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Home >> BMW >> 2001 >> 740i >> Repair and Diagnosis >> Accessories & Equipment >> Gauges & Instrument Panels >> Body Equipment - Repair Instructions >> Front and Rear Window >> 51 31 000 Removing and installing front windscreen >> Warm Processing:

Warm Processing:

Open aluminum membrane at rear end of glue cartridge.

Heat glue cartridges to 80°C for one hour in oven.

Fig 1: Heat Glue Cartridges
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Comply with instructions on gluing windows, refer to 51 31 ... REMOVING WINDSCREEN WITH "ROLL OUT 2000" .

NOTE: Cover front side panels with protective covers.

Lower front headliner slightly.

Remove connector (windshield heating).

Fig 2: Removing Connector (Windshield Heating)
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Partially remove seal and let it hang down.

Fig 3: Removing Seal And Letting It Hang Down
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Lift out expanding rivets and pull finisher (1) upwards to remove.

Fig 4: Lifting Out Expanding Rivets
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Seal hose connection for windshield wash nozzles on hood lid.

CAUTION: Seal is reinforced with aluminum strip. Turning carefully, wind seal out (windshield breakage).
Fig 5: Removing Seal
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Mask body all around with fabric adhesive tape (e.g. Tesa).

  1. Windshield.
  2. Glue bead.
  3. Body aperture.
  4. Fabric adhesive tape.
    Fig 6: Identifying Windshield, Glue Bead, Body Aperture And Fabric Adhesive Tape
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Fit knife 24 mm blade length to the tool.

NOTE: If necessary, resharpen knife with machine running.
Fig 7: Identifying Knife With Tool
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Carefully insert knife between body and windshield.

Fig 8: Inserting Knife Between Body And Windshield
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Guide handle of knife parallel to windshield.

Fig 9: Identifying Handle Of Knife Parallel To Windshield
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Cut through glue bead all around and as close as possible to windscreen glass.

  1. Body aperture.
  2. Glue bead.
  3. Knife.
  4. Windshield.
    Fig 10: Identifying Body Aperture, Glue Bead, Knife And Windshield
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Lift out the windscreen using special tool 51 3 010.

Fig 11: Identifying Special Tool 51 3 010
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Pull off adhesive masking tape all around.

CAUTION: In order to guarantee long-term corrosion protection, it is absolutely essential to touch up damage to paintwork (scratches or large-surface damage), refer to 51 31 ... REMOVING WINDSCREEN WITH "ROLL OUT 2000" .

When reusing the windshield:

Remove glue residue on windshield with a scalpel (1) for heavy-duty applications to approx. 0.5 mm.

Fig 12: Identifying Scalpel
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Fit seal (1) to top of windshield and press into place.

NOTE: Seal (1) and windshield are marked in the center (2).

3 Mirror base

Fig 13: Identifying Seal Center Mark (1), Windshield Center Mark And (2) And (3) Mirror Base
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Secure cable (1) (windshield heating) with glue tape.

Treat windshield in glued area (A) with materials approved by BMW (repair kit), refer to 51 31 ... REMOVING WINDSCREEN WITH "ROLL OUT 2000" .

Fig 14: Identifying Cable And Glued Area
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  1. = 21 mm.
    NOTE: Note specified ventilation time!
CAUTION: The basic filler must have hardened!

Treat body in adhesive area with BMW-approved materials (repair kit), refer to 51 31 ... REMOVING WINDSCREEN WITH "ROLL OUT 2000" 

NOTE: Note specified ventilation time!

Immediately before installing windshield, remove glue residue in body cutout to approx. 0.5 mm thickness.

To avoid damaging paintwork in body cutout, carefully remove glue residue with a scalpel.

CAUTION: Clean freshly cut residual glue bead with 2-propanol or glass activator only; do not, under any circumstances, use Sika bonding agent 205/5.
Fig 15: Cutting Residual Glue Bead
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