Clutch Slave Cylinder: Service and Repair

21 52 510 - Removing and installing/replacing clutch slave cylinder (plastic)





Special tools required:
- 13 3 010

Note:
After completing work bleed clutch hydraulic system Service and Repair.





Seal hydraulic line to clutch slave cylinder with special tool 13 3 010.





Release nuts and remove clutch slave cylinder (1) with holder (2).

Installation:
Replace self-locking nuts.

Tightening torque 21 52 5AZ [1][2]Clutch Hydraulic System.





Unlock spring retainer (1).

Disconnect hydraulic line (2).





Press cylinder together by hand.

Connect hydraulic line with cylinder pressed.





Remove special tool 13 3 010.

Hold cylinder piston vertically downwards.

Press piston 5 times into cylinder.





Press in piston until it engages.

Install clutch slave cylinder.

Bleed clutch hydraulics Service and Repair.

Installation:
Clean thrust member (1) and contact face on release lever.

Lightly grease thrust member (1) on contact face (2).

Grease, refer to BMW Service Operating Fluids.