6-3
Parking brake is operated by the spring force and released by hydraulic pressure.
If the engine or transmission does not operate, the parking brake will be operated to stop the truck.
For an emergency, the parking brake can be released as below.
2. PARKING BRAKE RELEASE
4
2
P
S
1
5
3
6
100D7BS117
1 Thrust bolt
2 Bank of cup springs
3 Adjusting screw
P Even surface
S Socket wrench
4 Screw cap
5 Lock nut
6 Piston
The truck has to be secured against rolling away.
Release the screw cap (4) and unscrew
Release the lock nut (5) and turn the adjusting screw (3) with socket wrench size 8 or 10 manually
counter-clockwise until the brake disc is free.
For the emergency release is an actuation torque of 4.1
For the emergency release is an actuation torque of 4.1
kgf · m
(29.5
lbf · ft
) respectively 7.1
kgf · m
(51.6
lbf · ft
) required.
Mount the lock nut (5) and the screw cap (4) and tighten both as far as possible manually.
(protection against dirt)
Now, the truck do not have any brake function. The truck must be secured against moving
Now, the truck do not have any brake function. The truck must be secured against moving
away with proper means. Before putting the truck into operation again, the brake has to be
away with proper means. Before putting the truck into operation again, the brake has to be
adjusted again. Refer to the service manual.
adjusted again. Refer to the service manual.
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