Prepare Outer Side Longitudinal Member - Ar63.30-P-1050-02SRC

Model 453.3/4 

Shown on model 453.4 

1. Mark and cut separating points on outer side longitudinal member (1) (areas A and B).

   Transfer separation points from vehicle.

   Fig 1: Locating Cut Lines A & B And Area C

   Courtesy of MERCEDES-BENZ USA
2. Grind mating surfaces on outer side longitudinal member (1) down to bare metal in crosshatched areas.

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

   Grind mating surfaces down to bare metal on inside (area C).

3. Remove grinding dust.
4. Coat insides of spot weld flanges with zinc dust paint.

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

   Otherwise adhesion problems may occur.