What was found
RIGHT RECIRCULATION FAN EXTREMELY LOUD. CLEANED DUCTS AT FLIGHT DECK. WINDSHIELD DECIBEL READING DIFFERENCE LESS THEN 3 DB AND READING AT 68.9 DB, OK FOR FLIGHT.
- Difficulty date
- March 19, 2013
- Submitted
- April 12, 2013
- Operation
- Air carrier
- Aircraft
- N554UA
- Make and model
- Boeing 757222
- Aircraft serial
- 26644
- Aircraft time
- 73,485 hours, 21,756 cycles
- Engine
- Pwa PW2037
- System (JASC)
- 2120 · Air Distribution System
- Part
- Duct
- Condition
- Dirty
- Location
- Cockpit
- 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.