Cut Off Front Section Of Longitudinal Frame Member - Ar62.20-P-0020-01XG

Model 463 

as of model year 2019 

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 higher-level service information as well as the safety information must be observed.

1. Mark separating points on outer longitudinal frame member (1) and on inner longitudinal frame member (2) and cut (areas A).

   Do not make the cuts too deep.

   Otherwise the components below can be damaged and weakened.

   Dimensions: 

   a = approx. 77 mm (measured from the weld seam)

2. Expose inert gas welds on the outer longitudinal frame member (1) and on the longitudinal frame member reinforcement (3) and cut (areas B).
3. Expose spot welds on inner longitudinal frame member (2) and cut off (areas C).
4. Remove outer longitudinal frame member (1) and inner longitudinal frame member (2).

   Courtesy of MERCEDES-BENZ USA

5. Mark separating point on longitudinal frame member reinforcement (3) and cut (area D).

   Dimensions: 

   d = approx. 20 mm

6. Remove longitudinal frame member reinforcement (3).

   Courtesy of MERCEDES-BENZ USA

7. Sand down mating surfaces 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.

Courtesy of MERCEDES-BENZ USA