# SDR UALA2012030901547

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2012
- Submitted: April 13, 2012
- Operation: Air carrier
- Aircraft: N543UA
- Make and model: Boeing 757222
- Aircraft serial: 25698
- Aircraft time: 78,070 hours, 22,710 cycles
- Engine: Pwa PW2037
- System (JASC): [2120 · Air Distribution System](https://openairdocs.org/jasc/2120)
- Part: Filter
- Condition: Torn
- Location: Cockpit
- 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/UALA2012030901547

## Discrepancy

COCKPIT ENVIRONMENT, EXTREMELY LOUD AND NOISY-AIR CONDITIONING BLOWN THROUGH THE WINDSHIELD.  WEAR EAR PLUGS - TURNING RIGHT RECIRC OFF PROVIDES NO HELP.  CLEANED DUCTS FOUND RT REC FAN FILTER TORN AND IN DUCTS.  CLEANED DUCTS, RPL'D REC FILTERS FOUND RT FILTER TORN. DB WITHIN LIMITS.

---
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.