Komatsu D475A-5E0 Operation & Maintenance Manual page 89

EXPLANATION OF COMPONENTS
ROOM LAMP SWITCH
Switch (2) lights the room lamp.
ON position: Lamp lights up
OFF position: Lamp goes out
WIPER SWITCH
Switch (3) activates the wipers.
The wiper switches are as follows:
(A) L.H. door
(B) Front window
(C) R.H. door
(D) Rear window
On machines with the double wiper specification, operate the
switches on left door (A) and right door (C) to operate the wipers at
the top and bottom of the door simultaneously.
This is also used as the window washer switch.
The switch is operated as follows.
Window washer only
Keep the switch pressed to OFF position to spray out water.
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OPERATION