Replace (fixed) rear quarter window - L35
Note: This document
describes the procedure for removing the glass from the rear
quarter window (fixed) using the glass removal system BO-46974 . As a supplement to the existing video VT
54, individual steps will be shown for removing the rear quarter
window without destroying it.
Warning: Before
beginning any work, put on work gloves and protective goggles from
tool set BO-46974 in order to prevent
injuries to the eyes and hands.
To remove the glass without destroying it, tool BO-46974 is recommended. For further information, see
the video VT 54.
Note: Park the
vehicle on level ground and move the front wheels to the
straight-ahead position.
Remove
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1. |
Remove roof frame cover
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Prise off with plastic wedge
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Unclip 3x clips (middle arrows)
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Unclip 4x guides (left and right arrows) from D-pillar inner
panelling
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2. |
Remove D-pillar inner panelling
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Unclip D-pillar inner panelling (arrows)
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Lift off the moulding from the seat with a plastic wedge
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3. |
Fold down rear seat backrest
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4. |
Detach load compartment cover, side
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5. |
Remove upper inner panelling B-pillar
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Unclip C-pillar inner panelling
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6. |
Loosen roof frame additional weatherstrip
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Detach in the area of glass pane
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7. |
Measure glass pane diagonal
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Cut cutting wire to four times the required length, approx.
3000 mm
Note: The circumference
of the roll of wire is approximately 1 metre.
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8. |
Heat the awl with a suitable tool
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9. |
Push the awl (1) through the adhesive bed from the inside to
the outside
Note: Ensure that the
PU-coating is not damaged in the process.
Note: Ensure that the
rear quarter window is not damaged in the process, as otherwise
stress cracks may occur in the rear quarter window
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10. |
Pull in cutting wire
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Thread the cutting wire (2) into the hole of the awl and bend
it over
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Pull in the cutting wire through the adhesive bed
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Pull in the cutting wire to the middle of the glass pane
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11. |
Lay the cutting wire all the way round
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Lay under the PU-coating of the rear quarter window
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Secure in place with fabric tape
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12. |
Heat the awl with a suitable tool
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13. |
Pull the second wire end through
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Pierce the awl from the inside through the adhesive bed
approx.. 1 cm overlapping the first
parting place outwards
Note: Ensure that the
PU-coating is not damaged in the process.
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14. |
Pull the second wire end (1) with the awl through the adhesive
bed
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15. |
Fix the rear quarter window in place
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16. |
Position the cutter
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Position winch with two reels (1) in lower front area of rear
quarter window
Note: Ensure that the
cutting wire is fitted correctly to the winch deflection sheave
(2)
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Insert transfer ratchet and pre-tension cutting wire
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17. |
Cut out the rear quarter window
Note: Increased
traction power must be used when cutting within the area of the
glass pane radius
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Cut out the screen until the cutting wire is level with the
spool
Note: Protect moulded
headlining from damage.
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Arrow shows path taken by the cutting wire
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18. |
Position the cutter
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Position winch with two reels (1) in lower rear upper area of
rear quarter window
Note: Ensure that the
cutting wire is fitted correctly to the winch deflection sheave
(2)
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Insert transfer ratchet and pre-tension cutting wire
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19. |
Cut out the rear quarter window
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Cut out the screen until the cutting wire is level with the
spool
Note: Protect moulded
headlining from damage.
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Arrow shows path taken by the cutting wire
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20. |
Position the cutter
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Position the winch with two winding heads (1) in the direction
of travel
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Clamp second end of wire (2) in free reel
Note: Ensure that the
cutting wire is fitted correctly to the winch deflection roller
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Insert transfer ratchet and pre-tension cutting wire
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21. |
Cut out the rear quarter window
Note: Increased
traction power must be used when cutting within the area of the
glass pane radius
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Continue cutting until the cutting wire has cut through all the
adhesive bed
Note: Protect front
rear quarter panel from damage.
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Arrow shows path taken by the cutting wire
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23. |
Remove the rear quarter window
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24. |
Cut adhesive bead from rear quarter window
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Using the tool supplied, remove the adhesive bead down to a
thickness of approx. 1 mm
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25. |
Cut the adhesive bead off the rear quarter panel
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Using the tool supplied, remove the adhesive bead down to a
thickness of approx. 1 mm
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26. |
Repair any paint damage
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Using a touch-up pen to match the colour of the vehicle, repair
any paint damage
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Install
27. |
Apply primer
Note: Only for new
window.
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28. |
Apply adhesive bead
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Cut into the tip of the cartridge in such a way that a bead of
adhesive approx. 13 mm thick is
produced
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29. |
Insert rear quarter window
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Insert windscreen with MKM-641
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Secure the glass pane in place with fabric tape
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30. |
Install roof frame additional weatherstrip
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Attach in the area of glass pane
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31. |
Install upper inner panelling B-pillar
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Clip in C-pillar inner panelling
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32. |
Install load compartment cover, side
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33. |
Return rear seat back to original position
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34. |
Install D-pillar inner panelling
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35. |
Install roof frame cover
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Clip in 4x D-pillar inner panelling guides
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