Komatsu WA900-3, WA900-3E0 Wheel Loader Service Manual Workshop Guide

Format : PDF
SUPPLIED AS DOWNLOADABLE LINK

Manual Included:
Shop Manual:
1153 pages and 1557 pages
Specifications:
Brand:
Komatsu
Model:
WA900-3, WA900-3E0
Type:
Loader
Serial Number:
50001 and up
Manuals:
Shop Manual
Publication Numbers:
SEN02034-09 and SEBM013514
Language:
English
Format:
PDF

Description
Table of Contents
Index and foreword
Specification
Structure, functions and maintenance standard
Standard value table
Testing and adjusting
Troubleshooting
Disassembly and assembly
Diagrams and drawings
Disassembly and assembly of accumulator charge valve
Disassembly
1. Remove PPC relief valve (2) from valve body (1).
2. Remove O-rings (3), (5) and 2 backup rings (4) from the PPC relief valve.
3. Remove plug (6) from valve body (1), then remove spring (7) and spool (8).
4. Remove the O-ring (9) from plug (6).
5. Remove bushing (10) from valve body (1).
6. Remove snap ring (11), filter (12) and O-ring (13) from bushing (10).
7. Remove locknut (14) from valve body (1), then remove adjustment screw (15).
8. Remove retainer (16), spring (17), shim (18) and O-ring (19) from adjustment screw (15).
9. Remove plug (20) from valve body (1), then remove retainer (21), piston (22) and valve seat (23).
10. Remove O-ring (24) from plug (20).
11. Remove locknut (14) from valve body (1), then remove adjustment screw (15).
12. Remove ball (25), spring (26), shim (18) and O-ring (19) from adjustment screw (15).
13. Remove plug (27) from valve body (1), then remove orifice (28).
14. Remove snap ring (29) from valve body (1), then remove filter (30).