Without DSC

Removing And Installing / Replacing the Master Brake Cylinder

Note:
General information.

After completing work, bleed brake system.

Remove expansion tank.

Remove battery box (R50).

Remove intake filter housing (R53).





Disconnect brake pipes (1).
Brake pipe couplings
M10 x 1 14 Nm
M12 x 1 14 Nm

Remove nuts (2).

Remove brake master cylinder from brake booster.

Install hint:
Replace self-locking nuts.
Brake pipe couplings
M10 x 1 14 Nm
M12 x 1 14 Nm





Install hint:
Replace O-ring (1) and (2).





Install hint:
When inserting master brake cylinder into brake booster, make sure pressure rod of brake booster and pressure rod of master brake cylinder are in one plane.