Remove/Install Rear Fixed Element Of Panoramic Sliding Sunroof - AR77.21-P-0802MFB

Model 243, 247 

with code 413 (Panoramic sliding sunroof/glass roof) 

Shown on model 247.0 without code 720 (roof railing) 

Courtesy of MERCEDES-BENZ USA

	Remove
1	Open side window in driver door.	To prevent stationary rear element (1) on panoramic sliding roof just glued in from being pressed outwards by the air pressure when closing the doors.
2	Adjust flexible glass element (2) of panoramic sliding sunroof to tilt position.
3	Remove seal (3) on rear fixed element (1).
4	Close flexible glass element (2) of panoramic sliding sunroof.
5	Remove left and right roof railing.	Model 243, 247.6/7 with code 413 (Panoramic sliding sunroof/glass roof) with code 720 (Roof railing)	AR77.40-P-5000MFX
6	Remove left and right drip rails (4).	Model 243 with code 413 (Panoramic sliding sunroof/glass roof)	AR88.80-P-4000EQA
		Model 247 with code 413 (Panoramic sliding sunroof/glass roof)	AR88.80-P-4000MFA
7	Determine gap dimension (B) between rear fixed element (1) and rear roof paneling (5) and note down.	Feeler gauge	Fig 1
8	Remove rear roller sunblind.		AR77.21-P-0201MFB
9	Mask off adjacent paint surfaces with fabric tape.	Adhesive fabric tape	*BR00.45-Z-1062-02A
10	Cover vehicle interior with suitable means.
11	Punch adhesive bead (8) at front left corner with pull-in device (6) as shown and guide cutting wire into vehicle interior.	Cove body with rag (7). Otherwise the paint on the body can be damaged.
	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
12	Cut adhesive bead (8) in direction of arrow.	Ensure that outer edges of the rear fixed element (1) are protected by shields before cutting with cutting wire. Replace damaged rear fixed element (1). Helper required. Protect plastic mount (arrow A) on seal (3) of rear fixed element (1) against damage with shields.
		Set of shields	Fig 2
13	Remove rear fixed element (1) from body.	Helper required.
	Install
14	Prepare rear fixed element (1) for installation.		AR77.21-P-0802-02MFB
		Before starting work, all component parts, materials, and tools must be prepared for the installation of the rear fixed element (1). Otherwise it may not be possible to maintain permissible processing and joining times.
15	Prepare body flange for rear fixed element (1) of panoramic sliding sunroof for installation.		AR77.21-P-0802-03MFB
16	Apply adhesive material for rear fixed element (1) of panoramic sliding sunroof.		AR77.21-P-0802-04MFB
		Adapter	Fig 3
17	Position rear fixed element (1) on body and align.		AR77.21-P-0802-05MFB
		Helper required. Observe the gap dimension (B) of the rear fixed element (1) in relation to the rear roof paneling (5) determined before removal. Center stationary rear element (1) between side roof panelings.
		Feeler gauge	Fig 1
18	Remove textile adhesive tape.
19	Install rear roller sunblind.		AR77.21-P-0201MFB
20	Install left and right drip rails (4).	Model 243 with code 413 (Panoramic sliding sunroof/glass roof)	AR88.80-P-4000EQA
		Model 247 with code 413 (Panoramic sliding sunroof/glass roof)	AR88.80-P-4000MFA
21	Install left and right roof railing.	Model 243, 247.6/7 with code 413 (Panoramic sliding sunroof/glass roof) with code 720 (Roof railing)
			AR77.40-P-5000MFX
22	Adjust flexible glass element (2) of panoramic sliding sunroof to tilt position.
23	Install seal (3) on rear fixed element (1).
24	Close flexible glass element (2) of panoramic sliding sunroof.
	Check
25	Before initially driving the vehicle, check strength of adhesively bonded connection by means of the produced reference adhesive bead.	Do not drive vehicle for 10 h after gluing in rear fixed element (1). Otherwise the strength of the adhesive connection can be impaired and proper adhesion of the adhesive material is not ensured.
26	After the adhesively bonded connection is completely cured, remove the weights from the rear fixed 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.
27	Normalize panoramic sliding sunroof with vehicle diagnosis system and perform teach-in process for automatic reversing function.
			AD00.00-P-2000-06MFA

Fig 1: Identifying Feeler Gauge (129 589 03 21 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Set Of Shields (222 589 01 31 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Adapter (000 589 86 63 00)

Courtesy of MERCEDES-BENZ USA