Cut Off Rear End Center Assembly - Ar64.20-P-1000-02LWR

Model 205.4 

Courtesy of MERCEDES-BENZ USA

1. Expose spot welds on rear center section (1) and cut out (areas A).
2. Expose spot welds on rear center section (1) and drill with Ø 6.5 mm bit (areas B).

   The following operations steps 3, 4 and 5 are shown on the left side of the vehicle and must be performed in the same way on the right side of the vehicle.

3. Expose spot welds on rear center section (1) and cut (areas C).
4. Expose spot welds on rear center section (1) and drill with Ø 6.5 mm (area D).
5. Mark separating points on rear center section (1) on right and left and cut (area E).

   Do not make the cuts too deep.

   Otherwise the components below can be damaged and weakened.

   The length of the right and left separating points are defined by the notches in the rear center section (1).

   Fig 1: Rear Center Section Locations (Model 205.4)

   Courtesy of MERCEDES-BENZ USA

   Courtesy of MERCEDES-BENZ USA

6. Heat rear center section (1) in crosshatched areas.
7. Remove rear center section (1).

   Cross-hatched areas are bonded with adhesive.

   Courtesy of MERCEDES-BENZ USA

8. Sand down mating surfaces to bare metal in cross-hatched areas.

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

9. Remove grinding dust and drill chips.
10. Coat insides of spot weld flanges with zinc dust paint.

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

    Otherwise adhesion problems may occur.

    Observe pretreatment of bonding surfaces.