# SDR UALA2013053003785

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 27, 2013
- Submitted: July 9, 2013
- Operation: Air carrier
- Aircraft: [N498UA](https://openairdocs.org/aircraft/N498UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1865
- Aircraft time: 35,630 hours, 15,571 cycles
- Engine: Iae V2527A5
- System (JASC): [2350 · Audio Integrating System](https://openairdocs.org/jasc/2350)
- Part: Amu
- Part number: 2790CB04
- Part serial: 11
- Condition: Failed
- Location: Audio Sys
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013053003785

## Discrepancy

F/O O2 MASK AUDIO DOES NOT TEST CORRECTLY.  R & R AMU IAW AMM.  PERFORMED BITE TEST IAW MM, OPS CHECKED GOOD, OK TO CONTINUE.

---
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.