Complete workshop repair & service manual with electrical wiring diagrams for Komatsu Bulldozer/Dozer Shovel D20A-5, D20P-5, D20PL-5, D21A-5, D21P-5, D21PL-5, D20A-6, D20P-6, D20PL-6, D20PLL-6, D20S-6, D20Q-6, D20P-6A, D21A-6, D21E-6, D21P-6, D21PL-6, D21S-6, D21Q-6, D21P-6A, D21S-6A, D21P-6B, D20AG-7, D20PL-7, D20PLL-7, D20P-7A, D20PG-7A, D21A-7, D21AG-7, D21QG-7, D21S-7, D21PG-7A, D21A-8, D21P-8, D21A-8E0, D21P-8E0. It's the same service manual used by dealers that guaranteed to be fully functional and intact without any missing page.

This Komatsu Bulldozer D20/D21 service & repair manual (including maintenance, overhaul, disassembling & assembling, adjustment, tune-up, operation, inspecting, diagnostic & troubleshooting…) is divided into different sections. Each section covers a specific component or system with detailed illustrations. A table of contents is placed at the beginning of each section. Pages are easily found by category, and each page is expandable for great detail. The printer-ready PDF documents work like a charm on all kinds of devices.

427 MB PDF:

SEAD000905 - Bulldozer D20A,PL,PLL-7 & D20-7A & D21A-7 & D21P-7A Operation & Maintenance Manual.pdf
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
SEAM000909T - Bulldozer D20A,PL,PLL-7 & D20P-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
SEAM01020603 - Dozer Shovel D20S,Q-6 & D21S,Q-6 & D21S-6A Operation & Maintenance Manual.pdf
SEBM0101D00 - Bulldozer D20A,P,PL-5 & D21A,P,PL-5 Shop Manual (SN45001&up).pdf
SEBM001408 - Bulldozer D20AG,PL,PLL-7 & D20P,PG-7A & D21A,AG,QG,S-7 & D21PG-7A Shop Manual.pdf
SEBM001408 - D20PL,PLL,AG-7 & D20P,PG-7A & D21A,S,AG,QG-7 & D21PG-7A Shop Manual.pdf
SEBM033605 - Bulldozer D21A-8 & D21P-8 Shop Manual (SN83001&up).pdf
SEBM01040604 - D20A,P,PL,PLL,S,Q-6 & D20P-6A & D21A,E,P,PL,S,Q-6 & D21P,S-6A & D21P-6B Shop Manual (SN60001&up).pdf
SEN03320-04 - Bulldozer D21A-8E0 & D21P-8E0 Shop Manual (SN90001&up).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

EXCERPT:
CONTENTS
01 GENERAL ................................... 01-1
10 STRUCTURE AND FUNCTION ........................ 10-1
20 TESTING AND ADJUSTING............................... 20-1
30 DISASSEMBLY AND ASSEMBLY ......................... 30-1
40 MAINTENANCE STANDARD............................ 40-1
90 OTHERS............................ 90-1
…
100 Testing and adjusting
Adjusting brake lining clearance
* If the travel of the brake pedal has become excessive, or the steering clutch or brake have been disassembled, adjust the lining clearance as follows.
1. Remove cover (1).
2. Tighten adjustment nut (2) to 39.2 Nm {4 kgm} to bring lining (4) into tight contact with brake drum (3).
3. Turn adjustment nut (2) back 4 turns to adjust standard clearance (A) to 0.3 mm.
* Use the above lining clearance for reference.
Check the proper clearance by the brake pedal stroke. At this time, turn the adjustment nuts on both sides by the same angle.
…