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Removing and installing vibration damper > < Poly V-belt drive for alternator - exploded view

A4 Mk2

Removing and installing poly V-belt
Removing and installing poly V-belt
   
Removing
–  Release quick-release fasteners -1-, unscrew bolts -2- and detach noise insulation.
  Note
  A10-1519
Before removing, mark direction of rotation of poly V-belt with chalk or felt-tipped pen. If the belt runs in the opposite direction when it is refitted, this can cause breakage.
–  To slacken poly V-belt, pivot belt tensioner in direction of -arrow- (use a socket wrench with 3/8” drive).
  Note
t  Make sure that the head of the socket wrench is long enough to engage fully in the belt tensioner.
t  “Stahlwille 425QR” or similar can be used.
–  Remove poly V-belt.
–  Release pressure from the tensioner.
  A13-10304
Installing
–  Position poly V-belt over pulleys in the following sequence:
1 - Alternator
2 - Poly V-belt
3 - Idler roller
4 - Vibration damper
5 - Tensioning roller
  Note
When installing poly V-belt, make sure it is properly seated on pulleys.
Remaining installation steps are carried out in reverse sequence; note the following:
–  Start engine and check that belt runs properly.
  A13-0550

Removing and installing vibration damper > < Poly V-belt drive for alternator - exploded view