Remove/install poly V-belt of compressor - AR13.21-P-1202GX

ENGINE 113.993 in MODEL 463.270 /271 

Fig 1: Identifying Poly-V-Belt, Multitooth And Tensioning Pulley

Courtesy of MERCEDES-BENZ USA

	Remove
1	Remove front engine cover	Pull front engine cover up and out.
2	Slacken poly V-belt (1) of compressor and remove	To do this, swivel tensioning pulley (3) in anti-clockwise direction at serration (2).
	Check
3	Inspect belt pulley sections and tensioning device for damage and dirt
4	Inspect poly V-belt (1) of compressor
	Inspect poly V-belt for wear and damage		AP13.22-P-1351GA
	Install
5	Fit on poly V-belt (1) of compressor and tension	Do not use belt wax or similar products otherwise the poly V-belt (1) may slip.
		Observe running diagram: ↓ Running diagram of compressor poly V-belt	AR13.21-P-1202-01RVK
6	Fit front engine cover