# SDR 2007UALA05273

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2007
- Submitted: December 26, 2007
- Operation: Air carrier
- Aircraft: [N797UA](https://openairdocs.org/aircraft/N797UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26924
- Aircraft time: 42,883 hours, 6,397 cycles
- Engine: Pwa PW4090
- System (JASC): [3510 · Crew Oxygen System](https://openairdocs.org/jasc/3510)
- Part: Oxygen Bottle
- Condition: Low Pressure
- Location: Crew O2
- Stage of operation: IN
- How discovered: V
- Nature of condition: W
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/2007UALA05273

## Discrepancy

CREW OXYGEN PRESSURE READING 1450 PSI.  SUSPECT LOW DUE TO CREW CHECKS DOING PRE FLIGHT CHECK LIST. REPLACED CREW O2 BOTTLE AND LEAK CHECKED OK. ACFT OK FOR SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.