Prepare Rear Longitudinal Member Section - Ar64.20-P-1260-02FR

Model 257 

The following operation steps are shown on the left side of the vehicle. In the event of damage to the right side of the vehicle, this must be carried out in the same way.

The overriding customer service document and the safety notes in the customer service document must be observed.

1. Grind mating surfaces on rear-end floor (1) down to bare metal in crosshatched areas.

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

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

   Do not coat bonding surfaces with zinc dust paint (areas A).

   Otherwise adhesion problems may occur.

   Observe pretreatment of bonding surfaces.

   Courtesy of MERCEDES-BENZ USA

4. Grind mating surfaces on rear-end floor (1) down to bare metal in crosshatched areas.

   Only on repair on right side of vehicle.

5. Remove grinding dust.

   Only on repair on right side of vehicle.

   Observe pretreatment of bonding surfaces.

   Courtesy of MERCEDES-BENZ USA

   Courtesy of MERCEDES-BENZ USA

6. Grind mating surfaces on rear longitudinal member (2) down to bare metal in crosshatched areas.

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

7. Remove grinding dust.
8. Coat insides of spot weld flanges with zinc dust paint.

   Do not coat bonding surfaces with zinc dust paint (areas B).

   Otherwise adhesion problems may occur.

   Observe pretreatment of bonding surfaces.