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

Model 253.3 

Model 293 

Courtesy of MERCEDES-BENZ USA

1. Knock out threaded stud bolts (2).
2. Expose spot welds on rear center section (1) and cut out (area A).

   Joint spot welds on panels that are one behind the other must be cut out through two panel thicknesses.

   The following operation 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).

   Joint spot welds on panels that are one behind the other must be cut out through two panel thicknesses.

4. Expose spot welds on rear center section (1) and drill with Ø 6.5 mm bit (area B).
5. Expose spot welds on rear-end center section (1) and drill out with 7 mm bit (area D).
6. Remove rear center section (1).

   Courtesy of MERCEDES-BENZ USA

   Courtesy of MERCEDES-BENZ USA

7. Grind mating surfaces down to bare metal in cross-hatched areas.

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

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

   The following operation steps 10, 11, and 12 are shown on the left side of the vehicle and must be performed in the same way on the right side of the vehicle.

10. Grind mating surfaces down to bare metal in cross-hatched areas.

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

    Grind mating surface on inside down to bare metal (area E).

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

    Do not coat plug welds with zinc dust paint (area F).

    Otherwise adhesion problems may occur.

    Apply zinc dust paint to inside (area E).

Courtesy of MERCEDES-BENZ USA