CombiLift C5000 - Mechanical Release of Park Brake

Operation
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C3M2-OM-EN-02
3. Open the bonnet from the rear of the truck.
4. Allow the truck to cool down if necessary.
5. Loosen the lock nut (2) on the bypass valve (A) by turning counter-clockwise
one half rotation with a 13mm spanner.
6. Use a 4mm Allen key to screw in the screw (1) clockwise until it is against the
spring disc. This is apparent by the increased resistance. Then screw the screw
(1) one half turn into the spring disc.
7. Tighten the lock nut (2) clockwise with a torque of 22 Nm.
8. Repeat steps 3 to 5 on the other bypass valve on the opposite side of the drive
pump.
To deactivate the bypass function:
1. Loosen the lock nut (2) on the bypass valve with a 13mm spanner, then turn the
screw (1) counter-clockwise with a 4mm Allen key to the stop.
2. Retighten the lock nut (2), turning clockwise with a torque of 22 Nm.
3. Repeat steps 1 and 2 on the other bypass valve on the opposite side of the drive
pump.
5.20.2 Mechanical Release of Park Brake
To release the park brake:
1. Remove the rubber plug (A) from the centre of the
brake protector plate.
2. Take a fully threaded M12x80mm socket head bolt
and screw on an M12 hex nut (B) up to the bolt
head.
3. Take an M12 flat washer and oil both sides, then
insert the bolt into the washer.
4. Take a spacer (C) and insert the M12 bolt with the
nut and washer into the hole in the spacer.
5. Place the spacer against the brake housing (D) with
the M12 bolt inserted into the hole left by the rubber
plug.
Caution
The truck must be secured to prevent it from rolling off before releasing the
park brake.
Re-engage the park brake as soon as the towing operation is complete.
Note
Switch off the bypass function immediately after towing.
A
C