Removing/installing the throttle valve actuator - AR09.41-P-1321TI

ENGINE 642 in MODEL 211 

Fig 1: Locating Throttle Valve Actuator

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Removing/installing
1	Remove engine cover		AR01.10-P-2405TI
2	Remove muffler downstream of charge air cooler		AR09.40-P-6925TI
		Noise damper downstream of charge air cooler to mixing chamber	*BA09.41-P-1007-01J
3	Remove engine charge air hose downstream of charge air cooler	Installation:  Check sealing rings and detent springs for damage to prevent leakage on the engine, clean connecting points thoroughly but do not grease and ensure exact seating of the detent springs. See ↓
		Opening and closing the coupling	AR09.41-P-1311-01AL
4	Remove right air filter housing		AR09.10-P-1150TI
5	Remove right shield on exhaust manifold
6	Disconnect connector on throttle valve actuator (M16/6)
7	Remove engine charge air duct downstream of charge air cooler		AR09.41-P-8624TI
		Engine charge air channel downstream of charge air cooler to throttle valve actuator	*BA09.41-P-1005-01J
8	Remove bracket on throttle valve actuator (M16/6)	Throttle valve actuator bracket on cylinder head	*BA09.41-P-1006-01J
9	Remove bolts on throttle valve actuator (M16/6)	Throttle valve actuator to mixing chamber	*BA09.41-P-1008-01J
10	Take out throttle valve actuator (M16/6)	Installation:  Install new gasket
11	Install in reverse order

CHARGE AIR PIPE/CHARGE AIR COOLING

Number	Designation		Engine 642
BA09.41-P-1005-01J	Engine charge air channel downstream of charge air cooler to throttle valve actuator	Nm	9
BA09.41-P-1006-01J	Bracket, throttle valve actuator to cylinder head	Nm	9
BA09.41-P-1007-01J	Noise damper downstream of charge air cooler to mixing chamber	Nm	9
BA09.41-P-1008-01J	Throttle valve actuator to mixing chamber	Nm	5