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Dismantling and assembling pistons and conrods > < Crankshaft dimensions

A3 Mk1

Removing and installing chain sprocket
Removing and installing chain sprocket
Special tools and workshop equipment required
   
t  Fitting sleeve -30-100-
t  Two-arm puller, commercially available
t  Protective gloves
  W00-0359
Removing
–  Remove sealing flange (front) → Chapter.
–  Remove sump → Chapter.
–  Remove oil pump sprocket, chain tensioner and chain → Item.
–  Detach chain sprocket for crankshaft with puller -2-; use a suitable washer -1- to protect crankshaft journal.
  A13-0058
Installing
Installation is carried out in the reverse order; note the following:
–  Heat chain sprocket in oven for approx. 15 minutes to 220°C.
  WARNING
Wear protective gloves.
–  Using pliers, locate sprocket on end of crankshaft.
l  Installation position: wider collar on sprocket faces engine.
–  Push sprocket onto crankshaft as far as the stop using fitting sleeve -30-100-.
  A13-0059

Dismantling and assembling pistons and conrods > < Crankshaft dimensions