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Renewing camshaft oil seals > < Valve gear - exploded view of components

A4 Mk1

Checking axial clearance of camshafts
Checking axial clearance of camshafts
Special tools and workshop equipment required
   
t  Universal dial gauge bracket -VW 387-
  W00-0037
t  Dial gauge -VAS 6079-
Test sequence
–  Remove camshafts → Chapter.
  Note
t  Take care not to interchange bucket tappets.
t  Use waterproof felt-tip pen to mark assignment of bucket tappets on back of tappets.
–  Take bucket tappets out of guides and set them down with contact surface facing downwards.
–  Fit camshafts in cylinder head without drive chain and secure with bearing caps 2 and 4.
  W00-1261
–  Secure dial gauge -VAS 6079- with universal dial gauge bracket -VW 387- to cylinder head as shown in illustration.
–  Press camshaft against dial gauge by hand.
–  Set dial gauge to “0”.
–  Press camshaft away from dial gauge and read off value.
Axial clearance:
l  New: 0.05 ... 0.15 mm.
l  Wear limit: 0.20 mm.
  A15-0073

Renewing camshaft oil seals > < Valve gear - exploded view of components