911 Carrera 4 Cabriolet (997) F6-3.6L (2006)
18. Tighten the central screw of the camshaft adjusting device. Fit special tool retaining tool 9685 on hexagon of intermediate piece of the central
screw. Screw in the central screw gently by hand so that the loose contact block just touches the fitting bore of the oil suction pump. Fix the
hexagon-head bolt to the contact block.
Note: Before final tightening (torque angle) of the central screw, the special tool adjusting gauge 9686 must be removed.
19. Tighten the central screw in two stages. Initial tightening to the specified toque. - Initial tightening: 37 ft. lb.
20. Remove special tool adjustment gauge 9686. Undo the M8 screw and remove gauge.
21. Apply final tightening to central screw with torque angle wrench. - Final tightening torque angle: 110°
Assembly of cylinder bank 1 -3
22. Turn the engine on the assembly support until cylinder bank 1 -3 stands vertically upwards.
23. Turn the crankshaft by means of the pulley or vibration balancer clockwise (running direction of engine further still until the marking U6 on pulley
or vibration balancer coincides with fixing bore in crankcase (60° before TDC). Fix with locating pin 9595/ 1.
24. Oil the bearing surfaces of the camshafts with new engine oil.