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Home >> Mercedes Benz >> 2009 >> E550 Base >> Repair and Diagnosis >> Collision >> General Collision Information >> Front End & Fire Wall -- E550 (211.072) >> Testing & Repair >> Install longitudinal member front section and weld in - AR62.20-P-1260-07T

Install longitudinal member front section and weld in - AR62.20-P-1260-07T

REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1041-01A Seam sealant, sprayable 310 ml A 002 989 84 20
BR00.45-Z-1003-01A Sealant, white, 310 ml, DB supply specification 6069.20 A 001 989 63 20
BR00.45-Z-1003-05A Cavity preservation, solvent-free (1 l container) A 000 986 72 70 05
BR00.45-Z-1001-07A Zinc dust paint suitable for spot welding A 000 986 34 42
Fig 1: Identifying Longitudinal Member Reinforcement Welding Areas (Area A)
G07508103Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Fit longitudinal member front section and cut to size using body saw.
  2. Install longitudinal member outer front section and longitudinal member reinforcement, fasten to straightening member and fasten with clamping pliers.
  3. Weld in longitudinal member reinforcement with SHIELDED GAS SEAM WELD (area A).
  4. Remove outer longitudinal member front section.
  5. Weld in longitudinal member reinforcement, complete with SHIELDED GAS SEAM WELD (area A).
  6. Clean weld with wire brush.
  7. Remove grinding and drilling chips using wet/dry vacuum cleaner.
  8. Coat weld and inner adjacent surfaces with zinc dust paint.
    Fig 2: Identifying Outer Longitudinal Member Front Section With Longitudinal Member Reinforcement Welding Areas (D And E)
    G07508104Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  9. Install outer longitudinal member front section and crash box console, fasten to straightening member and fasten with clamping pliers.
  10. Weld in outer longitudinal member front section with longitudinal member reinforcement with POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas D and E).
  11. Weld in outer longitudinal member with SHIELDED GAS SEAM WELD (area C).

    IMPORTANT Do not grind down flat inert gas-shielded arc weld for reasons of strength (area C)

  12. Clean welds with wire brush.
  13. Remove grinding and drilling chips using wet/dry vacuum cleaner.
  14. Coat welds and inner adjacent surfaces with zinc dust paint.
    Fig 3: Identifying Longitudinal Member And Crash Box Console Welding Areas (F, G, H, I And J)
    G07508105Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  15. Install inner longitudinal member and fasten with clamping pliers.
  16. Weld in longitudinal member and crash box console with POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas F, G, H, I and J).

    IMPORTANT Do not grind down flat inert gas-shielded arc weld for reasons of strength (area B)

  17. Clean welds with wire brush.
  18. Weld in inner longitudinal member with SHIELDED GAS SEAM WELD (area B).
  19. Remove grinding and drilling chips using wet/dry vacuum cleaner.
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