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Checking compression pressures > < Removing

Leon Mk2

Installing
Installing
  Note!
t  Always renew cylinder head bolts.
t  In cases of repair carefully remove gasket remains from cylinder head and cylinder block. Ensure that no long grooves or scratches are created. When using abrasive paper do not use a grade less than 100.
t  Carefully remove emery and abrasive remains.
t  Remove new cylinder head gasket from packaging, just before installation.
t  Handle gasket extremely carefully. Damaging the silicone layer or the indented area will lead to leaks.
–  Turn crankshaft to TDC marking before fitting cylinder head.
–  Turn crankshaft against engine direction of rotation until all pistons are approximately equally placed below TDC.
–  Place cylinder head gasket on.
   
–  To centralize, screw guide pins M12 from -T20049- into the outer threaded holes on the intake side.
–  Fit cylinder head, screw in 8 remaining cylinder head bolts and tighten by hand.
–  Remove guide pins through threaded holes with removal tool from -T20049- and install cylinder head bolts.
  E15-0032
–  Tighten cylinder head in four stages in sequence shown as follows:
–  1. Tighten initially with torque wrench: Stage I = 40 Nm Stage II = 60 Nm
–  2. Turn further with normal spanner: Stage III = 1/4 turn (90 °) Stage IV = 1/4 turn (90 °)
  Note!
t  The turning further angle can be measured with protractor -T20030-.
t  Pulling-down the cylinder head after repairs is not necessary.
–  After tightening the cylinder head turn camshaft so that the cams for No. 1 cylinder point evenly upwards. Turn crankshaft, in engine D.O.R., To TDC before fitting toothed belt.
  V15-0738

Checking compression pressures > < Removing