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Cylinder head > < Balance shaft - exploded view

A4 Mk3

Removing and installing balance shaft
Removing and installing balance shaft
Special tools and workshop equipment required
   
t  Locating pins -T40116-
Removing
l  Gearbox removed → Rep. gr.34.
–  Remove sealing flange (pulley end) → Chapter.
–  Remove timing chain cover (bottom) → Chapter.
–  Remove drive chain for auxiliary drives → Chapter.
  W00-10394
–  Use locating pin -T40116- to lock balance weight -1- in position at rear of engine.
–  Unscrew bolt -2- and detach balance weight from balance shaft.
  A15-10757
–  Unscrew bolt -2- (counterhold balance weight -1- with a suitable pin) and detach balance weight at front of engine from balance shaft.
  A13-10138
–  Unscrew bolts -arrows- and detach bearing plate for balance shaft at rear of engine.
–  Pull balance shaft to rear out of cylinder block.
  A13-10139
Installing
l  Tightening torque → Chapter „Balance shaft - exploded view“
l  Crankshaft -1- locked in „TDC“ position with locking pin -T40069-.
Installation is carried out in the reverse order; note the following:
  Note
Balance weights can only be fitted on balance shaft in one position.
–  Install drive chain for auxiliary drives → Chapter.
–  Install timing chain cover (bottom) → Chapter.
–  Install sealing flange (pulley end) → Chapter.
  A13-10125

Cylinder head > < Balance shaft - exploded view