# SDR UALA2013050803224

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 6, 2013
- Submitted: June 27, 2013
- Operation: Air carrier
- Aircraft: [N475UA](https://openairdocs.org/aircraft/N475UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1495
- Aircraft time: 39,244 hours, 17,088 cycles
- Engine: Iae V2527A5
- System (JASC): [2397 · Communications System Wiring](https://openairdocs.org/jasc/2397)
- Part: Wire
- Condition: Shorted
- Location: Microphone
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2013050803224

## Discrepancy

CAPTAIN'S OXYGEN MASK MICROPHONE IS INOPERATIVE.  FOUND MICROPHONE WIRE IS INTERMITTENT IN O2 BOX.  WHEN WIGGLED, COMMS IS INTERMITTENT.  REPLACED CAPTAIN'S OXYGEN MASK STOWAGE BOX REF AMM35-12-41-00-0-001 A.  CHECKS OK REF AMM 35-12-41-710-001A.

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