# SDR DALA2026040602190

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 2, 2026
- Submitted: April 6, 2026
- Operation: Air carrier
- Aircraft: [N829NW](https://openairdocs.org/aircraft/N829NW), registered now
- Make and model: Airbus A330-302
- Registry model: [Airbus A330-302](https://openairdocs.org/model/airbus-a330-302) (OpenAirDocs)
- Aircraft serial: 1721
- Aircraft time: 39,450 hours, 5,057 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/DALA2026040602190

## Discrepancy

FOUND ALL OXYGEN MASKS DEPLOYED IN CREW REST COMPARTMENT.   TESTED AND PACKED THE OXYGEN MASKS IAW AMM 35-21. OK FOR SERVICE. (8307926) AIRCRAFT WAS GROUNDED.

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