# SDR DALA2025042903307

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2025
- Submitted: April 29, 2025
- Operation: Air carrier
- Aircraft: [N804NW](https://openairdocs.org/aircraft/N804NW), registered now
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 0549
- Aircraft time: 93,529 hours, 12,309 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Oxygen Mask
- Condition: Unwanted Deploy
- Location: Zone 200
- 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/DALA2025042903307

## Discrepancy

SHIP 3304 OXYGEN PANEL MASK DEPLOYED / LOCATIONS:202. CORRECTIVE ACTION: REMOVED AND REPLACED LAV 204 O2 CONTAINER ASSY. HYDRO STAT DATE GOOD. OPS CK GOOD. REF A330 AMM 35-21. (0935091)

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