Komatsu PC130-6K 2001 Operation & Maintenance Manual page 75

HYDRAULIC OIL FLOW
When the front of the pedal is depressed, the oil flows to the left
piping for the work equipment; when the rear of the pedal is depressed
the oil flows to the right piping for the work equipment. (When the breaker
is installed, only the front pedal is used).
6. BREAKER, GENERAL ATTACHMENT (CRUSHER ETC.) SELEC-
TOR VALVE
SELECTOR VALVE
This switches the flow of the hydraulic oil.
Position : When breaker is used
Position : When general attachment is used (crusher etc.)
11. EXPLANATION OF COMPONENTS
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