Overview - Rotor Unit

Fig 1: Exploded View Of Rotor Unit

Courtesy of AUDI OF AMERICA, LLC

Bolt
- 27 Nm
- Remove the old seal or locking fluid from the threads (for example with a thread tap)
- Before installing coat a few threads of the cleaned bolts with locking fluid.
Drive Head
- Replace the seal -3-, after every removal
- Removing and installing. Refer to OPERATING HEAD, REMOVING AND INSTALLING .
Seal
- For the input shaft
- Replacing. Refer to INPUT SHAFT SEAL, REPLACING .
Alignment Sleeve
Rotor Unit
- Removing and installing. Refer to ROTOR UNIT, REMOVING AND INSTALLING .
- After every removal and installation. Refer to SUPERCHARGER, CHECKING FOR LEAKS .
- Remove the old seal or locking fluid from the threaded holes (for example with a thread tap)
Needle Bearing
- For the rotor unit
- Replace together with the rotor unit. Refer to ROTOR UNIT, REMOVING AND INSTALLING .
Supercharger Housing
Needle Bearing
- For the rotor unit
- Replace together with the rotor unit. Refer to ROTOR UNIT, REMOVING AND INSTALLING .
Alignment Sleeve