Prepare wheel well for installation - AR62.20-P-1200-19CWA

WARNING: This page is about a different car, the 2011 Mercedes-Benz C300, 2010 Mercedes-Benz C300, 2009 Mercedes-Benz C300, and 2008 Mercedes-Benz C300. However, it is still accessible from the selected car via links, so may be relevant.

Fig 1: Identifying Front Wheel Well Separating Point (Area A)

Courtesy of MERCEDES-BENZ USA

Dimension:

The following operation steps are shown on component for model 204.0.

Scribe separating point on front wheel well (1) (area A).
Separation point is only needed at left front wheel well (1).
Cut front wheel well (1) at separating point (area A).
Separation point is only needed at left front wheel well (1).
Grind mating surfaces on front wheel well (1) down to bare metal in crosshatched areas (areas F and G).
Do not coat bonding surfaces with zinc dust paint to prevent adhesion problems (areas F and G).

Observe pretreatment of bonding surfaces.

Fig 2: Identifying Front Wheel Well Mating Surfaces (Areas F And G)
Courtesy of MERCEDES-BENZ USA
Grind mating surfaces on front wheel well (1) down to bare metal in cross-hatched areas.
Grind spot weld flanges down to bare metal on both sides.
Coat insides of spot weld flanges with zinc dust paint.

Fig 3: Identifying Front Wheel Well Mating Surfaces
Courtesy of MERCEDES-BENZ USA
Grind mating surfaces on crossmember (3) down to bare metal in cross-hatched areas.
Do not coat bonding surfaces with zinc dust paint to prevent adhesion problems (area B).

Observe pretreatment of bonding surfaces.

Grind spot weld flanges down to bare metal on both sides.
Punch Ø 6 mm hole on crossmember (3) (area B₁ ).

Fig 4: Identifying Crossmember Mating Surfaces & 6 mm Hole
Courtesy of MERCEDES-BENZ USA