Removing rear brake disc
1. Disconnect plug connection for brake pad wear indicator on wheel carrier.
2. Remove screw plug -arrow- . The adjustment device can be turned through this bore. See Fig 1.
3. Turn the brake disc in such a way that the adjustment device becomes visible. With a screwdriver through the bore, turn the adjustment device towards "release". See Fig 2.
4. Push brake pad back slightly and evenly with piston resetting fixture (replaces P83) NR.144 , see Workshop Equipment Manual, Chapter 2.4 -direction arrow- . See Fig 3.
5. Undo brake caliper on wheel carrier and hang it in a suitable place in the wheel well (do not open the brake hydraulics). But first pull out the electrical lines from the holder on the brake caliper and the brake pad wear line from the holder on the wheel carrier.
6. Remove brake disc after unscrewing the fastening screw. If necessary, remove the brake disc by tapping it gently with a rubber hammer.