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Camshaft seal: removing and installing > < Removing

Leon Mk1

Installing
Installing
  Note!
t  When fitting the camshaft, the cylinder 1 cams must point upwards.
t  Do not swap the worn half bearings (mark them).
t  When fitting the camshaft, check that the mounting flanges of the half bearings seat correctly in the caps and the cylinderhead.
t  Before installing the cap, check that the cylinderhead washers are fitted on the cylinderhead.
–  Lubricate the slide surfaces of the half bearings.
–  Replace the cap bolts.
–  Tighten caps 2 and 3 alternately and crosswise to a torque of 8 Nm + 1/4 turn (90°)
–  Fit caps 1 and 4 and tighten them to a torque of 8 Nm + 1/4 turn (90°) too.
  Note!
t  Cap 4 is marked as cap 5.
t  Seal the contact surfaces of caps 1 and 4 with -AMV 17400401- → Fig..
t  Cap 4 must be flush with outer edge of the cylinderhead: otherwise the tandem pump may leak.
–  Fit the camshaft seal → Chapter.
–  Replace the rocker shaft bolts.
–  Fit the rocker shaft tighten the two inner bolts first and then the outer ones, uniformly and crosswise, until there is no play in the housing. Tightening torque 20 Nm + 1/4 turn (90°)
   
–  Fit the hub on the camshaft.
–  Tighten the hub bolt -1-. Tightening torque 100 Nm
–  Use the countersupport -T100051-.
  N15-0287
–  Slip the camshaft wheel over the hub.
  Note!
The toothed section -arrow- of the camshaft wheel must be upwards.
–  Align the camshaft wheel at the centre position in the elliptical holes.
–  Hand-tighten the bolts -1- into the camshaft until they have no play.
–  Immobilise the hub with lock pin -T20102-.
–  Toothed belt: fit, tighten → Chapter.
–  Poly-V belt: fit → Chapter.
–  Fit the tandem pump → Chapter.
  Note!
After fitting new plungers do not start the engine for approx. 30 minutes. The hydraulic compensation components must seat (the valves may rest on the piston).
  E15-0077

Camshaft seal: removing and installing > < Removing