# SDR AALA202603278630

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 25, 2026
- Submitted: March 27, 2026
- Operation: Air carrier
- Aircraft: [N440AN](https://openairdocs.org/aircraft/N440AN), registered now
- Make and model: Airbus A321-253NX
- Registry model: [Airbus A321-253NX](https://openairdocs.org/model/airbus-a321-253nx) (OpenAirDocs)
- Aircraft serial: 10643
- Aircraft time: 17,349 hours, 4,730 cycles
- System (JASC): [3297 · Landing Gear System Wiring](https://openairdocs.org/jasc/3297)
- Part: Elec Connector
- Condition: Damaged
- Location: Zone 700
- Stage of operation: AP
- How discovered: O
- Nature of condition: J
- Precautionary procedure: L
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202603278630

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED ON APPROACH INTO PHL DUE TO THE FLIGHT CREW REPORTING THAT AFTER LOWER THE LANDING GEARS AN ECAM MESSAGE FOR BRAKES ALTERNATE RIGHT RELEASED. THE FLIGHT CREW ACCOMPLISHED A GO AROUND TO ASSESS THE ISSUE. THE FLIGHT CREW CYCLED THE LANDING GEAR AND UPON LOWERING THE GEAR AGAIN THE FAULT MESSAGE WENT AWAY. THE AIRCRAFT LANDED SAFELY AT PHL NORMALY WITHOUT FURTHER INCIDENT. MAINTENANCE FOUND WIRE 3243-4517R CHAFFED WHICH WAS CAUSING A SHORT TO GROUND. MAINTENANCE FOUND NO DAMAGE TO CONDUCTOR AND REPAIRED THE WIRE INSULATION PER ESPM 20-53-21. (AALA202603279631) MAINTENANCE REPLACED PLUG 98GG-A PER ESPM 20-44-16, (AALA202603278630) A SATISFACTORY OPERATIONAL CHECK OF THE ALTERNATE BRAKE SYSTEM PER AMM 32-43-00-501 WITH NO FAULTS NOTED.

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