5.
Set the parking brake switch to ON position (A) (operated).
6.
Set to OFF position (B) (released).
The parking brake is released.
7.
To restore the function of the parking brake, turn grip (2) of
the release valve
clockwise to close the release valve,
then turn locknut (1) clockwise to lock.
Tightening torque
Grip (2): 20 ± 5 Nm {2.0 ± 0.5 kgm}
Lock nut (1): 20 ± 5 Nm {2.0 ± 0.5 kgm}
8.
Set the parking brake switch to ON position (A).
The parking brake is applied.
To release the parking brake again, repeat the procedure
in steps 1 to 6.
REMARK
If the pressure in brake accumulator is low, the parking brake caution lamp may not go out or the alarm buzzer
may sound (continuous beep). In this case, release the brake. For details, see “METHOD FOR RELEASING
PARKING BRAKE WITH BOLT (3-247)”.
METHOD FOR RELEASING PARKING BRAKE WITH BOLT
1.
Remove plugs (1) and (2) in front of the transmission case.
2.
Remove 2 bolts among mounting bolts (3) (4 pieces), with
higher mounting seat
(3 mm), being used for mounting the
parking brake chamber cover.
3.
Insert bolts (3) into the holes from which plugs (1) and (2) were removed.
Screw in the bolts evenly until they stop.
The parking brake is released.
OPERATION TROUBLES AND ACTIONS
3-247
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