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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  Insertion tool -MP 1-214 (10-203)-
t  Gasket ring extractor -MP 1-215-
t  Counterholder -T30004 -
Removing
–  Remove top toothed belt guard.
   
–  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.
–  Turn crankshaft slightly back.
  A13-0077
–  Remove camshaft sprocket. Hold the camshaft sprocket tight with counterholder -T30004- to slacken the bolt (first of all release screws -arrows-).
–  Remove Woodruff key from the camshaft.
–  Screw in bolt for attaching camshaft sprocket fully into the camshaft.
–  Set the inner part of the sealing ring extractor -MP 1-215- flush with the outer part and interlock with the knurled screw.
  S15-0143
–  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.
–  Clamp gasket ring extractor into the vice at the flats. Remove gasket ring with pliers.
Install
Condition
l  The pistons must not be at TDC.
–  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-.
–  Insert Woodruff key.
  S15-0057
–  Install camshaft timing gear. Hold the camshaft sprocket tight with counterholder -T30004- to tighten the bolt (first of all release screws -arrows-).
Tightening torque: 100 Nm
  Note
When rotating the camshaft, the crankshaft must not be positioned at TDC for any one piston. Risk of damaging valves and piston crowns.
–  Further installation occurs in reverse order to removal.
–  Install and tension timing belt → Chapter.
  S15-0143

Removing and installing camshaft > < Repairing Valve Gear