OPERATION & MAINTENANCE MANUAL (SN:90219 AND UP) – PDF DOWNLOAD:

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KOMATSU D21A-8E0 D21P-8E0 BULLDOZER OPERATION & MAINTENANCE MANUAL (SN:90219 and up)

• This manual gives details of the operation and methods of inspection and maintenance for this machine that must be obeyed in order to use the machine safely. Most accidents are caused by the failure to follow fundamental safety rules for the operation and maintenance of machines. Read, understand and follow all precautions and warnings in this manual and on the machine before performing operation and maintenance. Failure to do so may result in serious injury or death.
• Komatsu cannot predict every circumstance that might involve a potential hazard when the machine is used. Therefore, the safety messages in this manual and on the machine may not include all possible safety precautions. If you carry out any operation, inspection, or maintenance under conditions that are not described in this manual, understand that it is your responsibility to take the necessary precautions to ensure safety.
• In no event should you or others engage in the prohibited uses or actions described in this manual. Improper operation and maintenance of the machine can be hazardous and could result in serious injury or death. If you sell the machine, be sure to give this manual to the new owner together with the machine. Always keep this Operation and Maintenance Manual in the location shown on the right so that all relevant personnel can read it at any time.
• Operation and Maintenance Manual Storing Place Pocket in the back of the operator’s seat (fitted with a lock) REMARK If the machine is equipped with an air suspension seat, keep the Operation and Maintenance Manual in the steel pocket behind the seat.
• If this manual is lost or damaged, contact your distributor immediately to arrange for its replacement. For details regarding the machine serial No. you will need to provide your Komatsu distributor, see “TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR (PAGE 1-7)”. This manual uses the international units (SI) for units of measurement. For reference, units that have been used in the past are given in ( ).

TABLE OF CONTENTS:

KOMATSU D21A-8E0 D21P-8E0 BULLDOZER OPERATION & MAINTENANCE MANUAL (SN:90219 and up)

COVER..........................................................................................  1
FOREWORD.......................................................................................  2
	BEFORE READING THIS MANUAL.................................................................  3
	IMPORTANT SAFETY INFORMATION...............................................................  5
	INTENDED USE...............................................................................  6
		USE OF MACHINE.........................................................................  6
		GENERAL VIEW AND DIRECTIONS OF MACHINE.................................................  6
		VISIBILITY FROM OPERATOR'S SEAT........................................................  6
	LOCATION OF PLATES, TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..............................  7
		PRODUCT IDENTIFICATION NUMBER (PIN)/MACHINE SERIAL NO. PLATE...........................  7
		ENGINE SERIAL NO. PLATE POSITION.......................................................  7
		SERVICE METER POSITION.................................................................  8
		TABLE TO ENTER SERIAL NO. AND DISTRIBUTOR..............................................  8
	CONTENTS...................................................................................  9
SAFETY......................................................................................... 12
	SAFETY..................................................................................... 13
	SAFETY LABELS.............................................................................. 16
		POSITIONS OF SAFETY PICTOGRAMS......................................................... 16
		SAFETY LABELS.......................................................................... 17
	GENERAL PRECAUTIONS COMMON TO OPERATION AND MAINTENANCE.................................... 21
		PRECAUTIONS BEFORE STARTING OPERATION.................................................. 21
		PREPARATIONS FOR SAFE OPERATION........................................................ 21
		FIRE PREVENTION........................................................................ 23
		PRECAUTIONS WHEN GETTING ON OR OFF MACHINE............................................. 24
		DO NOT GET CAUGHT IN WORK EQUIPMENT.................................................... 26
		PRECAUTIONS RELATED TO PROTECTIVE STRUCTURES........................................... 27
		UNAUTHORIZED MODIFICATION.............................................................. 27
		PRECAUTIONS RELATED TO ATTACHMENTS AND OPTIONS......................................... 27
		PRECAUTIONS WHEN RUNNING ENGINE INSIDE BUILDING........................................ 28
	PRECAUTIONS FOR OPERATION.................................................................. 29
		PRECAUTIONS FOR JOBSITE................................................................ 29
		STARTING ENGINE........................................................................ 31
		OPERATION.............................................................................. 34
		TRANSPORTATION......................................................................... 38
		TOWING................................................................................. 39
	PRECAUTIONS FOR MAINTENANCE................................................................ 40
		PRECAUTIONS BEFORE STARTING INSPECTION AND MAINTENANCE................................. 40
		PRECAUTIONS FOR INSPECTION AND MAINTENANCE............................................. 44
OPERATION...................................................................................... 50
	GENERAL VIEW............................................................................... 51
		GENERAL VIEW OF MACHINE................................................................ 51
		GENERAL VIEW OF CONTROLS AND GAUGES.................................................... 52
	EXPLANATION OF COMPONENTS.................................................................. 53
		FRONT PANEL............................................................................ 53
		SWITCHES............................................................................... 59
		CONTROL LEVERS AND PEDALS.............................................................. 61
		FUSE................................................................................... 68
		FUSIBLE LINK........................................................................... 68
		DOOR POCKET............................................................................ 69
	OPERATION.................................................................................. 70
		CHECK BEFORE STARTING ENGINE, ADJUST................................................... 70
		STARTING ENGINE........................................................................ 82
		OPERATIONS AND CHECKS AFTER STARTING ENGINE............................................ 85
		STOPPING ENGINE........................................................................ 87
		MACHINE OPERATION...................................................................... 88
		SHIFTING GEARS......................................................................... 92
		SHIFTING BETWEEN FORWARD AND REVERSE................................................... 93
		STEERING MACHINE....................................................................... 94
		PRECAUTIONS FOR OPERATION.............................................................. 98
		WORK POSSIBLE USING BULLDOZER.......................................................... 99
		PARKING MACHINE........................................................................101
		CHECK AFTER FINISHING WORK.............................................................103
		LOCKING................................................................................103
		TIPS FOR LONGER UNDERCARRIAGE LIFE.....................................................104
		HANDLING RUBBER SHOES (RUBBER SHOES ONLY)..............................................107
	TRANSPORTATION.............................................................................112
		TRANSPORTATION MEANS...................................................................112
		LOADING, UNLOADING WORK................................................................112
		LIFTING MACHINE........................................................................115
	COLD WEATHER OPERATION.....................................................................116
		PRECAUTIONS FOR LOW TEMPERATURE........................................................116
		AFTER COMPLETION OF WORK...............................................................117
		AFTER COLD WEATHER.....................................................................117
	LONG-TERM STORAGE..........................................................................118
		BEFORE STORAGE.........................................................................118
		DURING STORAGE.........................................................................118
		AFTER STORAGE..........................................................................118
	TROUBLESHOOTING............................................................................119
		AFTER RUNNING OUT OF FUEL..............................................................119
		MACHINE TOWING METHOD..................................................................119
		IF BATTERY IS DISCHARGED...............................................................120
		OTHER TROUBLE..........................................................................123
MAINTENANCE....................................................................................126
	GUIDE TO MAINTENANCE.......................................................................127
	OUTLINE OF SERVICE.........................................................................129
		HANDLING OIL, FUEL, COOLANT, AND PERFORMING OIL CLINIC.................................129
		RELATING TO ELECTRIC SYSTEM............................................................132
	WEAR PARTS LIST............................................................................133
		WEAR PARTS LIST........................................................................133
	RECOMMENDED FUEL, COOLANT, AND LUBRICANT...................................................134
		USE OF FUEL, COOLANT AND LUBRICANTS ACCORDING TO AMBIENT TEMPERATURE...................135
		RECOMMENDED BRANDS, RECOMMENDED QUALITY FOR PRODUCTS OTHER THAN KOMATSU GENUINE OIL....136
	PERIODIC REPLACEMENT OF SAFETY CRITICAL PARTS..............................................138
		SAFETY CRITICAL PARTS..................................................................138
	MAINTENANCE SCHEDULE CHART.................................................................139
	SERVICE PROCEDURE..........................................................................141
		INITIAL 250 HOURS SERVICE(ONLY AFTER THE FIRST 250 HOURS)..............................141
		WHEN REQUIRED..........................................................................142
		CHECK BEFORE STARTING..................................................................164
		EVERY 50 HOURS SERVICE.................................................................165
		EVERY 250 HOURS SERVICE................................................................166
		EVERY 500 HOURS SERVICE................................................................171
		EVERY 1000 HOURS SERVICE...............................................................175
		EVERY 1500 HOURS SERVICE...............................................................180
		EVERY 2000 HOURS SERVICE...............................................................181
		EVERY 4000 HOURS SERVICE...............................................................182
SPECIFICATIONS.................................................................................184
	SPECIFICATIONS.............................................................................185
ATTACHMENTS, OPTIONS...........................................................................186
	GENERAL PRECAUTIONS........................................................................187
		PRECAUTIONS RELATED TO SAFETY..........................................................187
	DECELERATOR PEDAL..........................................................................188
	SUSPENSION SEAT............................................................................189
		ADJUSTMENT.............................................................................189
		SEAT BELT..............................................................................189
	HANDLING MACHINES EQUIPPED WITH KOMTRAX....................................................191
		BASIC PRECAUTIONS......................................................................191
INDEX..........................................................................................192

PLEASE NOTE:

⦁ This is the SAME exact manual used by your dealers to fix your vehicle.
⦁ The same can be yours in the next 2-3 mins as you will be directed to the download page immediately after paying for the manual.
⦁ Any queries / doubts regarding your purchase, please feel free to contact [email protected]