Inner A-Pillar Preparation - Ar63.20-S-1106-02E

Model 447, 448 

Courtesy of MERCEDES-BENZ USA

1. Grind mating surfaces down to bare metal on inner A-pillar (3) in crosshatched areas.

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

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

Do not coat bonding surface (area A) with zinc dust paint. Otherwise there may be adhesion problems.

Observe pretreatment of bonding surfaces (area A).