Separate front roof frame - AR65.20-P-1006-02EL

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MODEL 212.0, 218.3

Fig 1: Front Roof Frame Spot Weld Areas

Courtesy of MERCEDES-BENZ USA

Expose spot welds on front roof frame (1) and cut out (areas A, B, C₁ , C₂ , D₁ and D₂ ).
Cut out spot welds on front roof frame (1) through double panel thickness (areas C1, C2, D1 and D2).
Cut MIG-solder seams on front roof frame (1) (areas E, F, G₁ , G₂ , G₃ and G₄ ).
Remove damaged front roof frame (1).

Fig 2: Front Roof Frame Connection Surfaces
Courtesy of MERCEDES-BENZ USA
Sand connection surfaces down to bare metal in the cross-hatched areas.
Grind spot weld flanges down to bare metal on both sides.
Remove shavings and drill chips.
Coat insides of spot weld flanges with zinc dust paint.