Komatsu PC200-8M0 Shop Manual page 1086

SEN06146-00
28. Remove boom tube mounting clamp (40).
29. Disconnect 4 boom hoses (41).
30. Disconnect horn (42) from bracket.
31. Remove boom tube mounting clamp (43).
32. Disconnect hose (44).
33. Disconnect 14 control valve hoses and 2
tubes.
q (45): From the top
A-1 port hose (If equipped)
A1 port hose
A2 port hose
A3 port tube
A4 port hose
A5 port hose
A6 port hose
12
50-500
(Bucket head side)
(Swivel joint B port)
(Boom bottom side)
(Swing motor MA port)
(Swivel joint C port)
(Arm head side)
Removal and installation of control valve assembly
(46): From the top
q
B-1 port hose (If equipped)
B1 port hose
B2 port hose
B3 port tube
B4 port hose
B5 port hose
B6 port hose
q BP1 port hose (25) (above)
q T1 port (drain) hose (27) (above)
PC200, 200LC, 220, 220LC-8M0
500 Hydraulic system
(Bucket bottom side)
(Swivel joint A port)
(Boom head side)
(Swing motor MB port)
(Swivel joint D port)
(Arm bottom side)