Brake Caliper Piston, FS III

Brake Caliper Piston, FS III

Special tools, testers and auxiliary items required

• Trim Removal Wedge (3409)

• Piston Resetting Tool (T 10145)

Removing

- Force piston from brake caliper using compressed air.

• Place a wooden board into the recess of the caliper housing so it is not damaged.








- Remove seal with (3409).






When removing, make sure that surface of cylinder is not damaged.

Installing

- The surface of the piston and seal must only be cleaned with mineral spirits and then dried.

- Thinly coat piston and seal with assembly paste G 052 150 A2 before inserting.

- Install sealing ring in brake caliper.

- Place protective cap with outer sealing lip onto piston.






- Insert inner sealing lip in cylinder groove with (3409).

Hold piston in front of brake caliper for this procedure.






- Press piston into brake caliper using piston resetting tool.






Outer sealing lip of protective cap will then engage in piston groove.