# SDR 2008UALA05642

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 6, 2008
- Submitted: September 26, 2008
- Operation: Air carrier
- Aircraft: [N806UA](https://openairdocs.org/aircraft/N806UA), registered now
- Make and model: Airbus A319-131
- Registry model: [Airbus A319-131](https://openairdocs.org/model/airbus-industrie-a319-131) (OpenAirDocs)
- Aircraft serial: 788
- Aircraft time: 37,113 hours, 14,220 cycles
- Engine: Iae V2522A5
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen System
- Part number: MXP401600U
- Condition: Faulty
- Location: Crew
- 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/2008UALA05642

## Discrepancy

CREW OXY PSI SLOWLY DECREASING WITH NO CREW USE.  IN ABQ CREW O21300 PSI - 1HR LATER 1200P.  FOUND STICKY PRESS TO TEST PLUNGER AT 1ST OBSERVER'S LOCATION.
REPLACED O2 MASK & BOX. OPS TEST OKAY.  SERVICED CREW O2. NO SYSTEM BLEED DOWN WITHIN 45 MINUTES.

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