# SDR AALA202608118294

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 9, 2026
- Submitted: August 11, 2026
- Operation: Air carrier
- Aircraft: [N427AN](https://openairdocs.org/aircraft/N427AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 10235
- Aircraft time: 21,622 hours, 5,948 cycles
- System (JASC): [2750 · Trailing Edge Flap Control System](https://openairdocs.org/jasc/2750)
- Part: Flap
- Condition: Locked
- Location: Zone 500
- Stage of operation: AP
- How discovered: O
- Nature of condition: F, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202608118294

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED INTO LAS DUE TO THE FLIGHT CREW REPORTING THAT ON APPROACH AN ECAM FOR FLIGHT CONTROL FLAPS LOCKED BETWEEN 2 AND 3 - THE AIRCRAFT LANDED SAFELY AT LAS WITHOUT FURTHER INCIDENT - MAINTENANCE PERFORMED TSM 27-51-00-810-818-A AND PER SKYWISE NOTED FLIGHT CONTROL FLAPS LOCKED FAULT ALONG WITH FLAP 1 CHECK LH MECH DRIVE AND FLAP 2 CHK LH MECH DRIVE - MAINTENANCE PERFORMED DETAILED VISUAL INSPECTION OF ALL MECHANICAL PARTS ON BOTH WINGS FLAP TRANSMISSION SYSTEM WITH NO DEFECTS NOTED AND NO TORQUE LIMITERS WERE TRIPPED Ï¿½ MAINTENANCE PERFORMED A RIG CHECK OF THE FLAP DRIVE SYSTEM WITH NO ISSUES NOTED Ï¿½ MAINTENANCE INSPECTED INTERCONNECTING STRUTS ON BOTH WINGS WITH NO DEFECTS NOTED Ï¿½ MAINTENANCE ALSO CHECKED THE RIGGING OF THE I INTERCONNECTING STRUTS AND THE SENSORS WITH NO DEFECTS NOTED Ï¿½ MAINTENANCE REPORTED THAT THERE WERE NO FAULTS NOTED FOR SFCC 1 AND 2 ON THE MCDU Ï¿½ A SATISFACTORY OPERATIONAL CHECK OF THE FLAPS WAS ACCOMPLISHED WITH NO ISSUES NOTED. MAINTENANCE REPORTED NO DEFECTS WERE FOUND AND DETERMINED THE AIRCRAFT WAS OK FOR SERVICE.

---
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.