Remove/install retaining rails on tilting/sliding roof cutout seal - AR77.20-P-1910GW

MODEL 463 (except 463.202) as of model year 2013/model refinement package 2012 

Shown on left side 

Fig 1: Tilting/Sliding Roof Cutout Seal Retaining Rails Remove/Install Components - Shown On Left Side

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove seal (1) from tilting/sliding roof cutout		AR77.20-P-1900GW
2	Remove wind deflector		AR77.20-P-2499GW
3	Remove bolts from front retaining rail (2) and remove front retaining rail (2)	When installing seal (1) keep distance of 3 mm between front retaining rail (2) and roof frame.
4	Unscrew bolts from side retaining rails (3) and remove side retaining rails (3)	Push side retaining rails (3) toward rear and remove upward. When installing seal (1) keep distance of 3 mm between side retaining rail (3) and roof frame.
5	Remove rear retaining rail (4)	The rear retaining rail (4) can only be removed after removing the tilting/sliding roof frames and drilling out the rivets, see: ↓
		Remove tilting/sliding roof frame.	AR77.20-P-3000GW
6	Install in the reverse order