Remove/install throttle valve positioner - AR09.41-P-1321CD

ENGINES 651 in MODELS 166, 172, 204, 207, 212, 218, 221 

Fig 1: Throttle Valve Positioner Components Location - Engine 651 In Model 204

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Remove mixing chamber		AR09.20-P-1320CD
2	Disconnect electrical connector (1) from throttle valve actuator (M16/6)
3	Remove throttle valve actuator (M16/6)	Install new sealing rings (3).
4	Install in the reverse order