# SDR DALA2024020501539

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 2, 2024
- Submitted: February 5, 2024
- Operation: Air carrier
- Aircraft: [N855NW](https://openairdocs.org/aircraft/N855NW), registered now
- Make and model: Airbus A330-223
- Registry model: [Airbus A330-223](https://openairdocs.org/model/airbus-a330-223) (OpenAirDocs)
- Aircraft serial: 0621
- Aircraft time: 77,122 hours, 9,842 cycles
- System (JASC): [3520 · Passenger Oxygen System](https://openairdocs.org/jasc/3520)
- Part: Door
- Part number: UNKNOWN
- Condition: Faulted
- Location: Lav O2 Mask
- 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/DALA2024020501539

## Discrepancy

SHIP 3355 FWD LAV O2 MASK DOOR KEEPS OPENING ALLOWING MASK TO FALL OUT. CORRECTIVE ACTION: REPACKED O2 MASKS AT LOCATION 201 REF A330 AMM 35-21. OPS CHECK GOOD. (5576206)

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