What was found
FREEWHEEL UNIT CAUSING ENGINE VIBRATION FWD END AND ALSO FWD SEAL LEAKING. REPLACED FWU.
- Difficulty date
- January 16, 2003
- Submitted
- January 20, 2003
- Operation
- Air carrier
- Aircraft
- N493PH
- Make and model
- Bell 407
- Aircraft serial
- 53393
- Aircraft time
- 3,856 hours
- System (JASC)
- 6310 · Engine/Transmission Coupling
- Part
- Freewheel Unit
- Part number
- 406040500131
- Part serial
- A5497
- Condition
- Malfunctioned
- Location
- Main Rotor
- Part time
- 338 hours
- Stage of operation
- NR
- How discovered
- 9
- Nature of condition
- O
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.