# SDR DALA2026021901217

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 14, 2026
- Submitted: February 20, 2026
- Operation: Air carrier
- Aircraft: [N339NB](https://openairdocs.org/aircraft/N339NB), registered now
- Make and model: Airbus A319-114
- Registry model: [Airbus A319-114](https://openairdocs.org/model/airbus-a319-114) (OpenAirDocs)
- Aircraft serial: 1709
- Aircraft time: 62,799 hours, 32,977 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Mask
- Condition: Unwanted Deploy
- Location: Zone 900
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2026021901217

## Discrepancy

AFT RIGHT LAV OXYGEN MASKS DEPLOYED.  RESTOWED THE OXYGEN MASKS IN THE AFT RIGHT LAV IAW AMM 35-21. ACFT OK FOR SERVICE. (LP: 8130774)

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