Trusted Business
Verified & Licensed
Virus Free Files
100% Safe Downloads
Secure Payment
SSL Protected
Instant Delivery
Available Immediately
KOMATSU D20,21A,P,PL SHOP MANUAL SEBM0101D00 – PDF DOWNLOAD
$27.95
KOMATSU D20,21A,P,PL SHOP MANUAL SEBM0101D00 – PDF DOWNLOAD
Instant PDF Download
Available immediately
Save to Your Device
Download & keep forever
Antivirus Scanned
100% virus-free
Trusted Worldwide
175,000+ customers
Description
KOMATSU D20,21A,P,PL SHOP MANUAL SEBM0101D00 – PDF DOWNLOAD
FILE DETAILS:
KOMATSU D20,21A,P,PL SHOP MANUAL SEBM0101D00 – PDF DOWNLOAD
Language : English
Pages : 223
Downloadable : Yes
File Type : PDF
IMAGES PREVIEW OF THE MANUAL:
TABLE OF CONTENTS:
KOMATSU D20,21A,P,PL SHOP MANUAL SEBM0101D00 – PDF DOWNLOAD
COVER................................................................................ 1 CONTENTS............................................................................. 10 0. GENERAL........................................................................... 11 01 GENERAL....................................................................... 11 GENERAL...................................................................... 12 GENERAL VIEW............................................................. 13 SPECIFICATIONS (BODY).................................................... 21 SPECIFICATIONS (ENGINE).................................................. 28 ENGINE PERFORMANCE CURVE................................................. 29 WEIGHT TABLE............................................................. 30 GENERAL ASSEMBLY DRAWING OF MACHINE...................................... 34 SERIAL NUMBER LOCATION................................................... 38 OIL AND WATER FILLING AND DRAINING PORTS................................. 40 LIST OF OIL AND WATER CAPACITY........................................... 42 Ⅰ. ENGINE............................................................................ 44 12 TESTING AND ADJUSTING......................................................... 44 TESTING AND ADJUSTING........................................................ 45 STANDARD VALUES REQUIRED FOR INSPECTION AND ADJUSTMENT................... 46 MEASURING AND INSPECTION TOOLS REQUIRED FOR INSPECTION AND ADJUSTMENT.... 47 ENGINE INSPECTION AND ADJUSTMENT GENERAL................................. 48 INTAKE AND EXHAUST SYSTEM................................................ 50 ENGINE BODY.............................................................. 53 LUBRICATION SYSTEM....................................................... 55 FUEL SYSTEM.............................................................. 57 COOLING SYSTEM........................................................... 63 Ⅱ. POWER TRAIN....................................................................... 65 21 STRUCTURE AND FUNCTION........................................................ 65 STRUCTURE AND FUNCTION....................................................... 66 GENERAL.................................................................. 67 MAIN CLUTCH, AND INERTIA BRAKE (D20-5)................................... 71 TRANSMISSION (D20-5)..................................................... 73 DAMPER AND UNIVERSAL JOINT (D21-5)....................................... 75 HYDROSHIFT TRANSMISSION (D21-5).......................................... 77 HYDROSHIFT CONTROL VALVE (D21-5)......................................... 85 HYDROSHIFT TRANSMISSION HYDRAULIC DIAGRAM (D21-5)........................ 89 BEVEL GEAR SHAFT AND STEERING CLUTCH..................................... 95 STEERING CONTROL HYDRAULIC CIRCUIT....................................... 98 STEERING CONTROL VALVE................................................... 99 FINAL DRIVE..............................................................101 22 TESTING AND ADJUSTING.........................................................102 TESTING AND ADJUSTING........................................................103 STANDARD VALUES..........................................................104 OIL PRESSURE AND TEMPERATURE MEASUREMENTS................................106 CHECK AND ADJUSTMENT OF LEVERS AND PEDAL TRAVEL..........................109 OPERATING FORCE MEASUREMENTS.............................................113 CHECK AND ADJUSTMENT OF TRAVEL...........................................115 24 MAINTENANCE STANDARD..........................................................119 MAINTENANCE STANDARD.........................................................120 MAIN CLUTCH (D20-5)......................................................121 BOOSTER SPRING AND INERTIA BRAKE.........................................123 TRANSMISSION (D20-5).....................................................124 DAMPER (D21-5)...........................................................128 HYDROSHIFT TRANSMISSION (D21-5)..........................................129 TRANSMISSION CONTROL VALVE (D21-5).......................................131 TRANSMISSION AND STEERING PUMP...........................................133 BEVEL GEAR SHAFT.........................................................134 STEERING CLUTCH..........................................................136 STEERING BRAKE...........................................................140 STEERING CONTROL VALVE...................................................141 STEERING MAIN RELIEF VALVE...............................................142 FINAL DRIVE..............................................................143 Ⅲ. UNDERCARRIAGE.....................................................................145 31 STRUCTURE AND FUNCTION........................................................145 STRUCTURE AND FUNCTION.......................................................146 TRACK SHONE..............................................................147 IDLER ...................................................................149 TRACK ROLLER,CARRIER ROLLER..............................................150 RECOIL SPRING............................................................151 TRACK FRAME..............................................................152 34 MAINTENANCE STANDARD..........................................................154 MAINTENANCE STANDARD.........................................................155 TRACK FRAME..............................................................156 RECOIL SPRING ...........................................................157 IDLER....................................................................158 TRACK ROLLER.............................................................160 CARRIER ROLLER...........................................................162 TRACK SHOE...............................................................164 Ⅵ. HYDRAULIC SYSTEM..................................................................166 61 STRUCTURE AND FUNCTION........................................................166 STRUCTURE AND FUNCTION.......................................................167 GENERAL .................................................................168 HYDRAULIC PIPING.........................................................170 HYDRAULIC CONTROL VALVE..................................................176 MAIN RELIEF VALVE........................................................180 SAFETY VALVE AND SUCTION VALVE...........................................181 HYDRAULIC DIAGRAM........................................................183 HYDRAULIC CYLINDER.......................................................193 62 TESTING AND ADJUSTING.........................................................196 TESTING AND ADJUSTING........................................................197 STANDARD VALUES..........................................................198 HYDRAULIC OIL PRESSURE...................................................199 HYDRAULIC OIL TEMPERATURE................................................200 TRAVEL AND OPERATING FORCE OF WORK EQUIPMENT LEVER.......................201 MEASURING OF HYDRAULIC DRIFT OF WORK EQUIPMENT...........................201 BLEEDING AIR FROM ANGLE CYLINDER HEAD CIRCUIT............................202 64 MAINTENANCE STANDARD..........................................................203 MAINTENANCE STANDARD.........................................................204 HYDRAULIC CONTROL VALVE..................................................205 SUCTION VALVE, SAFETY VALVE..............................................207 CYLINDER.................................................................208 Ⅶ. WORK EQUIPMENT....................................................................213 71 STRUCTURE AND FUNCTION........................................................213 STRUCTURE AND FUNCTION.......................................................214 WORK EQUIPMENT...........................................................215 74 MAINTENANCE STANDARD..........................................................218 MAINTENANCE STANDARD.........................................................219 WORK EQUIPMENT...........................................................220
DESCRIPTION:
KOMATSU D20,21A,P,PL SHOP MANUAL SEBM0101D00 – PDF DOWNLOAD
This shop manual has been prepared as an aid in improving the quality of repairs by giving the serviceman an accurate understanding of the product and by showing him the correct way to perform repairs and make judgements. Make sure you understand the contents of this manual and use it to full effect at every availably opportunity.
Organization
This shop manual mainly contains the necessary technical information for operations performed in a service workshop. For ease of understanding, the manual is divided into chapters for each main group of components; these chapters are further divided into the following sections.
Structure and function
This section explains the structure and function of each component. It serves not only to give an understanding of the structure, but also serves as reference material for troubleshooting.
Testing and adjusting
This section explains checks to be made before and after performing repairs, as well as adjustments to be made at completion of the checks and repairs. Troubleshooting charts correlating “Diagnoses” to “Causes” are also included in this section.
Disassembly and assembly
This section explains the order to be followed when removing, installing, disassembling or assembling each component, as well as precautions to be taken for these operations.
Maintenance standards
This section gives the judgement standards when inspecting disassembled parts.
S.S 17/12/24
