Komatsu PC200-8M0, Shop Manual

Page: 1084 / 1254

SEN06146-00
50-500
10
PC200, 200LC, 220, 220LC-8M0
500 Hydraulic system
Removal and installation of control valve assembly
10. Disconnect connectors V 23 (14) and V24 (15).
a
Band: (14) red, (15) white
11. Disconnect connectors (14) and (15) from clip.
12. Disconnect bracket (16).
13. Disconnect clamp (17).
14. Disconnect R.H. PPC hose (18). From the top,
OPT (Hose band: yellow)
Bucket CURL (Hose band: white)
L.H. travel forward (Hose band: red)
Boom LOWER (Hose band: brown)
R.H. swing (Hose band: no color)
R.H. travel forward (Hose band: green)
Arm IN (Hose band: blue)
15. Disconnect hose (19). (Hose band: brown)
q (19): PST port hose (solenoid)
16. Disconnect hoses (20) through (23).
a
Hose band: No color
q
(20): relief valve
q
(21) – (23): If equipped
17. Disconnect L.H. PPC hose (24). From the top,
Bucket DUMP (Hose band: black)
L.H. travel reverse (Hose band: no color)
Boom RAISE (Hose band: green)
L.H. swing (Hose band: red)
R.H. travel reverse (Hose band: blue)
Arm OUT (Hose band: yellow)
18. Disconnect Ls separation hose (25).
19. Disconnect clamp (26).
20. Disconnect drain hose (27).
a
Disconnect the hose clamp.