# SDR AALA202507038851

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 2, 2025
- Submitted: July 3, 2025
- Operation: Air carrier
- Aircraft: [N423AN](https://openairdocs.org/aircraft/N423AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 10329
- Aircraft time: 17,523 hours, 4,742 cycles
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Relay
- Part number: E0242A28A0
- Condition: Faulted
- Location: Zone 100
- Stage of operation: CL
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202507038851

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED AND THE AIRCRAFT DIVERTED TO SEA DUE TO THE FLIGHT CREW REPORTING AFTER TAKEOFF A FLIGHT CONTROL SLATS FAULT DISPLAYED, FLAPS WILL RETRACT TO 0, SLATS STOP BETWEEN 1 AND 0. THE FLIGHT CREW ACCOMPLISHED ECAM ACTIONS WHICH DID NOT RECTIFY THE ISSUE. THE AIRCRAFT LANDED SAFELY AT SEA WITHOUT FURTHER INCIDENT. MAINTENANCE PERFORMED TSM 27-81-00-810-810-A ALONG WITH A BITE CHECK OF THE SYSTEM WITH NO ISSUES NOTED. MAINTENANCE REPLACED RELAYS 90CV (AALA202507036536) AND 92CV (AALA202507038851) PER AMM 27-84-00 AS A PRECAUTIONARY MEASURE. A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.