# SDR CALA2013111993040

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 16, 2013
- Submitted: November 20, 2013
- Operation: Air carrier
- Aircraft: N529UA
- Make and model: Boeing 757222
- Aircraft serial: 25019
- Aircraft time: 74,576 hours, 27,406 cycles
- Engine: Pwa PW2037
- System (JASC): [3597 · Oxygen System Wiring](https://openairdocs.org/jasc/3597)
- Part: Connector
- Condition: Defective
- 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/CALA2013111993040

## Discrepancy

OXYGEN MASK DEFECTIVE AT FIRST OFFICER`S.  MIC INOPERATIVE, ADJUSTED MIC CONNECTOR.  O2 MASK MIC OPERATED NORMALLY AT GATE.

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