Removing the drive unit

Remove the drive unit from the shaft as follows:

  1. Perform the steps according to chapter Installation notes.
  2. WARNING! Risk of burns due to hot surfaces. Severe injuries. Allow the devices to cool down before touching them.
  3. Loosen the locking screws one after the other by a quarter revolution each to avoid tilting the outer rings.
  4. Unscrew the locking screws evenly one after the other. Do not remove the locking screws completely.
  5. Remove the conical steel bushing. If necessary, use the outer rings as pullers as follows:
    • Remove all the locking screws.
    • Screw the respective number of screws in the tapped holes of the shrink disk.
    • Support the inner ring against the gear unit housing.
    • Pull off the conical steel bushing by tightening the screws.
  6. Remove the gear unit from the shaft.
  7. Remove the shrink disk from the hub.