Seat Leon >> Removing and installing sliding sunroof frame

SEAT Leon Service and Repair Manual / General body repairs, exterior / Sunroof / Sun roof / Removing and installing sliding sunroof frame

Sunroof

Special tools and workshop equipment required

  • Electric cutter - SAT 1561A-
  • Knife 207 - SAT 1561/12-
  • Pull handle - VAG 1351/1- (x2)
  • Dual component window sealant - VAS 5237-

Materials

  • Dual-component glue - D 004 660 M2- 1) 2)
  • Cleaning solvent - D 009 401 04-
  • Applicator - D 009 500 25-
  • Glue solvent - D 002 000 A2-
  • Primer (Glass/Paint) - D 009 200 02-
  • Cutting thread - 357 853 999 B-

1) To apply this material use the window sealant pistol - VAS 5237- .
2) Note drying times.

Removing

Caution

The method for removing the sliding/tilting sunroof frame is similar if an undamaged or new frame is used.

  • Remove panoramic window.
  • Remove the trim panel of the sliding/tilting sunroof.
  • Unplug electrical connectors for sliding/tilting sunroof.
  • Removing roof trim .
  • Remove curtain airbag with initiator Driver side curtain airbag initiator - N251- / Passenger side curtain airbag initiator - N252- .
Caution

Risk of damage of the plug connector or cutting the electrical cable.

  • With help from the masking tape on the windscreen attach the sun panel connector.

Sunroof

Note

  • The removal of the sliding/tilting sunroof frame remains when cutting the adhesive sealing material (PUR) -1 - between the frame -2- and the bodywork.
  • The -arrows -identify the position of the adhesive sealant material.

Sunroof

WARNING

Risk of paintwork damage

  • Protect the lateral and rear area of the exterior mirror housing near the work area with masking tape.
  • Insert in the rear of the frame the electrical cutter - SAT 1561Awith blade 207 - SAT 1561/12- between the bodywork and trim panel. Cut open the bonding bead on both sides up to the front area of the frame.

Sunroof

  • Cut open the front bonding bead on the front of the frame.

Sunroof

  • From the vehicle interior cut open the bonding bead: for this insert the electrical cutter - SAT 1561A- using blade 207 - SAT 1561/12- between the centre recess -arrow -of the bodywork and the sliding/tilting sunroof frame.

Sunroof

  • In both lateral directions cut open according to the -arrows-.

Sunroof

  • With help from two cable holder knobs - VAG 1351/1- with cutting thread - 357 853 999 B- insert the thread via the completed cuts in the front area, and pull alternating on both knobs until the adhesive material string is completely removed.
  • Remove the frame of the sliding/tilting sunroof.
Caution
  • Follow the instructions if reusing the undamaged sliding/tilting sunroof frame.
  • If using a new sliding/tilting sunroof frame, complete installation according to the instructions.

Sunroof

Bodywork flange: preparation for installing the sliding/tilting sunroof frame

If a (new or used) frame has to be installed, the adhesive bead and adhesive sealing material (PUR) must be cut back from the body flange. For this purpose follow these instructions:

Caution
  • Cut back the adhesive bead shortly before mounting the frame. If an adhesive bead is not applied to the frame immediately after being cut, this must be "activated" with the glass activator - D 181 802 M1- .
  • Do not allow activator to make contact with paint, danger of damage!
  • Protect the surrounding painted components accordingly.
  • Apply zinc spray - Electronic parts catalogue to the sheet metal parts where the paint has been damaged.
  • Shortly before re-applying the adhesive to the sliding/tilting sunroof, cut back the adhesive bead stuck to the bodywork flange to a height of 1 to 2 mm using the electric knife - SAT 1561A- and set of blades - SAT 1561/20- .

Note

  • The remaining material is required as a base for the new adhesive sealing material (PUR).
  • If the bodywork flange has been reworked or partially replaced, after painting, the new zone must be cleaned and primed correspondingly.

Sunroof

Caution

The bonding surfaces must be free of dust and grease.

Do not apply primer to the previously cut-back adhesive bead and do not treat with solvent.

Undamaged sliding/tilting sunroof frame: preparing for installation and removal

Caution

If an undamaged sliding/tilting sunroof is reused, the adhesive sealing material strings (PUR) must be cut back.

It must be observed that the top adhesive beads (for connecting the sliding/tilting sunroof trim panel) and the bottom adhesive beads (for connecting to the bodywork) must be cut back.

The adhesive material strings are cut back shortly before reinserting the sliding/tilting sunroof frame. If an adhesive bead is not applied to the frame immediately after being cut, this must be "activated" with the glass activator - D 181 802 M1- .

  • Shortly before applying the adhesive to the frame, cut back the adhesive bead stuck to the frame to a height of 1 to 2 mm.

Sunroof

Note

  • In areas with tabs, as displayed in the figure, the adhesive material must be cut back until it is flush with the upper part of the tabs.
  • The remaining material is required as a base for the new adhesive sealing material (PUR).
Caution

The bonding surfaces must be free of dust and grease.

Do not apply primer to the previously cut-back adhesive bead and do not treat with solvent.

  • Remove the sliding/tilting sunroof frame and install according to the instructions.

Install the undamaged trim panel of the sliding/tilting sunroof

Special tools and workshop equipment required

  • Adjustment gauges - 3371-

Sunroof

  • Thrust piece - T20098-

  • Undamaged window of the sliding/tilting sunroof is prepared for installation.
  • Bodywork flange is prepared for the installation of sliding/tilting sunroof frame.
  • Install on the sliding/tilting sunroof frame:
    • frame with drive mechanism
    • panoramic window

Note The rear seal of the panoramic window may NOT be installed to allow the correct alignment of the sliding/tilting sunroof frame in reference to the bodywork.

  • Apply the masking tape -1- in the stated areas of the panoramic window -4- and the roof -3-.

Sunroof

  • Mark the masking tape using a felt tip pen -2- in the centre of the panoramic window -4- and the roof -3-.

Features of the adhesive bead and adhesive sealing material (PUR)

  1. - Bead of glue
  2. - Primer
  3. - Sliding/tilting sunroof frame.
    • Distance -a- = 8 mm
    • Dimension -b- = 12 mm
    • Dimension -c- = the area for the application of the adhesive sealing material (PUR) is different depending on the sliding/ tilting sunroof frame imprinting.

Note

  •  If the sliding/tilting sunroof trim frame is not damaged, apply the material on the old adhesive bead previously cut back.

    Follow the instructions accordingly.

  •  With a new frame, apply the material on the primer layer. Follow instructions below:

General requirements for applying the adhesive bead

Note In order to ensure for the homogeneous properties of the dual component mixture, apply a bead -a- with 10 cm to a clean surface and dispose of the first piece of the product.

  • The sleeve -2- must rest flush.
  • Hold the gun permanently at right angles to the parts being treated.
  • The -Arrow- indicates the direction of travel.
  • The diameter of the adhesive bead -1- will depend on the width of the hole in the applicator and the speed of application.

  • Apply on the indicated area of the frame using the twin cartridge gun - VAS 5237- an adhesive bead of the dual component adhesive - D 004 660 M2- -arrows-.
  • -a-= about 50 mm, adhesive bead overlapping zone.

fitting

Sunroof

WARNING

The glass must be fitted before 10 minutes elapse, as the adhesive properties of the adhesive sealing material (PUR) are reduced after that time.

  • Attach a rope -2- in the upper area of the window -1- underneath the sealing lip -3-.

Note

  • Keep the rope in this position until the bonding process for the sliding/tilting sunroof frame is completed.
  • The rope is used to reposition the lip in reference to the sliding/ tilting sunroof trim panel.

Sunroof

  • At each side of the panorama roof install a suction lifter - VAG 1344- .

Sunroof

  • With the assistance of a second mechanic, lay the frame and glass -1- on the roof flange and insert the centring pin -2- into the opening in the bodywork -3-. Push evenly against the frame.
Caution

There is a risk of the adhesive curing too soon!

  • Complete the following described tasks immediately so that you are able to fit the complete roof to the bodywork flange.
  • Minimum curing period of the adhesive pad.
  • Check to make sure the felt pen markings are aligned on top of each other. If necessary, adjust.
  • In the rear area of the panoramic window (with the rear seal removed) insert on each side, a 5 millimetre long brake lever from the brake lever kit - 3371- , between the window -1- and the roof flange -2-. Push frame and window into the -direction of the arrow- to make sure that the distance -a- = 5 mm.

Sunroof

Note During the task described last, check the front and rear parts of the frame (for example with an 8 mm drill bit) and make certain that the gap to the roof flange is equal on both sides. If necessary, adjust.

Sunroof

  • For this purpose use the suction lifters - VAG 1344- as an aid and hold everything steady with the support equipment - T10038- .

Sunroof

  • Check the front of the sliding/tilting sunroof with a setting gauge in at least three places for height -a= 7.1 mm- between the top edge of the frame and the bodywork. If necessary, push with the pressure piece - T20098- in order to achieve the specified height.

New frame on sliding/tilting sunroof: Assembly

Special tools and workshop equipment required

  • Adjustment gauges - 3371-

Sunroof

Caution

The sliding/tilting sunroof frame intended as a spare part has the following features:

  • Integrated trim panel of the sliding/tilting sunroof. This facilitates centring the frame on the bodywork flange during the bonding process.
  • The position of the adhesive bead is indicated by the reference line which makes applying the adhesive sealing material (PUR) easier.
  • The adhesive area does not have a layer of primer.
  • Bodywork flange is prepared for the installation of sliding/tilting sunroof frame
  • Install on the sliding/tilting sunroof frame:
    • frame with drive mechanism
    • panoramic window

Note The rear seal of the panoramic window may NOT be installed to allow the correct alignment of the sliding/tilting sunroof frame in reference to the bodywork.

  • Attach a rope -2- in the upper area of the window -1- underneath the sealing lip -3-.

Note

  • Keep the rope in this position until the bonding process for the sliding/tilting sunroof frame is completed.
  • The rope is used to reposition the lip in reference to the sliding/ tilting sunroof trim panel.

The following steps must be followed for preparing installation of the new frame:

Sunroof

  • Using a cleaning solvent - D 009 401 04- clean the surface for the adhesive bead -arrows-. Then rub edge of window dry using a lint-free cloth.
  • Apply glass/paint primer - D 009 200 02- on the surface for the adhesive bead -arrows-.

Sunroof

Note Apply the primer evenly and in one step using a fully drenched felt.

  • Primer width approx. 20 mm
  • Apply primer centrally in relation to adhesive bead.
  • Flashing-off time, approx. 10 minutes.

Features of the adhesive bead and adhesive sealing material (PUR)

  1. - Bead of glue
  2. - Primer
  3. - Sliding/tilting sunroof frame.
    • Distance -a- = 8 mm
    • Dimension -b- = 13.5 +- 1.5 mm
    • Dimension -c- = the area for the application of the adhesive sealing material (PUR) is different depending on the sliding/ tilting sunroof frame imprinting.

General requirements for applying the adhesive bead

  • The sleeve -2- must rest flush.
  • Hold the gun permanently at right angles to the parts being treated.
  • The -Arrow- indicates the direction of travel.
  • The diameter of the adhesive bead -1- will depend on the width of the hole in the applicator and the speed of application.

  • Apply on the indicated area of the frame using the twin cartridge gun - VAS 5237- an adhesive bead of the dual component adhesive - D 004 660 M2- -arrows-.
  • -a-= about 50 mm, adhesive bead overlapping zone.

Sunroof

fitting

WARNING

The glass must be fitted before 10 minutes elapse, as the adhesive properties of the adhesive sealing material (PUR) are reduced after that time.

  • Set the frame and window -1- on the roof flange and insert the centring pin -2- in the opening -3-.

Sunroof

  • Exercise even pressure on the frame until the spacer caps are resting on the bodywork flange.
  • Check to make sure the felt pen markings are aligned on top of each other. If necessary, adjust.
  • In the rear area of the panoramic window (with the rear seal removed) insert on each side, a 5 millimetre long brake lever from the brake lever kit - 3371- , between the window -1- and the roof flange -2-. Push the frame and window against the feeler gauges to maintain the clearance -a-= 5 mm.

Sunroof

  • Push the frame and window down to make sure that the seal -1- of the trim panel -2- touches the bodywork -arrow-.

Sunroof

Note The bodywork form allows the frame and window to be positioned in centre.

  • Minimum curing period.

 

  • Taking the sliding/tilting sunroof trim panel -2- as a reference, reposition the sealing lip -3- previously mounted in area of windscreen -1-.
  • Install sealing of the panoramic window.

Sunroof

Touching up paint damage

Repair paint work according to specifications in - repair guidelines for vehicle paint work ; if necessary, perform recommended corrosion protection measures.

For damage to paintwork in unseen zones, proceed as follows:

  • Repaint twice (wet on wet) leaving both coats to air.

Frame on sliding/tilting sunroof: Minimum curing time

WARNING

For safety reasons, only use non-conductive dual component adhesive with the designations listed below when installing the sliding/tilting sunroof frame.

You must NOT drive the vehicle until the minimum drying time has elapsed, as the vehicle is otherwise not safe to drive.

 

  Adhesive material Minimum drying time (in hours)
Sliding/tilting sunroof frame

2-component window adhesive - DA 004 600 A2-

3

Removing any soiling that has been caused by the adhesive material

  • Use of glue removal is recommended for cleaning - Electronic parts catalogue . Observe safety precautions when using.
WARNING

When cleaning from the inside of the vehicle, do not press the newly-placed glass outwards.

  • First clean painted surface as well as possible using a dry cloth. Remove contamination residues with glue remover - Electronic parts catalogue .
  • Cleaning plastic trims: Allow the sealant to harden (approx. 1 hour) and then remove.
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