Windshield
Windshield
Windshield, Removing
- Remove windshield wiper arms.
- Remove cowl panel trim.
- Remove left, center and right sun visors.
- Remove the interior rearview mirror.
- Remove upper A-pillar trim on left and right.
When removing a window, always wear protective eyewear and leather gloves.
- Use awl to pierce through adhesive sealing material on lower left of window from inside to outside.
- Pull cutting cord through adhesive sealing material into inside of vehicle using awl.
- Lay cutting cord underneath and all around inside of windshield.
- Tighten end of cutting cord at bolt to wiper arm mounting - arrow -.
- Slide the cover for Audi A4 dash panel (V.A.G 1474/13) between the windshield and instrument panel.
- Secure beginning of cutting cord in spooling tool and cut out first area of adhesive (up to about center of windshield).
- Move spooling tool as shown, and continue to cut out adhesive sealing material.
- Move spooling tool as shown and attach relay pulley.
• Route cord as shown.
- Cut window free until cutting cord is no longer fed through idler pulley.
- Remove idler pulley and continue cutting window free.
- Replace spool as shown and position idler puller in upper part of window.
• Route cord as shown.
- Slide Cover for Dash Panel (V.A.G 1474/7) between windshield and headliner.
- Cut window free until cutting cord is no longer fed through idler pulley.
- Remove idler pulley and continue cutting window free.
- Repeat procedure in upper and lower left parts of windshield.
- Cut glass completely free in this manner.
- Remove windshield from windshield opening using suction lifter.
Preparations for Installing Windshield
- When reusing the undamaged window, cut rest of adhesive material on window and flange with (V.A.G 1561 A) and (V.A.G 1561/8) so it is even, but do not remove completely.
• Residual material acts as a base for the new adhesive sealing material.
• Keep adhesive surface free of dirt and grease.
• Only cut back adhesive surface shortly before installation.
• Do not prime or use a cleaning solution on the adhesive surface.
With New Window:
- Clean window all around in adhesive area using Cleaning Solution (D 009 401 04).
- Apply Glass and Paint Primer (D 009 200 02) as described below.
Ceramic application on window is not primer! It must be primed before the application of adhesive sealing material!
Applying Primer:
- Apply primer - 3 - with applicator - 2 - evenly in one stroke near the window molding - 1 - on the window - 4 -.
- Beginning applying with saturated felt.
• Primer width approximately 20 mm.
• Apply primer in center of adhesive bead.
• Drying time 10 minutes
Window Flange:
- If the window flange was damaged, paint structure must be recreated and if necessary, perform corrosion protection measures.
- First clean corrected area with Cleaning Solution (D 009 401 04) and then apply Glass and Paint Primer (D 009 200 02).
Windshield, Installing
• Cross-section thickness of adhesive bead is determined by dimension of opening in nozzle tip and rate of application.
Dimensions for adhesive application:
1. Adhesive sealing material
2. Primer
3. Window
• Dimension - a - = 8 mm
• Dimension - b - = 12 mm
• Dimension - c - = note varying spacing dimensions to window edge => [ (Item 2) Adhesive sealing material ] Windshield Assembly Overview - Coupe.
- Position complete surface of nozzle - 2 - onto window.
• Application direction - arrow - for adhesive bead - 1 -.
- Apply adhesive sealing material - 1 - all around on window - 2 - according to illustration.
- With an undamaged removed window, apply adhesive to remaining bead.
- Using double suction cups, install the windshield.
The window must be installed within 15 minutes or the adhesive sealing material will not adhere properly.
- Center window along sides.
• Spacing between edge of window and roof frame must be 5 mm +/- 0.5 mm.
- Slide adjusting wedge - 1 - as shown between clamping strip - 5 - and body flange.
- Before installing plenum chamber cover, first remove protective profile - 2 - from clamping strip.
- Observe minimum curing time => [ Minimum Curing Times ] Flush-Bonded Windows.