Brake Pads - Installing Vibration Dampers

Group
4

Number
8902

Model
928S/928 S4

Part Identifier
4636

March 17, 1989

Subject:
Brake Vibration Dampers

Vibration dampers with adhesive surface are installed on the front axle brake caliper pistons.

From production date: November 1988

When replacing brake pads, the vibration dampers must be replaced.

Vibration damper installation instructions

1. Clean the contact surfaces piston/vibration damper and vibration damper/brake pad with mineral spirits.

Do not use lubricants on contact surfaces

2. Install vibration dampers on fully retracted pistons.

3. Peel off vibration damper protective foils.

4. Install brake pads.





Front vibration damper applications

For further information on vibration dampers and brake pad applications refer to Technical Bulletin Group 4, Number 8810, Book E, page 179.

Important:
When converting from brake pads with asbestos to asbestos-free brake pads, the brake disc surface area must be cleaned with sandpaper if they are not being machined.