51 31 021 Removing and installing/replacing rubber frame (security) for windscreen (top)

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Necessary preliminary tasks:

Remove BOTH GUTTER STRIPS ON WINDSHIELD

IMPORTANT:

Rubber frame (1) features an aluminum section inlay (2).

If necessary, detach adhesive tape (9) between rubber frame (1) and roof outer skin.

If necessary, remove fitted spacer buffers (8).

Carefully unwind rubber frame (1) (windshield breakage).

NOTE:

Rubber frame (1) is bonded to windscreen (3).

3 Windscreen

7 Crushed butyl omitted

Fig 1: Removing Rubber Frame (Security)

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement of rubber frame without windshield removal:

There is no sealing lip (2) in area (A) on left/right.

Cut open rubber frame (1) at marked point (3) and remove rib over entire length.

Apply adhesive in groove on windscreen side and stick in rubber frame (1).

If necessary, pull liner* off adhesive tape (5) and press rubber frame (1) down firmly on roof outer skin.

(4) Aluminum strip

* Liner is the protective film on adhesive tape (5).

Fig 2: Replacing Rubber Frame

Courtesy of BMW OF NORTH AMERICA, INC.

Replacement of rubber frame with removed or new windshield:

There is no sealing lip (2) in area (A) on left/right.

Cut open rubber frame (1) at marked point (3) and remove rib over entire length.

Apply adhesive in groove on windscreen side and stick in rubber frame (1).

After installing windshield: If necessary, pull liner* off adhesive tape (5) and press rubber frame (1) down firmly on roof outer skin.

4 Aluminium strip

* Liner is the protective film on adhesive tape (5).

Fig 3: Replacing Rubber Frame

Courtesy of BMW OF NORTH AMERICA, INC.