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Remove/install air shutoff valve - AR14.30-P-7200EW

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ENGINE 272, 273 (except 272.983) in MODEL 212 

Fig 1: Air Shutoff Valve Remove/Install Components
G09975011Courtesy of MERCEDES-BENZ USA
REMOVINGINSTALLING Remove/install     
NOTES Notes on avoiding damage through contamination and foreign objects   AH00.00-P-5000-01A
1.1 Remove front engine cover When removing air shutoff valve (1) at right cylinder head AR09.10-P-1150EWS
1.2 Remove air filter housing (2). When removing air shutoff valve (1) at left cylinder head AR09.10-P-1150EWS
2 Detach pneumatic line (3) and air hose (4) from air shutoff valve (1)    
3 Remove bolts (1a) and remove air shutoff valve (1) TORQUE SPECIFICATION *BA14.30-P-1003-02A 
    TORQUE SPECIFICATION
INSTALLATION IMPORTANT Install new gasket
*BA14.30-P-1004-02A 
4 Install in the reverse order    
AIR SHUTOFF VALVE

Number Designation Engine 272 Engine 273
BA14.30-P-1003-02A Bolt connecting right air shutoff valve to cylinder head Nm 14 14
BA14.30-P-1004-02A Bolt, left air shutoff valve intermediate flange to cylinder head Nm 14 14