Prepare Rear Roof Frame For Installation - Ar65.20-P-1008-02MFA

Model 177.0 

Model 247.0/6/7 

Further information can be found in the superordinate service document.

The safety information in the superordinate service document must be observed.

1. Grind down mating surfaces on lower rear roof frame (2) down to bare metal in the cross-hatched areas.

   Grind spot weld flanges down to bare metal on both sides.

2. Remove shavings and drill chips.
3. Apply zinc dust paint to insides of spot weld flanges.

   Do not coat bonding surfaces (area E) with zinc dust paint.

   Otherwise adhesion problems can occur.

   Courtesy of MERCEDES-BENZ USA

   Courtesy of MERCEDES-BENZ USA

4. Grind upper rear roof frame (1) down to bare metal in the cross-hatched areas.
5. Remove shavings and drill chips.
6. Apply zinc dust paint to insides of spot weld flanges.

   Do not coat bonding surfaces with zinc dust paint (F areas).

   Otherwise adhesion problems can occur.