Remove/install brake booster vacuum line - AR43.10-P-0355SXH

MODEL 221.095/195 with ENGINE 272.974 

Fig 1: Identifying Brake Booster Vacuum Line Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Switch off ignition
2	Push down brake pedal several times	Until the vacuum in the brake booster is reduced.
3	Open engine hood
4	Remove air filter housing		AR09.10-P-1150SX
5	Detach connection (1) of vacuum line (2) from vacuum pump (M56)
6	Detach retaining clamp of vacuum line (2) from left cylinder head cover (9)		*BA01.30-P-1004-01O
7	Remove cable straps (3 ea.) of vacuum line (2) and holding clip for holder
8	Loosen rubber piping (3) from firewall and place to one side
9	Detach connector (4) of vacuum line (2) from brake booster
10	Detach connector (5) of vacuum line (2) from intake manifold
11	Pull holder (7) for vacuum line (2) out of firewall
12	Remove vacuum line (2) from engine compartment
	Checking
13	Check vacuum line's (2) check valve (6)		AR43.10-P-0023SX
14	Install in the reverse order

CYLINDER HEAD

Number	Designation				Engine 272
BA01.30-P-1004-01O	Bolt, cylinder head cover to cylinder head	M7	Stage 1	Nm	12
			Stage 2	∠°	90