# SDR 2008UALA00821

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 13, 2008
- Submitted: February 14, 2008
- Operation: Air carrier
- Aircraft: [N571UA](https://openairdocs.org/aircraft/N571UA), registered now
- Make and model: Boeing 757222
- Aircraft serial: 26681
- Aircraft time: 51,349 hours, 18,932 cycles
- Engine: Pwa PW2037
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Part number: MC1019101
- Condition: Faulty
- Location: Cockpit
- Stage of operation: IN
- How discovered: 9
- Nature of condition: W
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2008UALA00821

## Discrepancy

CAPTAIN'S O2 MASK WILL NOT DEFLATE & MIC IS INOP.  REPLACED CAPT O2 MASK, OPS CHECKED NORMALLY.

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