Removing Flywheel

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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.

Installation position of flywheel for PDK transmission -1- with ten fastening screws -2- :

Fig 1: Identifying Flywheel Threaded Joint For Porsche Doppelkupplung (PDK)

Courtesy of PORSCHE CARS NORTH AMERICA, INC.

Counter-hold tool WE 1487 -1- must be screwed to the ring gear on the engine flange.
1. 1.1. To do this, secure the tool through the lower left bore in the flange using a screw and M10 nut -2- .
  
  Fig 2: Identifying Flywheel Counter-Hold Tool
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.
  
  Information
  - Check that the through-bores on the hub of the flywheel are flush with the screw heads.
  - Screw heads can damage the flywheel when unscrewing them if the bores are not flush.
  - A damaged flywheel must not be installed!
Loosen and unscrew ten screws (multiple-tooth, a/f 12, M10 x 29) on the flywheel. Carefully remove the flywheel (it is quite heavy - so be careful).
1. 2.1. The screws are micro-self-locking and must be replaced!
2. 2.2. Remove adhesive residues from the threaded bores and clean with brake cleaner.
  Allow a drying time of at least 10 minutes!
  1. Socket-wrench insert for internal serration screws, a/f 12
  Information
  - Check the diaphragm spring on the flywheel for mechanical damage before installing it.
  - A damaged flywheel must not be installed!
Check diaphragm spring -1- on the flywheel for damage.
There must be no dents or damage!
1. 3.1. The flywheel must be replaced if the diaphragm spring is damaged -arrow- .
  
  Fig 4: Locating Flywheel Diaphragm Spring
  Courtesy of PORSCHE CARS NORTH AMERICA, INC.