Poly V-belt Removal and Installation | Audi A3 Mk2 Service Manual

Removing and installing poly V-belt for alternator and coolant pump

Removing

–	Remove poly V-belt for air conditioner compressor → Chapter.

–	Disconnect hose -1- at activated charcoal filter (press release tab) and move hose clear.

Note

Disregard -item 2-.

–	Pull activated charcoal filter -1- with line attached upwards out of bracket -arrow B-; lift release tab -1- to do so.

–	Release activated charcoal filter -arrow B-, lift off -arrow A- and move clear to one side.

Note

Disregard -item 2-.

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 for alternator and coolant pump with chalk or felt-tip pen for re-installation.

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

–	Detach poly V-belt for alternator and coolant pump and release tensioner.

Installing

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

–	Swivel tensioner in clockwise direction -arrow-.

–	Fit poly V-belt on poly V-belt pulleys (on alternator pulley last).

1 -

Tensioner

2 -	Coolant pump

3 -	Idler roller

4 -	Alternator

5 -	Idler roller

6 -	Air conditioner compressor

–	Release tensioner.

–	Check that poly V-belt is properly seated.

–	Install poly V-belt for air conditioner compressor → Chapter.

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