Removing and installing air pump belt pulley - AR14.30-P-7252F

ENGINE 119.97, 120.98 

Fig 1: Identifying Air Pump Belt Pulley Remove/Install Components - Engine 119, 120

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig. item, etc.	Work instructions
	Remove poly V-belt, install	see Repair Instructions Engine Mechanicals II Engine 119 or Engine 120, Op. no. 13-3420
	Nut	counter-hold with hexagon socket (arrow) when screwing on
			*BA14.30-P-1001-01A
6	Belt pulley
	Spacer ring of belt pulley	Engine 120.980	BT14.30-P-0001-01A
	Diameter of air pump belt pulley modified	Engine 119.97	BT14.30-P-0004-01A

AIR PUMP

Number	Designation		Engine 119	Engine 120
BA14.30-P-1001-01A	Nut of belt pulley to air pump	Nm	35	35