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Install Upper Front Longitudinal Member - Ar62.20-P-1286-03XG

Model 463 

as of model year 2019 

MODIFICATION NOTES

14.11.2018 Rivets Ø 6.5x12.5 replaced by rivets Ø 6.5x14.5. Operation step 14  
CAB, CAB MOUNTING

Number Designation Model 463
up to model year
2019
Model 463
as of model year
2019
BA60.80-P-1001-01A Bolt, body to body mount Nm - 123

IMPORTANT The following operation 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 higher-level service information as well as the safety information must be observed.

G13669043Courtesy of MERCEDES-BENZ USA
  1. Install bracket (3) and fix in place with screw (4).
  2. Install mounting support for connecting carrier at longitudinal member (1).

    IMPORTANT The straightener mounting point is located on connecting carrier mounting support.

  3. Install longitudinal member (1), fit and fix in place with straightener.
  4. Drill rivet holes in longitudinal member (1) with Ø 6.7 mm (areas A).
  5. Drill rivet holes in longitudinal member (1) with Ø 6.7 mm (area B).
  6. Release longitudinal member (1) from straightener and remove.
  7. Deburr rivet holes at longitudinal member (1) and on body on both sides.
  8. Remove drilling chips.
  9. Coat insides of riveted joints with zinc dust paint.
    G13669044Courtesy of MERCEDES-BENZ USA
    G13669045Courtesy of MERCEDES-BENZ USA
  10. Install and fix in place longitudinal member (1) with straightener.
  11. Rivet longitudinal member (1) with rivets Ø 6.5x12.5 (areas C).
  12. Longitudinal member (1) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas D).
  13. Longitudinal member (1) and bracket (3) SHIELDED GAS SEAM WELD (area E).

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

  14. Rivet longitudinal member (1) with rivets Ø 6.5x14.5 (area F).
  15. Longitudinal member (1) and bracket (3) SHIELDED GAS SEAM WELD (area G).

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

    G13669046Courtesy of MERCEDES-BENZ USA
  16. Tighten screw (4). Model 463 as of model year 2019 TORQUE SPECIFICATION
    G13669047Courtesy of MERCEDES-BENZ USA
  17. Install strut (2), fit and fix in place
  18. Drill rivet holes in strut (2) with Ø 6.7 mm (areas H).
  19. Remove strut (2).
  20. Deburr rivet holes in strut (2) and body on both sides.
  21. Remove drilling chips.
  22. Coat insides of riveted joints with zinc dust paint.
    G13669048Courtesy of MERCEDES-BENZ USA
  23. Rivet strut (2) with rivets Ø 6.5x12.5 (areas I).
  24. Strut (2) POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (area J).
G13669049Courtesy of MERCEDES-BENZ USA