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Home >> Mercedes Benz >> 2021 >> C300 Base, 2D Convertible >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Collision - Side Wall - 205 Chassis 2 Of 2 >> Testing & Repair >> Prepare B-Pillar For Installation - Ar63.20-P-1350-07LW

Prepare B-Pillar For Installation - Ar63.20-P-1350-07LW

Model 205.0/1/2 

Model 253 

Model 293 

IMPORTANT The following operation steps are shown on the left side of the vehicle on model 205.0 and must be performed analogously on the right side in the event of damage.

  1. Mark separating points on B-pillar paneling (1) and cut (area A and B).

    IMPORTANT Transfer separation points from vehicle.

    G14186917Courtesy of MERCEDES-BENZ USA
  2. Grind mating surfaces on B-pillar paneling (1) down to bare metal in cross-hatched areas.

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

    Grind mating surfaces down to bare metal on inside (area C).

  3. Remove grinding dust.
  4. Coat insides of spot weld flanges with zinc dust paint.

    NOTES Model 205.0/1/2

    Do not coat bonding surfaces with zinc dust paint (area C).

    Otherwise adhesion problems may occur.

    NOTES Model 253

    Model 293

    Do not coat bonding surfaces with zinc dust paint (area L).

    Otherwise adhesion problems may occur.

    IMPORTANT Observe pretreatment of bonding surfaces.

    G14186918Courtesy of MERCEDES-BENZ USA
    G14186919Courtesy of MERCEDES-BENZ USA
  5. Mark separating points on B-pillar reinforcement (2) and cut (area G and H).

    IMPORTANT Transfer separation points from vehicle.

  6. Expose spot welds on B-pillar reinforcement (2) and cut off (area I and J).

    IMPORTANT Cut out spot welds through two panel thicknesses (area J).

  7. Heat B-pillar reinforcement (2) in crosshatched areas.

    IMPORTANT Cross-hatched areas are bonded with adhesive.

  8. Remove section from B-pillar reinforcement (2).
  9. Grind mating surfaces on B-pillar reinforcement (2) down to bare metal in crosshatched areas.

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

  10. Remove grinding dust and drill chips.
  11. Coat insides of spot weld flanges with zinc dust paint.

    NOTES Do not apply zinc dust paint to bonding surfaces (area K).

    Otherwise adhesion problems may occur.

    IMPORTANT Observe pretreatment of bonding surfaces.

    G14186920Courtesy of MERCEDES-BENZ USA
    G14186921Courtesy of MERCEDES-BENZ USA

    IMPORTANT The following operation steps are required, if the B-pillar paneling is not sufficient for the cover is not sufficient.

  12. Mark separating points on longitudinal member paneling (3) and cut (area D and E).
  13. Grind mating surfaces on longitudinal member paneling (3) down to bare in the crosshatched areas.

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

    Grind mating surfaces down to bare metal on inside (area F).

  14. Remove grinding dust.
  15. Coat insides of spot weld flanges with zinc dust paint.

    NOTES Model 205.0/1/2

    Do not coat bonding surfaces with zinc dust paint (area F).

    Otherwise adhesion problems may occur.

    IMPORTANT Model 205.0/1/2

    Observe preliminary treatment of bonding surface.

    IMPORTANT Transfer separation points from vehicle.

    G14186922Courtesy of MERCEDES-BENZ USA