mercedesbenz Workshop Repair Guides

Mercedes Benz Workshop Service and Repair Manuals

Drum Brake System > < Brake Discs - Coating Removed During Thorough Test Drive|Page 3984
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Brake Rotor/Disc: Service and Repair

REMOVAL

1.

Unbend locking plate, remove hex-head bolts from caliper and remove caliper.

2.

Support caliper (including hose) from torsion bar by means of a suitable hook (diagonal swing axle only).

3.

If vehicle is equipped with "starting torque compensation", remove bolts from brake hose holder, then suspend caliper as noted above.

4.

Remove disk from axle flange. 

INSTALLATION

1.

Remove any rust or burrs from contact surfaces between brake disk and axle flange.  Coat fitted seat of flange with "Molykote Paste 'U'" or
equivalent.

2.

If installing a NEW brake rotor, remove corrosion protection from rotor with cleaning solvent.

3.

Mount rotor to hub ensuring that fitted pin correctly enters brake disk.

4.

Install caliper using NEW self-locking bolts.

Torque bolts to 90 Nm.

CAUTION:Before test driving vehicle, pump brake pedal several times to establish proper clearance between brake pads and disk.

Drum Brake System > < Brake Discs - Coating Removed During Thorough Test Drive|Page 3984