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Removing and installing camshaft > < Repairing Valve Gear

Octavia Mk1

Replacing camshaft gasket ring
Replacing camshaft gasket ring
Special tools and workshop equipment required
t  Counterholder -MP 1-216-
t  Gasket ring extractor -MP 1-215-
t  Insertion tool -MP 1-214-
t  Torque wrench
t  Pressure bushing -T10071-
t  Guide bushing -T10071/1-
Removing
–  Remove top toothed belt guard.
–  Loosen the camshaft sprocket (use counterholder -MP 1-216-).
   
–  Position camshaft sprocket to TDC marking of cylinder 1 by rotating at crankshaft. Marking on camshaft sprocket must be aligned with arrow on the toothed belt guard.
–  Slacken tensioning pulley and take off timing belt.
–  Remove camshaft sprocket.
–  Remove Woodruff key from the camshaft.
–  Screw in bolt for attaching camshaft sprocket fully into the camshaft.
  A13-0077
–  Set the inner part of the sealing ring extractor -MP 1-215- flush with the outer part and interlock with the knurled screw.
–  Oil the thread head of the gasket ring extractor, position and forcely screw into the gasket ring as far as possible.
–  Slacken knurled screw and turn inner part against the camshaft until the gasket ring is pulled out.
Install elastomer gasket ring
–  Lightly oil the sealing lip of the gasket ring.
  S15-0056
–  Apply the gasket ring with guide bushing made out of -MP 1-214- and press in flush using a pressure bushing made out of -MP 1-214-.
Install PTFE gasket ring
  Note
Do not oil sealing lips of the gasket ring.
–  Remove oil residue on the camshaft stud with a clean cloth.
  S15-0057
–  Insert guide bushing -T10071/1- on the camshaft stub.
–  Position gasket ring over the guide bushing onto the camshaft stub and remove sleeve.
  S15-0192
–  Press in the gasket ring with pressure bushing -T10071- and screw -T10071/2- up to the stop.
Proceed as follows for both versions
–  Insert Woodruff key.
–  Install camshaft sprocket and tighten to 100 Nm (use counterholder -MP 1-216-).
–  Installing and tensioning toothed belt (setting timing) → Chapter.
  S15-0193

Removing and installing camshaft > < Repairing Valve Gear