Remove/install front glass cover - AR77.21-P-7010NKA

MODEL 117, 156, 176 with CODE 413 (Automatic panoramic sliding sunroof) 

Shown on MODEL 176 

Fig 1: Front Glass Cover Remove/Install Components - Shown On Model 176

Courtesy of MERCEDES-BENZ USA

	Preparation
1	Prepare adhesive cartridge		AR67.10-P-1000-12SX
		Adapter	Figure
	Remove
2	Remove left and right drip rail (2)	Model 117, 176 with code 413 (Automatic panoramic sliding sunroof) Model 156 with code 413 (Automatic panoramic sliding sunroof) except code 720 (Roof railing) except code 725 (Roof rails, electropolished aluminum)
			AR88.80-P-4000NKB
3	Determine gap dimension (A) between front glass cover (1) and windshield (4) and note	Feeler gauge	Figure
4	Determine gap dimension (A) between front glass cover (1) and front glass roof (3) and note	Feeler gauge	Figure
5	Completely open glass roof (3)
6.1	Protect left and right paint surfaces on front glass cover (1) against damage	Model 117, 176 with code 413 (Automatic panoramic sliding sunroof) Model 156 with code 413 (Automatic panoramic sliding sunroof) except code 720 (Roof railing) except code 725 (Roof rails, electropolished aluminum) To protect paint surfaces when cutting out front glass cover (1).
		Set of shields	Fig 3
6.2	Mask left and right next roof railing next to front glass cover (1) with solid adhesive tape	Model 156 with code 413 (Automatic panoramic sliding sunroof) with code 720 (Roof railing) Model 156 with code 413 (Automatic panoramic sliding sunroof) with code 725 (Roof rails, electropolished aluminum) To protect roof railing when cutting out front glass cover (1).
	Risk of injury  from cutting wire tearing or becoming hot and from splinters of glass when cutting out bonded windows	Wear protective gloves and safety glasses.	AS67.00-Z-0004-01A
7	Cut out front glass cover (1) with cutting wire and remove from panoramic sliding roof frame	Model 156 with code 413 (Automatic panoramic sliding sunroof) with code 720 (Roof railing) Model 156 with code 413 (Automatic panoramic sliding sunroof) with code 725 (Roof rails, electropolished aluminum) Carefully insert cutting wire in area of roof railing. Otherwise the roof railing can be damaged. Helper required. Commercially available devices/tools  Glass removal
	Install
8	Prepare front glass cover (1) for glazing		AR77.21-P-7010-03NKA
		Do not touch bonding surfaces on inside of front glass cover (1) with bare fingers. They must be free of dust, oil, wax, dirt residues and other adhesive components. Otherwise the strength of the bonded connections can be decreased. Observe processing notes for primer. Flash-off time at least 10 minutes. Commercially available devices/tools  Cup suction tool/shackle (for removing and installing windows)
		Adhesive parts kit (with heptane cleaner)	*BR00.45-Z-1142-02A
9	Prepare panoramic sliding roof frame for installing front glass cover (1)		AR77.21-P-7010-02NKA
		Do not touch present adhesive beads and bonding surfaces on panoramic sliding roof frame with bare fingers and they should be free of dust, oil, grease, wax and other adhesive components or dirt residues. Otherwise the strength of the bonded connections can be decreased. Observe processing notes for primer. Flash-off time at least 10 minutes.
		Adhesive parts kit (with heptane cleaner)	*BR00.45-Z-1142-02A
10	Apply adhesive material to front glass cover (1)		AR77.21-P-7010-04NKA
		Do not touch bonding surfaces on inside of front glass cover (1) with bare fingers. They must be free of dust, oil, wax, dirt residues and other adhesive components. Otherwise the strength of the bonded connections can be decreased. Observe processing notes for primer. Flash-off time at least 10 minutes.
		Adhesive parts kit (with heptane cleaner)	*BR00.45-Z-1142-02A
11	Close glass roof (3)
12	Glaze front glass cover (1)		AR77.21-P-7010-05CW
		Insert front glass cover (1) within 5 minutes after applying adhesive to body and align. Otherwise the adhesive force of the adhesive material may be decreased. Use weights with large surfaces such as sandbags to put load on front glass cover (1). Otherwise the front glass cover (1) can be damaged. Observe gap dimensions (A, B) and transitions (C). The front glass cover (1) must be flush on the left and right with the glass roof (3). Commercially available devices/tools  Cup suction tool/shackle (for removing and installing windows)
		Feeler gauge	Figure
13	Remove feeler gauges	Remove feeler gauges only after adhesive material has cured. Otherwise the gap dimensions (A, B) and transitions (C) can change.
		Feeler gauge	Figure
14	Remove left and right drip rail (2)		AR88.80-P-4000NKB
15	Remove adhesive tape from paint surfaces

Fig 2: Feeler Gauge (129 589 03 21 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Set Of Shields (222 589 01 31 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Adapter (000 589 86 63 00)

Courtesy of MERCEDES-BENZ USA