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

Model 177.0 

MODIFICATION NOTES

19.03.2019 Description adapted, without removal of roof paneling.    
TEST AND ADJUSTMENT VALUES FOR GAP DIMENSIONS

Number Designation Model 177.0
BE60.00-P-1011-01JA Rear door to side wall Dimension "K" mm 3 (+0, 5)
For picture, see AR60.00-P-0700-01MFA
TEST AND ADJUSTMENT VALUES FOR GAP DIMENSIONS

Number Designation Model 177.0
BE60.00-P-1015-01JA Liftgate/trunk lid to side wall Dimension "O" mm 4, 5 (±1)
For picture, see AR60.00-P-0700-01MF
Fig 1: Feeler Gauge (129 589 03 21 00)
G07699374Courtesy of MERCEDES-BENZ USA
  1. Install inner C-pillar side wall (1) and fit.
  2. Install rear fender and fit.
  3. Install seals.
  4. Install striker eye.
  5. Check gaps using SPECIAL TOOL feeler gauge and adjust.
  6. Fix inner C-pillar side wall (1) in place.
  7. Remove striker eye.
  8. Remove gaskets.
  9. Remove rear fender.
  10. Drill rivet holes with a diameter of 6.7 mm in inner C-pillar side wall (1) (areas A).
  11. Remove inner C-pillar side wall (1)
  12. Deburr rivet holes on inner C-pillar side wall (1) and body on both sides.
    G15489414Courtesy of MERCEDES-BENZ USA
  13. Remove drilling chips.
  14. Coat insides of riveted joints on which no adhesive is applied with zinc dust paint.

    NOTES Do not apply zinc dust paint to bonding surfaces.

    Otherwise adhesion problems may occur.

  15. Apply 2-component adhesive to body in cross-hatched area.

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

    G15489415Courtesy of MERCEDES-BENZ USA
    G15489416Courtesy of MERCEDES-BENZ USA
  16. Install inner C-pillar side wall (1) and fix in place.
  17. Rivet inner C-pillar side wall (1) from the inside with 6.4x12 diameter rivets (areas C).
  18. Inner C-pillar side wall (1) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas D).
  19. Weld in inner C-pillar side wall (1) with SHIELDED GAS SEAM WELD (area E).

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

  20. Surface grind inert gas weld on inner C-pillar side wall (1) (area E).

    IMPORTANT Surface grind only on beaded areas of rear fender and contact surfaces of reinforcement (area E).

  21. Install reinforcement (2), fit and fix in place.
  22. Reinforcement (2) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas F).
  23. Reinforcement (2)SHIELDED GAS SEAM WELD (areas G).

    IMPORTANT Perform inert gas welding at intervals and allow to cool down in between. This reduces heat distortion.

  24. Clean weld joints that are no longer accessible after rear fender is installed and coat with zinc dust paint.
G15489417Courtesy of MERCEDES-BENZ USA