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Dismantling and assembling pistons and conrods > < Measuring radial clearance

A4 Mk2

Removing and installing drive chain sprocket for oil pump
Removing and installing drive chain sprocket for oil pump
Special tools and workshop equipment required
   
t  Drift sleeve -30-100-
  W00-0359
t  Thrust plate -40-105-
t  Two-arm puller, commercially available
t  Protective gloves
  W00-0113
Removing
–  Remove sealing flange (front) → Chapter.
–  Pull off drive chain sprocket using e.g. claw-type puller -Kukko 44/1--item 2- (protect end of crankshaft with thrust plate -40-105--item 1-).
  A13-0058
Installing
–  Heat drive chain sprocket in an oven for approx. 15 minutes to 220 °C.
  WARNING
Wear protective gloves.
–  Using pliers, locate drive chain sprocket on end of crankshaft.
–  Push drive chain sprocket onto crankshaft as far as the stop using drift sleeve -30-100-.
–  Install sealing flange (front) → Chapter.
  A13-0059

Dismantling and assembling pistons and conrods > < Measuring radial clearance