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Home >> Mercedes Benz >> 2022 >> CLA250 Base >> Repair and Diagnosis >> Collision >> Body Panels >> Collision - Side Wall - 118 Chassis >> Side Wall Body Repair >> Outer Longitudinal Member Shell On Entrance Installation - Ar63.30-P-1102-03MFA

Outer Longitudinal Member Shell On Entrance Installation - Ar63.30-P-1102-03MFA

Model 118.3/6 

Model 177.0/1/9 

Model 247.0 

REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1003-01A White sealing compound, 310 ml, DBL 6069.20 A 001 989 63 20
BR00.45-Z-1012-13A Blind rivet Y2 6.5x12.5 (clamping range 2 mm to 5 mm, draw-off strength min. 19 kN) A 004 990 16 97
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. In case of damage on the right side of the vehicle, these steps must be performed analogously.

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

G15489490Courtesy of MERCEDES-BENZ USA
  1. Install longitudinal member outer shell (1), fit, and fix in place.
  2. Drill rivet holes in the longitudinal member outer shell (1) with a diameter of 6.7 mm through the pre-drilled holes on the longitudinal member outer shell (1) (area A).
  3. Remove longitudinal member outer shell.
  4. Deburr rivet holes on the longitudinal member outer shell (1) and on the body on both sides.
  5. Remove drill chips.
  6. Coat insides of riveted joints with zinc dust paint.
    G15489491Courtesy of MERCEDES-BENZ USA
  7. Apply 2-component adhesive in cross-hatched areas on the body (areas B1 , B2 and B3 ).

    IMPORTANT

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

    G15489492Courtesy of MERCEDES-BENZ USA
  8. Insert new foam part (3) in the area of the B-pillar.
  9. Sealant to the foam parts (3) on the longitudinal member outer shell (1).
  10. Install longitudinal member outer shell (1), fit, and fix in place.
    G15489493Courtesy of MERCEDES-BENZ USA
  11. Rivet longitudinal member outer shell (1) with Ø 6.5x12.5 mm rivets (area C).
  12. Longitudinal member outer shell (1) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas D1 , D2 , D3 and D4 ).
  13. 13 A-pillar (2) SHIELDED GAS SEAM WELD (area E).

    IMPORTANT

    Inert gas weld in intervals and allow welding area to cool down in between. Reduces heat distortion.

  14. Surface grind inert gas weld on A-pillar (2) (area E).

    IMPORTANT

    Grind down flat only on beaded areas and contact areas of longitudinal member paneling.

  15. Remove grinding dust.
    G15489494Courtesy of MERCEDES-BENZ USA
  16. Longitudinal member outer shell (1) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas F1 , F2 , F3 , F4 , F5 and F6 ).
    G15489495Courtesy of MERCEDES-BENZ USA
  17. Install new foam part (4) in the area of the B-pillar.