Komatsu PC22MR-3, Руководство по эксплуатации и техническому обслуживанию

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MACHINE CONFIGURATION FOR THE INSTALLATION OF ATTACHMENTS
OPTIONAL EQUIPMENT
6-8
(2) Selection valve
The selector valve adjusts the flow of hydraulic oil.
WARNING
If a general equipment is used when the selector valve is
not installed, the movements of equipment may not
correspond to the commands given by the operator
causing serious injury.
Before selecting the position on the valve, remove the wing nut
(B) and the stop (A).
q
Position (a): for applications requiring the use of the
generic equipment.
Spool (C) completely rotated clockwise.
q
Position (b): for applications requiring the use of the
hydraulic breaker.
Spool (C) completely rotated counterclockwise.
After having selected the location, fit the wing nut (B) and stop
(A).
Width across face of square portion of spool (C):
9 mm
(3) Optional equipment control pedal
The pedal controls oil delivery to and return from the optional
equipment.
q
Upper part of the pedal (A) pressed:
The oil flows to the right side of the arm (hydraulic tank
side).
q
Lower part of the pedal pressed (B):
The oil flows to the left side of the arm (operator seat side).
RKA33520
A
B
WEAM014500