# SDR AALA202606232536

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 20, 2026
- Submitted: June 23, 2026
- Operation: Air carrier
- Aircraft: [N408AN](https://openairdocs.org/aircraft/N408AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 9083
- Aircraft time: 22,502 hours, 6,231 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Proximity Sensor
- Part number: DHE1141
- Condition: False Indication
- Location: Zone 800
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202606232536

## Discrepancy

AIRCRAFT WAS GROUNDED: AFT CABIN LEFT EXIT DOOR SHOWS ARMED BUT NOT ARMED IN THE FLIGHT ATTENDANT PANEL AND DOOR DISPLAYS. MAINTENANCE REPLACED L4 DOOR DETECTOR PROXIMITY SWITCH 7WN1 AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK WITH NO ISSUES NOTED.

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