Upper A-Pillar Outer Paneling Prepare For Installation - Ar63.20-S-1105-02E

Model 447, 448 

Courtesy of MERCEDES-BENZ USA

1. Scribe separating points and cut (areas A to C).

   Take separation points from vehicle.

   Courtesy of MERCEDES-BENZ USA

2. Punch holes for MAG welding on upper A-pillar outer paneling (1) (areas D and E).
3. Grind mating surfaces down to bare metal in crosshatched areas and around holes (areas D and E).

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

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