# SDR DALA2021091305444

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 12, 2021
- Submitted: September 13, 2021
- Operation: Air carrier
- Aircraft: [N821NW](https://openairdocs.org/aircraft/N821NW), registered now
- Make and model: Airbus A330-323
- Registry model: [Airbus A330-323](https://openairdocs.org/model/airbus-a330-323) (OpenAirDocs)
- Aircraft serial: 0865
- Aircraft time: 61,463 hours, 8,037 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Warning Message
- Condition: False Activation
- Location: Door
- Stage of operation: IN
- How discovered: 9
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/DALA2021091305444

## Discrepancy

SHIP 3321 DOOR AFT LEFT OPEN ECAM MESSAGE FL 370. PRESSURIZATION NORMAL. CORRECTIVE ACTION: CHECKED SENSOR PERFORMED SYSTEM TEST PSDU VIA MCDU. TEST OK. OPERATION OF AFT DOOR ALL NORMAL . (7981076)

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