# SDR UALA2010061402073

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2010
- Submitted: June 14, 2010
- Operation: Air carrier
- Aircraft: [N495UA](https://openairdocs.org/aircraft/N495UA), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1842
- Aircraft time: 25,530 hours, 11,391 cycles
- Engine: Iae V2527A5
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Mask
- Condition: Leaking
- Location: Cockpit
- 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/UALA2010061402073

## Discrepancy

CREW O2 PRESSURE AT 1750 AS REPORTED BY CREW.   O2 SERVICED EARLIER TODAY. PERFORM VISUAL AND AUDIBLE CHECK OF O2 CONNECTORS AT BOTTLE. CHECKED SECURITY OF ALL 4 CREW O2 MASKS.  FOUND LEAK IN THE 1ST OBSERVERS OXYGEN-MASK STOWAGE-BOX.  WILL NEED STOWAGE BOX (UAL PCN 649-0376). CAPPED OFF LINE TO STOWAGE BOX AND NO FURTHER LEAKS NOTED. OK TO CF STOWAGE BOX INOP TO ORD FOR REPLACEMENT.  REPLACED STOWAGE BOX, LEAK CK'D GOOD.

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