Check visible area of poly-V belt for wear - AP13.22-P-1352SXI

ENGINE 629, 642, 651 in MODEL 221 

Shown on engine 642 

Fig 1: Checking Poly-V Belt Visible Area For Wear - Shown On Engine 642

Courtesy of MERCEDES-BENZ USA

MODIFICATION NOTES

2.3.12

Check poly-V belt for damage, added

Operation step 1, 4

	Checking
	Risk of injury  caused by fingers being pinched or crushed  when removing, installing or aligning hoods, doors, trunk lids, liftgates or sliding roof	Keep body parts and limbs well clear of moving parts.	AS00.00-Z-0011-01A
1	Check poly-V belt (1) for wear and damage at visible points and compare with damage profiles	Replace poly-V belt (1) if necessary, subject to separate invoice.	AP13.22-P-1351-01A
	Remove/install
2	Lift vehicle on vehicle lift		AR00.60-P-1000SX
3	Remove bottom part of noise encapsulation	Vehicles without code (Z07) Top protection	AR61.20-P-1105SX
		Vehicles with code (Z07) Top protection Only install lower noise encapsulation after all maintenance operations have been completed.	AR61.20-P-1105SXS
	Checking
4	Check poly-V-belt (1) for wear and damage at points visible when vehicle is raised, and compare with damage profiles	Replace poly-V belt (1) if necessary, subject to separate invoice.	AP13.22-P-1351-01A
5	Install in the reverse order