If the engine does not run for some reason, release the parking brake according to the following procedure and
tow the machine.
METHOD FOR RELEASING
PARKING BRAKE WITH PARKING BRAKE EMER-
GENCY RELEASE VALVE
CAUTION
When the parking brake switch is OFF (released) and the parking brake emergency release valve is
opened, the parking brake is released instantly.
Under this
condition, even if you feel danger and close the parking brake emergency release valve try-
ing to stop the machine, the parking brake does not work immediately.
If the pressure in brake accumulator is high, do as follows. (When the brake oil pressure caution lamp is not lit
while the key is turned to ON position.)
1.
Turn the starting switch to OFF position (A).
2.
Loosen lock nut (1) of the release valve by turning it coun-
terclockwise.
3.
Open the release valve by turning grip (2) counterclock-
wise.
REMARK
The release valve
is located at the left front part inside the
rear frame and installed to the accumulator mounting
bracket.
4.
Turn the starting switch to ON position (B).
TROUBLES AND ACTIONS OPERATION
3-246
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