July 1: So it begins. Don't worry, this is not in the correct legal jurisdiction!
Removing and installing rotor for hall sensor: Removal
Heat rotor area with a hot-air gun. Pull off rotor with a commercially available extractor. Place a spacer, for example VW 545/2, between the spindle and camshaft.
Fig 1: Pulling Off Rotor With A Commercially Available Extractor