Inner B-Pillar Prepare For Installation - Ar63.20-P-1350-02MFA

Model 177.0/1/9 

Model 247.0/6/7 

The following operation steps are shown on the left side of the vehicle. In case of damage on the right side of the vehicle, these steps must be performed analogously.

The superordinate service document as well as the safety information in the service document must be observed.

1. Mark separating points on B-pillar (1) and disconnect (areas A and B).

   Transfer separation points from vehicle.

2. Drill out spot welds on B-pillar (1) with a diameter of 6.5 mm (areas C₁ and C ₄ ).
3. Expose spot welds on B-pillar (1) and cut off from inside (areas C₂ and C ₃ ).

   Courtesy of MERCEDES-BENZ USA

4. Grind mating surfaces on B-pillar (1) down to bare metal in the cross-hatched areas.

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

5. Remove grinding dust and drill chips.
6. Apply zinc dust paint to insides of spot weld flanges. onto connecting flanges that are no longer accessible after installing side roof paneling.

   Do not coat bonding surfaces with zinc dust paint (areas D₁ and D ₂ ).

   Otherwise adhesion problems can occur.

   Observe pretreatment of bonding surfaces.

   Courtesy of MERCEDES-BENZ USA