Windshield Glass (Armored Vehicles)

Windshield Glass

Removal

windshield specification drawing





CAUTION: Protect the paintwork before attempting to remove the windshield.
1 Remove the windshield lower finisher as described in the Range Rover Workshop Manual.
2 Remove both windshield side finishers as described in the Range Rover Workshop Manual.
3 Taking care to avoid damaging the finisher, carefully cut through the sealant between the finisher and the windshield.
4 Protect the front edge of the roof, and remove the rubber seal between the roof and the screen.
5 Place adhesive tape around the edge of the windshield and, starting at position (1), cut around the edge of the glass using a special diamond disk. Cut 3 mm (0.12 inch) outside the dimension on the drawing of the windshield at the start of this procedure.




6 Using a pneumatic knife, cut the rubber and PU seals between the glass frame and the glass following the arrow (2). Remove the outer perimeter of the glass.
7 Using a pneumatic knife, cut the PU seal between the armored frame and the armored glass. Remove all the remaining sealer and clean the surface.
8
WARNING: The windshield is extremely heavy and four people are needed to remove it safely.
Attach to suction cups to the windshield and remove from the vehicle by pulling from the outside and pushing from the inside.
9 Clean all the seal remaining around the periphery of the frame.

Installation
1
WARNING: The windshield is extremely heavy. Ensure that sufficient people are available to lift the screen safely.
With 4 people available for lifting the windshield, attach suction cups and position the windshield in the vehicle, without a seal. Check the gaps around the edge of the windshield mark the position of the screen then remove the windshield.
2 Clean the surface of the glass which will be in contact with the PU with Betawipe 4000.
3 Apply glass primer (Betaprime 5001) on the area of the glass which will be in contact with the frame and also on the side of the armored glass. Wait 1 hour for the primer to dry.
4 Apply painted sheet steel primer (Betaprime 5404) on the frame. Wait 1 hour for the primer to dry.




5 Apply two beads of non adhesive seal (Sika 710), around the windshield frame, (3).




6 Position rubber pads (4) at the bottom of the window frame and glue in position. The windshield will locate on these pads.
7 Make sure all the surfaces are clean and no dust is behind the glass. Around the edge of the armored frame and also around the side of the armored glass make a 15 to 20 mm (0.6 to 0.8 in) thick PU (Betaseal HV3) seal (5).
8
WARNING: The window glass is extremely heavy. Ensure that sufficient people are available to lift the screen safely.
With 4 people available for lifting the windshield, attach suction cups and position the screen in the aperture.
9 Position the windshield in the aperture and secure in place with adhesive tape. Leave the screen for 24 hours.





10 Cut the seal as illustrated. Position the modified finishing rubber seal (Ref: DCB500050PMD) and mark the position of the seal on the glass with adhesive tape. Then remove the seal.

11 Degrease the glass with Betawipe 4000 and apply glass primer (Betaprime 5001) on the glass where the seal will be glued.

12 Apply painted sheet steel primer (Betaprime 5404) inside the seal. Make a 4 mm PU (Betaseal HV3) seal on the glass and place the seal in position.





13 Using soapy water smooth the windshield seal.





14 Apply Betaseal HV3 to the finisher and 'A' post as illustrated (7, 8). Fit both finishers, fit the clips and retain the finishers in place with adhesive tape.





15 Fit the windshield lower finisher as described in the Range Rover Workshop Manual.

16 Clean the glass and polycarbonate window with a non aggressive solution (isopropyl, alcohol, teepol).