Audi Workshop Service and Repair Manuals > A4 Mk3 > Power unit | 6-cylinder direct petrol injection engine (3.2 ltr. 4-valve), mechanics | Enginecrankshaft group, pistons | Cylinder block (pulley end)

Removing and installing poly V-belt

Removing

–	Remove front noise insulation -1- → Rep. Gr.66.

Caution

If a used belt runs in the opposite direction when it is refitted, this can cause breakage.

Before removing, mark direction of rotation of poly V-belt with chalk or felt-tipped pen for re-installation.

–	To slacken poly V-belt turn tensioner in clockwise direction -arrow-.

–	Remove poly V-belt and release tensioner.

Installing

Installation is carried out in the reverse order; note the following:

–	Fit poly V-belt onto pulleys in the sequence indicated.

1 -	Alternator

2 -	Idler roller

3 -	Coolant pump

4 -	Power steering pump

5 -	Air conditioner compressor

6 -	Poly V-belt tensioner

7 -	Vibration damper with poly V-belt pulley

Note

When installing poly V-belt, make sure it is properly seated on pulleys.

–	Start engine and check that belt runs properly.

–	Install front noise insulation → Rep. Gr.66.

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