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Home >> Mercedes Benz >> 2019 >> A220 Base >> Repair and Diagnosis >> Body & Frame >> Exterior Body Panels >> Collision - Side Wall (177 Chassis) >> Side Wall Body Repair >> Install And Weld In Inner C-Pillar Side Wall - Ar63.10-P-0700-03MFV

Install And Weld In Inner C-Pillar Side Wall - Ar63.10-P-0700-03MFV

Model 177.1/9 

REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1035-13A Blind rivet Y1 6.4X12 (clamping range 1 mm to 3.5 mm, draw-off strength min. 15.5 kN) A 000 991 76 32
BR00.45-Z-1056-07A 1K-zinc dust paint A 000 986 28 00
BR00.45-Z-1162-02A Parts kit for 2-component adhesive for body A 012 989 17 71

IMPORTANT The next steps are shown on the left side of the vehicle. This must be similarly performed for damage to the right side of the vehicle.

The superordinate service document as well as the safety information in the service document must be observed.

G15489418Courtesy of MERCEDES-BENZ USA
  1. Install and fit inner C-pillar side wall (1), C-pillar, and rear fender with portal straightener.
  2. Fix inner C-pillar side wall (1) in place.
  3. Drill rivet holes through the existing holes in the inner C-pillar (1) (areas A).
  4. Remove portal straightener, rear fender, and C-pillar.
  5. Deburr rivet holes on inner C-pillar side wall (1) and body on both sides.
  6. Remove drill chips.
    G15489419Courtesy of MERCEDES-BENZ USA
  7. In the cross-hatched area apply 2-component adhesive on body.

    IMPORTANT Observe pretreatment of bonding surfaces and manufacturer's specifications for drying and processing time of 2-component adhesive.

    G15489420Courtesy of MERCEDES-BENZ USA
  8. Install inner C-pillar side wall (1), fit and fix in place.
  9. Rivet inner C-pillar side wall (1) with rivets 6.4x12 mm (areas C).
  10. Inner C-pillar side wall (1) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas D).
  11. Weld in inner C-pillar side wall (1) with SHIELDED GAS STITCH WELD (area E).
  12. Grind inert gas welds down flat (area E).

    IMPORTANT Surface grind only in beaded areas and contact surfaces of the C-pillar and rear fender.

  13. Clean shielding gas welds that can no longer be accessed after installation of C-pillar and coat with zinc dust paint (area E).
    G15489421Courtesy of MERCEDES-BENZ USA
  14. Install, fit and fix in place reinforcement.
  15. Drill through rivet holes on the reinforcement and on the inner C-pillar side wall (1) with a diameter of 6.7 mm (areas H).
  16. Remove reinforcement.
  17. Deburr rivet holes on inner C-pillar side wall (1) and reinforcement on both sides.
  18. Remove drill chips.
  19. Install, fit and fix in place reinforcement.
  20. Rivet reinforcement with rivets Ø 6.4x12 mm (areas H).
  21. Reinforcement POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas G).
  22. Reinforcement SHIELDED GAS STITCH WELD (area E).
  23. Grind inert gas welds down flat (area E).
  24. Clean shielding gas welds that can no longer be accessed after installation of C-pillar and coat with zinc dust paint (area E).