Remove/install exhaust system from flange connection - AR49.10-P-7280TX

ENGINES 272, 273 in MODEL 219 

Fig 1: Identifying Exhaust System From Flange Connection Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
	Risk of injury  to skin and eyes caused by handling hot or glowing objects.	Wear safety gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Risk of injury  from grazing or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Raise vehicle		AR00.60-P-1000TX
2	Detach center muffler (1) from catalytic converters (2, 3) by unscrewing bolts (4, 5)	Clean connecting points free of combustion and corrosion residues. Replace seals (6, 7) and bolts (4, 5).
			*BA49.10-P-1002-01R
3	Support exhaust system (8) with transmission jack and transmission plate	Transmission jack Transmission plate for passenger cars and commercial vehicles
4	Unhook exhaust system (8) from exhaust rubber mounts (9)	To simplify removal: Apply liquid lubricant to retaining brackets (10) and on holes of exhaust rubber mounts (9).
		Lubricant paste Check exhaust rubber mounts (9) for wear and damage; replace if required.	*BR00.45-Z-1002-06A
5	Lower and remove the exhaust system (8)
6	Install in the reverse order
	Checking
7	Check installation position and unobstructed movement of exhaust system (8)	The exhaust system (8) must be mounted free of tension; align exhaust system (8) if required.
	Risk of accident  caused by vehicle starting off by itself when engine is running. Risk of injury  caused by contusions and burns during starting procedure or when working near the engine as it is running	Secure vehicle to prevent it from moving by itself. Wear closed and snug-fitting work clothes. Do not touch hot or rotating parts.	AS00.00-Z-0005-01A
8	Conduct engine test run and inspect exhaust system (8) for leaks

EXHAUST SYSTEM

Number	Designation		Engine 272 in model 219	Engine 273 in model 219
BA49.10-P-1002-01R	Bolt, catalytic converter to center muffler	Nm	20	20

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1002-06A	Antifriction paste, rubber parts 2.5 kg, DB supply specification 6867.00	A 000 989 01 60