What was found
LEFT RECIRCULATION FAN HAD A LOUD BEARING NOISE WHILE RUNNING. SELECTED OFF AND NOISE DISSIPATED. REPLACED LT RECIRCULATION FAN.
- Difficulty date
- June 25, 2013
- Submitted
- August 15, 2013
- Operation
- Air carrier
- Aircraft
- N509UA
- Make and model
- Boeing 757222
- Aircraft serial
- 24763
- Aircraft time
- 74,445 hours, 27,771 cycles
- Engine
- Pwa PW2040
- System (JASC)
- 2121 · Air Distribution Fan
- Part
- Fan
- Part number
- 6457053
- Part serial
- 20
- Condition
- Noisy
- Location
- Lt Recirculation
- 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.