# SDR UALA2011082504553

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 24, 2011
- Submitted: September 16, 2011
- Operation: Air carrier
- Aircraft: [N771UA](https://openairdocs.org/aircraft/N771UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 26932
- Aircraft time: 63,671 hours, 11,682 cycles
- Engine: Pwa PW4077
- System (JASC): [3530 · Portable Oxygen System](https://openairdocs.org/jasc/3530)
- Part: Oxygen Bottle
- Condition: Discharged
- Location: L1 Door
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011082504553

## Discrepancy

O2 BOTTLE USED DOOR 1L   *FIX JP :TO DF FOR REPLACEMENT.  MEL 3531J APPLIED REPLACED O2 BOTTLE.

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