# SDR AALA202603065872

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 5, 2026
- Submitted: March 6, 2026
- Operation: Air carrier
- Aircraft: [N978UY](https://openairdocs.org/aircraft/N978UY), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 5422
- Aircraft time: 40,634 hours, 16,721 cycles
- System (JASC): [5270 · Door Warning System](https://openairdocs.org/jasc/5270)
- Part: Proximity Sensor
- Part number: DHE1141
- Condition: Out Of Adjust
- Location: Zone 800
- Stage of operation: NR
- How discovered: V
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202603065872

## Discrepancy

AIRCRAFT WAS GROUNDED: ECAM- LEFT AFT EMERGENCY CABIN DOOR. MAINTENANCE ACCOMPLISHED TSM 52-22-00-810-803-A, ADJUSTED L3 PROXIMITY SWITCH, 61WV1, AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 52-71-00-820-005-A01 WITH NO FAULTS NOTED.

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