65
CONTROLS
Accessories
1. Start the engine and press the auxiliary
hydraulic button (B).
(The residual pressure is released from
the (a) port line, and pressure is generated
in the (b) port.)
2. Stop the engine and open the selector
valve (1) on the machine body.
(The residual pressure is released from
the (b) port line.)
When equipped with accumulator (option) :
Refer to page 204 “Releasing the residual
pressure”.
Selector valve
O: Open .......When using a hydraulic
breaker (1-way flow)
S: Closed..... When using a reversible
attachment (2-way flow)
Change the direction of the hydraulic oil flow
by opening or closing the selector valve on
the machine body.
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