Komatsu Galeo PC138US-8 Shop Manual page 917

50 Disassembly and assembly
(Operator cab side)
5) Disconnect wiring connectors (39) to (41).
(39): P61 (Bucket dump switch)
(40): P62 (Arm dump switch)
(41): P63 (Boom raise switch)
6) Disconnect hose (42) to the attachment.
(Machine with the attachment)
(Color band: Red-Red)
7) Disconnect travel switch connectors (38)
and (39).
(43): (Black-Yellow)
(44): (Brown-Yellow)
8) Disconnect travel motor hoses (40) and
(41).
(Color band)
(45): (Black-Yellow)
(46): (Brown-Yellow)
PC138US, USLC-8
7. Disconnect 8 hoses (47) to (54) from the oper-
ation pattern select valve assembly. (Machine
with the select valve)
(From the upper side of operator cab)
(47): Brown (Swing right)
(48): Green (Arm digging)
(49): White (Swing left)
(50): Orange (Arm dump)
(From the upper side of the hydraulic tank)
(51): Yellow (Boom raise)
(52): Black (Boom lower)
(53): Red (Bucket dump)
(54): Blue (Bucket digging)
a For a machine without the operation pat-
tern select valve, disconnect 8 hoses
installed in the following order from the top
to the solenoid valve installation frame as
s hown i n Procedure 4- 4 (Photo No.
CPP15287).
Red (Bucket dump)
Orange (Arm dump)
Yellow (Boom raise)
Blue (Bucket digging)
Green (Arm digging)
Black (Boom lower)
White (Swing left)
Brown (Swing right)
SEN02715-00
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