Contents: Dismantling ↓ Installation ↓
Dismantling
Remove the wheel cap.
Loosen the wheel bolts.
Remove the cotter pin and unscrew the axle nut.
Caution! When loosening and tightening the castle nut, the vehicle must be on its wheels for safety reasons!
The brake drum can be removed without the hub. In this case, there is no need to loosen the nut.
Raise the rear of the vehicle.
Remove the wheel.
Unscrew 2 bolts from the brake drum, remove the drum, if necessary, before doing this, move the handbrake cables using the equalizing lever and the brake shoes using the adjusting gear, see "Releasing the rear wheel brake" and "Handbrake".
In any case, the brake drum must be rotated by hand before removal.
(46-392) If you need to remove the wheel hub as well, use a suitable puller and remove the brake drum together with the rear wheel hub.
A brake drum that has scratches should be rebored or replaced.
Installation
Adjust the rear wheel brakes, see "Adjusting the rear wheel brakes".
Install the hub with the brake drum or just one drum. Before doing this, check the brake drum for wear, damage, compliance with the established dimensions and flawless braking surfaces.
If only the brake drum was removed, secure it with two bolts.
Screw on the crown nut and tighten slightly.
Screw on the wheel.
Lower the car.
Caution! The castle nut can only be tightened when the wheels are on the ground.
Tighten the crown nut (cotter pin 6) with a torque of 500 Nm, the crown nut with cotter pin 10 - with a torque of 500 Nm. If now the cotter pin does not pass through the hole, tighten the crown nut further.
Tighten the wheel bolts crosswise to 180 Nm.
Install the wheel cover.
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