Prepare Inner Side Wall And Outer Rear Wheelhouse For Installation - Ar63.10-P-6050-02CLW

Model 205.3 

The following steps are shown on the left side of the vehicle and must be performed analogously on the right side in the event of damage.

Fig 1: Inner C-Pillar Side Wall Installation Preparation Locations (Model 205.3)

Courtesy of MERCEDES-BENZ USA

1. Cut laser seams on inner C-pillar side wall (1) (areas A).
2. Cut out spot welds on inner C-pillar side wall (1) (areas B).
3. Expose spot welds on inner C-pillar side wall (1) from inside and cut out (area C).
4. Mark separating point on inner C-pillar side wall (1) and cut (area D).

   Transfer separation point from vehicle.

   Observe overlap of approx. 5 mm.

5. Grind mating surface on inner C-pillar side wall (1) down to bare metal in crosshatched area (area E).

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

   Otherwise adhesion problems may occur.

   Observe preliminary treatment of bonding surface.

   Courtesy of MERCEDES-BENZ USA

   Courtesy of MERCEDES-BENZ USA

6. Grind mating surfaces on inner C-pillar side wall (1) down to bare metal in crosshatched inner C-pillar side wall.

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

   Grind mating surface down to bare metal on both sides (area F).

7. Remove grinding dust.
8. Coat insides of spot weld flanges with zinc dust paint.
9. Grind mating surfaces on reinforcement (2) down to bare metal in the crosshatched areas.

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

10. Remove grinding dust.
11. Coat insides of spot weld flanges with zinc dust paint.

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

    Otherwise adhesion problems may occur.

    Observe preliminary treatment of bonding surface.

    Courtesy of MERCEDES-BENZ USA