Remove/Install Poly-V-Belt Tensioning Device - AR13.25-P-3220MRK

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Engine 264 in model 205, 253

except code B01 (48V technology)

Shown in removed state for better overview

Fig 1: Poly-V-Belt Tensioning Device Components Location - Engine 264 In Model 253 Except Code B01

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.		AR13.22-P-1202MRI
2	Remove screw (1) and remove clamping device (2).	Bolt, tensioning device to timing case	*BA13.25-P-1002-01EA
3	Check clamping device (2) for damage and wear.	If damage is present, ↓ Replace clamping device (2).
4	Install in the reverse order.

BELT TENSIONING DEVICE

Number	Designation		Engine 264
BA13.25-P-1002-01EA	Bolt, tensioning device to timing case	Nm	58