What was found
OIL COOLER FAN HIGH VIBRATION READINGS.
- Difficulty date
- October 31, 2015
- Submitted
- April 20, 2018
- Operation
- General aviation
- Aircraft
- N639MM
- Make and model
- Agusta AW139
- Aircraft serial
- 41216
- Aircraft time
- 5,230 hours
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Oil Cooler
- Part number
- 3G6320V03853
- Part serial
- 141600671
- Condition
- Vibration
- Stage of operation
- IN
- How discovered
- 9
- Nature of condition
- E
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.