What was found
IN FLIGHT, TAIL ROTOR PRODUCED A VIBRATING NOISE. TIGHTEN T/R PC LINK CAP NUT ONE FLAT. INSPECTED SYSTEM AND CHECKED WITH VIBRATION GEAR. EVERYTHING CHECKED OK. ALL WORK IAW MM. (K)
- Difficulty date
- January 24, 2006
- Submitted
- February 8, 2006
- Operation
- Air carrier
- Aircraft
- N497AL
- Make and model
- Bell 407
- Aircraft serial
- 53172
- Engine
- Allsn 250C47B
- System (JASC)
- 6420 · Tail Rotor Head
- Part
- Pitch Link
- Condition
- Loose
- Location
- Tail Rotor
- Stage of operation
- NR
- How discovered
- O
- Nature of condition
- E
- Precautionary procedure
- O
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.