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Home >> Porsche >> 2009 >> Cayman Base, Standard >> Repair and Diagnosis >> Engine Mechanical >> Mechanical >> 13 - Engine - CRANKGEAR, Pistons -- 987-BOXSTER-CAYMAN >> WM 136019 Removing And Installing Dual-Mass Flywheel (Except CAYMAN Black Edition, CAYMAN S Black Edition, BOXSTER Black Edition, BOXSTER SPYDER, BOXSTER S "PORSCHE Design Edition 2", BOXSTER S Black Edition, CAYMAN R) >> Installing Flywheel

Installing Flywheel

NOTE: Removing and installing flywheel
  • Leaks
  • Risk of damage to the flywheel and adjacent components

→ Be very careful during removal and installation.

→ Get another person to help because of the weight.

WARNING: Caustic fluids
  • Danger of chemical burns

→ Avoid contact with caustic fluid.

→ Wear personal protective gear.

→ Ensure that there is good ventilation.

→ If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.

  1. Remove protective wax on new parts with acetone or solvent naphtha.

    Information 

    Before re-installing the flywheel, clean the friction surface of the flywheel using a clean, lint-free cloth soaked in acetone or solvent naphtha).

  2. Position the dual-mass flywheel on the crankshaft dowel pin and press it onto the crankshaft flange.
    1. 2.1. Fit ten new M10 x 29 (internal serration) fastening screws and tighten them evenly and crosswise.
  3. Toothed segment 9538/1  must be used for countering at the starter ring gear.
    1. 3.1. Place toothed segment -1-  on the cast strut. Turn the flywheel slightly to the right to do this.
      Fig 1: Identifying Toothed Segment Position For Tightening Screws
      G09585334Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  4. Tighten fastening screws evenly and crosswise to the prescribed tightening torque.

    → Initial tightening: 25 Nm (19 ftlb.) 

    → Final tightening - torque angle: 120° 

  5. Remove the toothed segment.
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