51 71 115 Replacing seal on left or right front door
Necessary preliminary tasks
- Remove COVER ON INSIDE DOOR WINDOW FRAME .
- Detach DOOR BRAKE ON DOOR PILLAR .
The positioning of the seal must be performed at two points on the front door with positioning aids to be stuck on.
Positioning aids are included with new seals.
Position of seal (3) on front door:
Area (A) at distance (G) to door rabbet.
Area (B) at line (A) to positioning aids (2) to be stuck on. Positioning aid (2) must be stuck on flush with door outer skin (4).
Area (C) at distance (E) to door inner panel.
Area (D) at distance (F) to door fold.
Clean bonding surfaces on paint with adhesive cleaner.
- E = 4.5 mm
- F = 3 mm
- G = 1.5 mm
Positioning aid "A1" for front door, left ("B1" right)
Detach prestamped positioning aid from backing.
- Positioning aid "A1" front door, left (below door lock)
- Positioning aid "B1" front door, right (below door lock)
Align positioning aid with printed help marking (X), bore and contact edge (B) to front door and press.
Contact edge (B) must be flush with door inner panel.
Adhesive tape of seal must rest on positioning edge (A) during sticking.
- X Start of bend radius
Positioning aid "A2" for front door, left ("B2" right)
Detach prestamped positioning aid from backing.
- Positioning aid "A2" front door, left (door lock)
- Positioning aid "B2" front door, right (door lock)
Align positioning aid with printed help markings (X, Y), bores and contact edge (B) to front door and press.
Contact edge (B) must be flush with door inner panel.
Adhesive tape of seal must rest on positioning edge (A) during sticking.
- X Start of bend radius
- Y: Bore for door lockIMPORTANT:
- Do not grip bonding surface
- It is not the length of pressing in time but rather the level of pressing (approx. 10... 15 N/cm2 ) which is decisive here.
- Separation of seal after pressing destroys the adhesive layer
Clean bonding surfaces on paint with adhesive cleaner.
Suspend seal (1) with open lip pointing inwards over door.
Glue seal as follows:
- Position seal with color or symbol coding on door window frame at top rear (B-pillar).
- Pull protective film (liner) off seal in stages.
- Gently press seal without stretching up to start of positioning aids.
- Check positioning of seal, correct if necessary (sag max. 30 mm).
- Firmly press seal vertically onto bonding surface.
- Pull remaining protective film (liner) off seal.
- Press remaining seal without stretching.
- Check positioning of seal, correct if necessary and firmly press.
Remove positioning aids and assemble front door.