Remove/install Airscarf System blower - AR91.30-P-2000V

MODELS 171.4 with CODE (403) AIRSCARF system 

Fig 1: Identifying Airscarf System Blower Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  caused by backrest suddenly folding forward if release lever is accidentally operated during inspection and repair work	When working on the seat, be careful not to accidentally release the backrest mechanism allowing the seat to fold forward. Keep body parts clear of the backrest travel area.	AS91.00-Z-0005-01V
1	Remove left or right head restraint (1) on front seat		AR91.16-P-0040V
2	Unclip air duct (2) from head restraint (1)
3	Remove tensioning element from front seat backrest		AR91.10-P-1910V
4	Disconnect electrical connectors (3)
5	Undo bolts (4) and remove left fan motor for AIRSCARF (M4/10) or right fan motor for AIRSCARF (M4/11)	Do not damage paint on backrest frame, backrest frame may corrode.
		Use touch-up pencil to rectify any paint damage at positions, which are subsequently not visible. Paint damage in the visible area of the backrest frame cannot be touched up. If necessary, the backrest frame will have to be replaced. See ↓	*BR00.45-Z-1012-07A
		Remove/install front seat backrest frame	AR91.10-P-3331VA
6	Install in the reverse order

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1012-07A	Touch-up pencil	A 000 986 27 50