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– Unscrew electrical wire -2- at alternator.
– Unplug electrical connector -1-.
– Move wiring clear.
– Unscrew bolt -3- and detach securing plate beneath it.
– Detach coolant pipes at alternator.
Note
Before removing, mark running direction of poly V-belt with chalk
or felt-tipped pen. If the poly V-belt runs in the opposite direction
when it is refitted, this can cause breakage.
– To slacken poly V-belt turn tensioner in direction of -arrow-.
– Remove poly V-belt from alternator pulley.
– Release pressure from tensioner.
– Unscrew bolts -arrows-.
Note
♦
If alternator sticks in bracket, screw bolt back in again down to
the last 2 turns.
♦
Tap carefully on bolt heads with flat side of hammer to release
threaded bushes of alternator mount.
– Remove alternator.
Installing
Installation is carried out in the reverse order; note the following:
Note
Renew gaskets, seals and self-locking nuts.
– To facilitate positioning of alternator, drive back bushes for
securing bolts slightly.
Note
Stiff alternator mount bushes must be freed; otherwise the clamp‐
ing force of the bush will not be adequate even when the bolts are
tightened to the correct torque.
Audi A8 2003 ➤
Electrical system - Edition 08.2014
3. Removing and installing alternator 19
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