# SDR AALA202506162697

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 13, 2025
- Submitted: June 16, 2025
- Operation: Air carrier
- Aircraft: [N173US](https://openairdocs.org/aircraft/N173US), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1481
- Aircraft time: 78,139 hours, 30,202 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Relay
- Part number: E2101427B
- Condition: Faulty
- Location: Zone 800
- Stage of operation: IN
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202506162697

## Discrepancy

AIRCRAFT WAS NOT GROUNDED: AFTER CLOSING AIRCRAFT 1L DOOR, THERE WAS STILL A DOOR OPEN INDICATION ON THE DOOR SD SCREEN. MAINTENANCE REPLACED RELAY 12WN PER ESPM 20-46-50.

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