What was found
(AUS) MAIN TRANSMISSION BEARING DETERIORATED. CHIP DETECTOR CONTAINED SIX PIECES OF FLAKED MAGNETIC MATERIAL. THE TRANSMISSION WAS CHANGED.
- Difficulty date
- May 13, 1998
- Submitted
- March 26, 2000
- Operation
- General aviation
- Make and model
- Bell 412
- Engine
- Pwa PT6T3B
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Bearing
- Part number
- 204040725003
- Condition
- Deteriorated
- Location
- Transmission
- Stage of operation
- DE
- Nature of condition
- J
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.