Rear window
Rear window |
To remove |
Open the door windows to prevent them from breaking due to the pressure that builds up in the cabin if any of the doors closes rapidly.
1. |
Remove the parcel shelf.
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2. |
Remove the cover above the rear window inside the tailgate.
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3. |
Remove the covers on the sides of the rear window inside the tailgate.
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4. |
Remove the tailgate trim, see
Door trim, tailgate
.
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5. |
Cars with spoiler and rear wiper unit on tailgate:
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5.a. |
Remove the rear wiper arm.
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5.b. |
Remove the wiper motor.
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5.c. |
Remove nuts and washer on the spoiler. Lift off the spoiler.
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6. |
Remove nuts and studs holding the top of the window.
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7. |
Remove nuts and studs holding the bottom of the window.
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8. |
Unplug the electric connections for rear window heating and turn up the contact plates against the window.
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9. |
When changing glued windows, use
82 93 714 Window removal tool kit
. If the window is so damaged that the suction cups will not fasten, use
30 14 099 Cutting wire handles
to cut out the window with the help of an assistant.
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10. |
Measure up 6.5 m cutting wire.
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12. |
Hook the ends of the wire onto the eye of the screwdriver and bend over the ends so they will not slide off.
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13. |
Pull the screwdriver back through the adhesive into the cabin. Pull in the wires about 0.7 m.
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14. |
Unhook the cutting wire from the screwdriver. Straighten the ends of the wire to an oblique angle. Remove the screwdriver from the car.
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15. |
Place the wire under the moulding. Poke it in using the plastic tool that came with the kit. Make sure the cutting wire is around all the corners. Pull in the wires and check their position.
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16. |
Fit the reels on the corners inside the window.
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17. |
Fasten the ends of the wire in the reel spools. Make sure the wires do not get crossed. Use the groove in the reel suction cup as a pulley to obtain a good angle.
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19. |
Stop cutting when the wires reach the window guide pin (top centre of widow). Lift off the window with the help of an assistant.
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To fit |
Important | ||
Betamate E 2400 hardens in 2 hours at 23°C and 50% relative humidity. To avoid the windscreen coming loose or its position changing during the curing time, the car must not be subjected to force. Doors, tailgate and bonnet must not be shut. The car must not be rocked or rolled. During the time the adhesive is curing there must be no strain on the windscreen either. |
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Use 30 05 600 Adhesive kit and 30 18 702 Primer (for painted surfaces). To avoid confusing the cleaner and primer, the can lids are different colours.
30 18 702 Primer, Betaprime 5402 (for painting surfaces when there is old adhesive residue left on the body).
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Red lid.
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Glass activator Betawipe 04604 (cleaning)
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Yellow lid.
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Glass primer Betaprime 5001
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Green lid.
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Rim activator Betawipe 4000 (cleaning of plastic encapsulated windows).
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Blue lid.
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The car must be standing on all four wheels on a level surface when fitting the window. In order to obtain as good a result as possible, it is essential that all cleaned and primed surfaces are kept free from dirt while work is in progress. The same applies to the adhesive when being applied. Consequently, work must progress without interruption until the window has been fitted and the adhesive hardened. The adhesive will start to harden as soon as the contents of both tubes has been mixed together. The window must then be in place within 5 minutes from when the adhesive was first applied. Note that points 6-10 must be carried out in exactly the given order so that a satisfactory result is obtained with maximum adhesion.
2. |
Remove loose particles and dirt from the metal flange with a vacuum cleaner.
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3. |
Repair any paintwork damage as follows:
• Scrape off any loose flakes of paint with a knife. • Clean using Teroson cleaning agent FL. • Apply primer. Use Standox 1K Füllprimer. • Apply the finish coat.
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4. |
If there is no old bead of adhesive or if it is not intact, paint primer will have to be applied to painted surfaces on the tailgate that the adhesive will make contact with. Use Primer, part no. 30 18 702 (red lid).
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5. |
Position the lifting handles on the outside of the window and place the window on a stand to obtain a suitable working height.
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6. |
Apply RIM activator Betawipe 4000 (blue lid) supplied with the adhesive kit. Do not use any other cleaning methods. Dampen the edge thoroughly with the special brush supplied with the adhesive kit. Wipe dry with the lint-free cloth supplied with the adhesive kit. Avoid touching the cleaned surface.
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7. |
Apply the adhesive as follows:
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• |
Cut off the tip of the glue cartridge nozzle to obtain a suitable shape.
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• |
Adjust the pressure of the glue gun.
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8. |
Put the window in place. Start by positioning it at the top using the window guide pin.
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9. |
Fit the nuts holding the window.
Tightening torque: 3 Nm (2.2 lbf ft) |
10. |
Plug in the electric connectors and fold down the contact plates around the flange.
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11. |
Cars with spoiler:
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11.a. |
If necessary, replace the spoiler clips with new ones.
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11.b. |
Make sure the seals are in place.
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11.c. |
Fit the spoiler and tighten the nuts and washers.
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12. |
Fit the wiper motor and the rear wiper arm.
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13. |
Fit the luggage compartment trim.
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14. |
Fit the door pull.
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15. |
Fit the side cover inside the tailgate.
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16. |
Press on the trim moulding at the top edge on the inside.
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17. |
Fit the parcel shelf.
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18. |
Carefully close the tailgate without locking it.
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19. |
Allow the adhesive to harden before continuing work. Betamate E 2400 hardens in 4 hours at 23°C and 50% relative humidity.
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20. |
Clean the windscreen both inside and out.
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