# SDR UALA2011100605422

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 6, 2011
- Submitted: October 7, 2011
- Operation: Air carrier
- Aircraft: N521UA
- Make and model: Boeing 757222
- Aircraft serial: 24891
- Aircraft time: 68,783 hours, 25,692 cycles
- Engine: Pwa PW2037
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Duct
- Condition: Deteriorated
- Location: Cabin
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011100605422

## Discrepancy

CEILING AIR VENTS VERY LOUD.  REMOVED CEILING PANELS, HAVE DETERIORATED DUCT AT RISER SECTION ROW 10-12, WILL REQUIRE REPLACEMENT.  MULTIPLE REPAIRS REQUIRED AT ROWS 6, 32-34.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.