Replacing Left or Right Fixed Door Window In Rear Window Frame

51 34 191 Replacing Left Or Right Fixed Door Window In Rear Window Frame

NOTE:
- For gluing the door window, glues for cold and hot processing are permitted.
- Remove rubber guide for rear door window glass.
- Remove window cavity trim from inside of rear door.
- Remove trim on window frame of rear door (rear).

Cold processing:
Comply with instructions on gluing windows.







Warm processing:
Open rear end of aluminum membrane in cartridge before installing in cartridge oven.
Heat glue cartridges to 80 °C for one hour in oven (sourcing reference: BMW Parts Service).
Comply with instructions on gluing windows.







Mask door window and body flange all round with fabric adhesive tape (1) (e.g. Tesa).







Adhere to cutting depths as specified.
(A) = 24 mm
(B) = 18 mm
(C) = 16 mm
(D) = 20 mm

Carefully cut into corner points.







Fit straight blade with adjustable roller (sourcing reference: BMW Parts Service) on tool and set dimension (X).
Adjust measurement (X), as specified in previous work step.

NOTE: If necessary, resharpen knife with machine running.







Carefully insert knife blade between body and door window.
Run handle of knife parallel to door window.
Pull door window outwards to remove.







Cut off old glue in body opening to a thickness of approx. 0.5 mm.
To avoid paintwork damage, carefully cut off glue residue with scalpel.
Remove glue tape all round. Clean body aperture with 2-propanol.

CAUTION: To provide long-term corrosion protection, always touch up damage to paintwork (scratches and large areas of damage).

CAUTION: The basic filler must have hardened!

Treat body around glued area with BMW-approved materials (repair kit, sourcing reference: BMW Parts Service).

NOTE: Note ventilation time!







Only when reusing the door window: Remove frame (1).
Pull off fabric adhesive tape (2) all round and clean window with 2-Propanol.
Carefully remove glue residue (3) on door window with a scalpel to a thickness of approx. 0.5 mm.







Treat door window around glued area (1) with materials approved by BMW (repair kit, sourcing reference: BMW Parts Service).

NOTE:
- Treat up to max. 2 mm on edge (2) of ceramic surface.
- Note ventilation time!

Fit new frame (3).

Cut standard nozzle to size.
(A) 7 mm
(B) 12(+1) mm







NOTE: To apply uniform glue bead, use cartridge pistol, operated with compressed air or electric power (refer to BMW Parts Service).

CAUTION: Note expiry date of glue!







If applicable, produce a sample bead before gluing.
Cartridge must be perpendicular to door window.

Shape of glue bead:
(A) 7 mm
(B) 12(+1) mm







CAUTION: Apply glue rapidly and insert door window. Skin forms after 10 minutes.







Carefully fit door window first at bottom with frame in guides (1),
align sides and then install at top and press into position.







Door window is clipped with frame into openings (1) in rear door (2).

CAUTION: Remove dirt from residual glue with Sika-Entferner 208 (sourcing reference: BMW Parts Service) before glue is hard. Do not press door window out again for this purpose. Hardened glue can only be removed by machine.

Assemble car.

NOTE: Leaks are detected by spraying with water on the sealing lips or by using an ultrasonic leak tester and can then be sealed with an appropriate nozzle.