Prepare Bottom Rear Center Section For Installation - Ar64.20-P-1000-07LWA

Model 238.4 

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

Courtesy of MERCEDES-BENZ USA

1. Grind mating surfaces on rear center section (1) down to bare metal in crosshatched areas.

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

   Grind mating surfaces on insides down to bare metal (areas B).

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, B).

   Otherwise adhesion problems may occur.

   Observe pretreatment of bonding surfaces.