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11. EXPLANATION OF COMPONENTS
11.19.1 METHOD FOR RELEASING PRESSURE IN
CONTROL CIRCUIT OF MACHINES EQUIPPED
WITH ACCUMULATOR
1.
Lower the work equipment to the ground. Close any attachment such
as the crusher attachment jaws, etc.
2.
Stop the engine.
3.
Move the safety lock lever completely in the FREE position. Move
the work equipment control lever and attachment control pedal full to
the back and forth, right and left so as to release the pressure in the
control circuit.
4.
Move the safety lock lever to the lock position. Lock the control lever
and attachment control pedal. The pressure, however, will not be
completely released, so when the accumulator is removed in the
control circuit, gradually loosen the screws. Never stand in the oil
ejection direction.
2-38
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