51 31 000 Removing and Installing/Renewing Windscreen
51 31 000 Removing And Installing/Renewing Windscreen
Special tools required:
IMPORTANT:
- "Instructions on window bonding" serve as the basis for this repair instruction and must be observed without fail.
- Cover front side walls with protective covers.
NOTE: Removal is performed with Roll Out 2000. Only use an oscillating blade when replacing the windscreen.
Necessary preliminary work:
- Remove interior rear-view mirror
- Only with camera-based driver support systems:
- Remove camera for lane departure warning
- Remove panels for roof pillar at front
- Remove cover for cowl panel
- Remove roof trim strips
Replacement:
- Tape off body aperture all round with fabric adhesive tape
- Replace upper windscreen cover
- If necessary, replace optics for rain/light/solar sensor or rain/light/solar and condensation sensor
Disconnect plug connections (1) on rain/light/solar sensor or rain/light/solar and condensation sensor.
IMPORTANT: Tape off body in area of piercing point with fabric adhesive tape (1).
Push wire starter (2) from Roll Out 2000 through adhesive bead.
Replacement only:
Have U-shape knife with 24 mm, 36 mm and 45 mm blade lengths (sourcing reference: BMW Parts Department) ready.
Fit respective knife with required blade length:
24 mm = Upper and side areas and lower windscreen corners
36 mm = Lower area
45 mm = Second radius between lower area and windscreen corner
Regrind blade with a grinding stone while machine is running (new blades also). Carefully insert blade between body aperture and windscreen.
Guide handle of knife parallel to windscreen.
Cut through adhesive bead as closely as possible to windscreen.
NOTE: When cutting is carried out at the bottom in the event of replacement, the engine compartment lid must be in the service position.
Move engine compartment lid into service position.
Cut through windscreen adhesive bead at bottom.
Lift out windscreen with special tools 51 3 010.
Pull off adhesive tapes all round.
Fitting spacer buffers:
IMPORTANT: To avoid windscreen breakage and wind noises:
- Completely remove remnants of removed spacer buffers and maintain installation location exactly.
Following spacer buffers are fitted.
11x Distanzpuffer (5x5x20)
Einbaulage der Distanzpuffer (1) ist karosserieseitig mit Markierungen (Pfeile) auf der A-S�ule (2) und auf dem Quertr�ger (3) vorgegeben.
Einbauhinweis:
Ggf. defekte Abdeckung Frontscheibe oben erneuern.
Ggf. Quellbandstreifen f�r Sichtfenster Fahrgestellnummer an Frontscheibe erneuern.
Quellschaumband ggf. ersetzen:
Klebebereich f�r Quellschaumband (1) an Frontscheibe (2) sorgf�ltig mit Reiniger R2 reinigen.
Einbauhinweis:
Nur bei Frontscheibenersatz mit Ausf�hrung HUD:
Funktionspr�fung HUD vor Scheibenverklebung durchf�hren.
Dazu Frontscheibe mit montierter Abdeckung Frontscheibe oben aber ohne Primer-und Kleberauftrag in Fensterrahmen auf Abstandshalter einpassen und mit Klebeband fixieren.
Ggf. aufgequollenes Quellschaumband vorab mit Spezialwerkzeug 51 0 300 niederdr�cken.
�bersicht f�r Frontscheibenverklebung (F01, F02 und F04):
Zweimal Spezialwerkzeug 51 3 010 auf Werkzeugwagen aufstecken. Saugfl�chen anfeuchten und Frontscheibe von au�en festspannen.
Bei Wiederverwendung der demontierten Frontscheibe, Klebstoffreste auf 0,5 mm abtragen.
Neue Abdeckung oben muss vor dem Klebstoffauftrag montiert werden.
Quellschaumband (7) mit Handroller niederdr�cken.
Der fast senkrechte Teil (B) der Klebstoffraupe muss zur Gummifassung (6) und Frontscheibenkante (5) stehen.
Raupensto� mit Spezialwerkzeug 00 9 322 verstreichen.
Detailansicht"X"
Achtung: Optimierter Klebstoffraupenverlauf (2) abweichend zur Markierung Siebdruck-Aussparungen (1) auf Frontscheibe.
Abstand Klebstoffraupenverlauf (2) zur Frontscheibenkante:
≥ 5,5 mm = Primer coat offset outwards by 5.5 mm to adhesive bead progression (2) with width 19 mm
< 5,5 mm = Primer coat coinciding with outer edge of adhesive bead progression (2) with width 17 mm
3 = expanding foam tape
NOTE: Adhesive area for plastic adhesive tapes (1) must be free from grease and dust.
Stick two plastic adhesive tapes (1) onto roof with spacing (A) from outer corners.
Length: 400 mm
A = 250 mm
Using special tool 51 3 010, carefully:
- Position windscreen at top
- Align sides evenly
- Insert at bottom and press down
- Press windscreen upwards until seal is uniformly contacting roof
- Secure windscreen in this position with the two yellow plastic adhesive tapes
Installation note:
The required gap dimension from the window edge to the body aperture is:
- Top ≥ 7 mm
- Side ≥ 5 mm
Adjusting pre-tension on windscreen:
In order to avoid wind noises, windscreen (1) must be lower than roof outer skin (2).
Position special tool 51 0 010 in middle of vehicle depending on measurement (A) and check underprotrusion of windscreen (1).
A = 4 mm without HUD
A = 3.5 mm with HUD
A = 3 mm with HUD and acoustics
X = measurement stages 1 ... 4 mm
Installation note:
Version with HUD only:
Check HUD functions again and if necessary adjust.
Installation note:
Only with camera-based driver support systems:
Carry out camera calibration via diagnosis system.
Under Service Functions menu:
- Body
- Lane departure warning
- Calibrate camera