Komatsu PC210-8 Shop Manual page 1085

50 Disassembly and assembly
27. Remove boom tube mounting clamp (40).
28. Disconnect four boom hoses (41).
29. Disconnect horn (42) from bracket.
30. Remove boom tube mounting clamp (43).
31. Disconnect hose (44).
32. Disconnect fourteen control valve hoses and
two tubes.
(45): From the top
q
A-1 port hose
A1 port hose
A2 port hose
A3 port tube
A4 port hose
A5 port hose
A6 port hose
PC210, 230, 240-8
(OPT)
(bucket head side)
(Swivel joint B port)
(boom bottom side)
(Swing motor MA port)
(Swivel joint C port)
(arm head side)
(46): From the top
q
B-1 port hose (OPT)
B1 port hose (bucket bottom side)
B2 port hose (Swivel joint A port)
B3 port tube
B4 port hose (Swing motor MB port)
B5 port hose (Swivel joint D port)
B6 port hose
BP1 port hose (25)(above)
q
T1 port (drain) hose (27)(above)
q
UEN00663-02
(boom head side)
(arm bottom side)
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