Remove/Install Alternator Belt Pulley - AR15.40-P-5710MMV

Engine 276.8 in model 205 

Engine 276.8 in model 253 

Courtesy of MERCEDES-BENZ USA

	Risk of injury.  Moving parts can pinch, crush or, in extreme cases even sever extremities.	No parts of the body or limbs should be within the operating area of mechanical components when moving components.	AS00.00-Z-0009-01A
	Remove/install
1	Remove poly-V belt from alternator (G2)		AR13.22-P-1202MMV
2	Remove rear and center lower engine compartment paneling		AR61.20-P-1105LW
3	Counterhold alternator shaft using a serrated socket or Torx socket, unscrew collar nut (2) and detach belt pulley (1)	During repairs to the alternator, the belt pulley (1) must always be replaced after a mileage of more than 100.000 km. Collar nut, connecting belt pulley to alternator	*BA15.40-P-1004-01F
4	Install in the reverse order

ALTERNATOR

Number	Designation		Engine 276
BA15.40-P-1004-01F	Collar nut, connecting belt pulley to alternator	Nm	75