Komatsu D20, 21A, P,PL Bulldozers Shop Manual PDF

This Shop Manual has been developed and collected by specialists in order to maintain the work of bulldozers for many years and to ensure safe and high-quality work. Factory tutorial includes structure and function, testing and adjusting, engine section, maintenance standard, hydraulic system, technical service information, many schemes, troubleshooting instructions, and many others.

All additional information in this electronic guide will help people who have not previously had experience in this field. But important to read the safety rules and recommendations to avoid breakdowns, injuries, or malfunctions. An online text comes in PDF format with 223 pages for reading. For high-quality transmission of all data, as well as for the correct display of charts and diagrams, we recommend installing Adobe Reader PDF.  Komatsu material supports English. If you have any questions - write to us about them.

D20, 21A, PL-5  45001 and up
D20, 21P-5      45003 and up

Table of Contents:

GENERAL
01.GENERAL

ENGINE
11. STRUCTURE AND FUNCTION
12. TESTING, ADJUSTING

POWER TRAIN
21 STRUCTURE AND FUNCTION
22 TESTING, ADJUSTING
24 MAINTENANCE STANDARD

UNDERCARRIAGE
31 STRUCTURE AND FUNCTION
32 TESTING, ADJUSTING
34 MAINTENANCE STANDARD

HYDRAULIC SYSTEM
61 STRUCTURE AND FUNCTION
62 TESTING, ADJUSTING
64 MAINTENANCE STANDARD

WORK EQUIPMENT
71 STRUCTURE AND FUNCTION
72 TESTING, ADJUSTING
74 MAINTENANCE STANDARD