Preparing Side Roof Frame For Installation - Ar65.20-P-1200-02SR

MODEL 453.3 

1. Grind mating surfaces on side roof frame (1) down to bare metal in crosshatched areas.

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

   Courtesy of MERCEDES-BENZ USA

2. Remove shavings and drill chips with wet/dry vacuum cleaner.
3. Coat insides of spot welding flanges with zinc dust paint.