Preparing New Part

• Place roof outer skin on vehicle and adjust to fit.
• To keep the processing time short after applying the adhesive, have the following attachment material ready before the installation.

Mounting and adjusting the securing tool for the roof outer skin 

• Variant with M7 rivet nut: 

  Pull out the hold-down device (1) before installation by turning it until it reaches the same dimensions as shown.

  Position the securing tool 2 469 797  over the rivet nut (2).

  Join the M7 screw (3) and tighten by hand until the roof outer skin rests on the roof frame.

  Courtesy of BMW OF NORTH AMERICA, INC.

  Variant with mounting hole for mounting the roof rack: 

  Pull out the hold-down device (2) before installation by turning it until it reaches the same dimensions as shown.

  Position the securing tool 2 469 797  over the mounting hole.

  Join the M7 screw connection (1) (screw, 2 washers and nut) and hand-tighten it until the roof outer skin rests on the roof frame.

Courtesy of BMW OF NORTH AMERICA, INC.

• Mount and set the securing tools 2 469 797  .

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  NOTE: Perform the steps on the left and right side.
• In adhesive area (1), make bore (2) of Ø 4.2 mm for the blind rivet.

  Make bore (2) on the lower edge of the roof outer skin as shown.

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• Prepare area (1) for joining via the welding method.

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• Prepare bonding surfaces (1) on body and new part.

Courtesy of BMW OF NORTH AMERICA, INC.

Preparing the steel surface (used part and new part) for non-structural bonding 

• Do not sand the bonding surface.
• Do not sand the bonding surface down to the bare metal.
• Remove coarse contamination from the bonding surfaces using cleaning agent R2.
  CONSUMABLE SPECIFICATION
  
  

  Cleaning agent R2

  500 ml

  83190417324

• Clean bonding surface with the cleaning agent R1. Adhere to the air drying time of 2 min!