Cut Off Inner Part Of End Cross Member - Ar64.20-S-1120-01EA

Model 447.6 

Model 447.7 

except code UR1 (Seat rail system with quick-release attachment system) 

except code UR3 (Seat mount with quick fastener (2 passenger seat rows)) 

except code UR6 (Rear seats with quick-release locks (1st row)) 

except code ZU4 (Production Argentina) 

Model 448.7 

except code UR1 (Seat rail system with quick-release attachment system) 

except code UR3 (Seat mount with quick fastener (2 passenger seat rows)) 

Courtesy of MERCEDES-BENZ USA

1. Expose spot welds on crossmember inner section (1) and cut out (areas A to E).
2. Expose spot welds on crossmember inner section (1) and cut out (areas F and G).

   Cut out spot welds through two sheet metal thicknesses (arrows).

3. Expose inert gas weld on crossmember inner section (1) and cut (areas H and I).
4. Remove damaged crossmember inner section (1).

   Courtesy of MERCEDES-BENZ USA

5. Sand down mating surfaces to bare metal in crosshatched areas.

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

6. Remove shavings and drill chips.
7. Coat insides of spot weld flanges with zinc dust paint.

Courtesy of MERCEDES-BENZ USA