Remove/install front fixed element of panoramic sliding sunroof

AR77.21-P-0803MFB

Remove/install front fixed element of panoramic sliding sunroof

07.10.2019

Model

247

with code 413 (Panoramic sliding sunroof/glass roof)

1

Stationary front element

4

Cutting wire

A

Gap dimension

2

Drip molding

5

Adhesive bead

B

Gap dimension

3

Flexible glass element

6

Windshield

 Warning

Risk of injury due to snapping or warming up of cutting wire and due to splinters when cutting out glued panoramic roofs

Wear cut-proof gloves and safety glasses.

AS77.21-Z-0002-01A

Topical note

Notes on removal/installation of bonded elements of panoramic roof

AH77.21-P-0001-01A



Remove

1

Open side window in driver door.

 To prevent front stationary element (1) on panoramic sliding roof just glued in from being pressed outwards by the air pressure when closing the doors.

2

Determine gap dimension (A) between the front stationary element (1) and the flexible glass panel (3) and note down.

 Feeler gauge

*129589032100

3

Determine gap dimension (B) between the front stationary element (1) and the windshield (6) and note down.

 Feeler gauge

*129589032100

4

Open flexible glass panel (3) of the panoramic roof.

5

Remove left and right roof railing.

Model 247.6/7
with code 413 (Panoramic sliding sunroof/glass roof)
with code 720 (Roof railing)

AR77.40-P-5000MFX

6

Remove drip rails (2).

AR88.80-P-4000MFA

7

Press seal (arrow) of the windshield (6) toward the front and fix in place with fabric tape.

Adhesive fabric tape

*BR00.45-Z-1062-02A

8

Mask off adjacent paint surfaces with fabric tape.

Adhesive fabric tape

*BR00.45-Z-1062-02A

9

Route cutting wire (4) as shown under the front stationary element (1).

10

Cut through adhesive beads (5) in the direction of the arrow.


Additionally cover body with cloth.
Otherwise the paint on the body can be damaged.


Protect the front stationary elements (1) from being cut into by the cutting wire using the shield plates  .
Otherwise the front stationary element (1) must be replaced.

 Helper required.

 Set of shields

*222589013100

11

Remove front stationary element (1).



Install

12

Prepare front stationary element (1) for installation.

AR77.21-P-0803-02MFB


Before starting work, all component parts, materials, and tools must be prepared for the installation of the front stationary element (1).
Otherwise it may not be possible to maintain permissible processing and joining times.

13

Prepare panoramic sliding sunroof frame.

AR77.21-P-0803-03MFB

14

Apply adhesive material for the front stationary element (1).

AR77.21-P-0803-04MFB


Apply adhesive material within 25 minutes and position front stationary element (1) and fix in place on the panoramic sliding sunroof frame within no more than a further 15 minutes.
Otherwise the strength of the adhesive connection can be impaired and proper adhesion of the adhesive material is not ensured.

 Adapter

*000589866300

15

Position front stationary element (1) on the panoramic sliding sunroof frame and align.

AR77.21-P-0803-05MFB


The vehicle must not be driven for at least 10 hours after gluing in the front stationary element (1).
Otherwise the strength of the adhesive connection can be impaired and proper adhesion of the adhesive material is not ensured.

 Observe the distances of the front stationary element (1) determined before removal in relation to its detachable parts.

 Center front stationary element (1) between side roof panelings.

 Helper required.

 Feeler gauge

*129589032100

16

Remove textile adhesive tape.

17

Install drip rails (2).

AR88.80-P-4000MFA

18

Install left and right roof railing.

Model 247.6/7
with code 413 (Panoramic sliding sunroof/glass roof)
with code 720 (Roof railing)

AR77.40-P-5000MFX

19

Close flexible glass panel (3) of the panoramic roof.



Check

20

Before initially driving the vehicle, check strength of adhesively bonded connection by means of the produced reference adhesive bead.


The vehicle must not be driven for at least 10 hours after gluing in the front stationary element (1).
Otherwise the strength of the adhesive connection can be impaired and proper adhesion of the adhesive material is not ensured.

21

After the adhesively bonded connection is completely cured, remove weights for weighing down the front stationary element (1).


Do not remove weights before reference adhesive bead is completely cured.
Otherwise the strength of the adhesive connection can be impaired and proper adhesion of the adhesive material is not ensured.

22

Normalize panoramic sliding sunroof using vehicle diagnosis system and perform teach-in run for automatic reversing function.



AD00.00-P-2000-06MFA

Repair materials

Number

Designation

Order number

BR00.45-Z-1062-02A

Adhesive fabric tape

A 007 989 28 85