Carefullyplace the cylinder head cover in the 16. Allocate camshafts;to do this, turn the · correct position so that the

Carefullyplace the cylinder head cover in the 16. Allocate camshafts;to do this, turn the correct position so that the sealing bead is not pre-tensionedcentre piece accordingly damaged. Screw two studs or centring pins into until the sword bolt can be fixed in the corners of the cylinder head as centring aids. the bearing bore. Immediatelyremove silicone material emerging in the area of the camshaft closure cap. 15. Fastenblockingdevice(specialtool 9612) on the cylinderhead. 220_97 17. Fasten sprocket wheel. Tighteningtorque 14 Nm (10.5 ftlb.) 18. Removeblockingdevice, 503_96 19. Fit camshaft closure caps (3 ea.) dry. Special tool fitting sequence: 20. Fit closure cap on tensioning element A -Fastening screw with star knob on (VarioCam). cylinder head lug. Pull back Band C Tighteningtorque 10 Nm (7.5 ftlb.) when tightening. 21. Fitoil supplypump. B - Centring piece in groove of exhaust camshaft. Pull sword bolt (C) back Note when tightening. The oil extraction pumps on the cylinder heads are identicalparts. Therefore,the installation C -Sword bolt position and direction of rotation must be correct. 15 -68 15 59 24 Installing valve tappets 9961565 Printed in Germany -10, 1998