# SDR AALA202507259027

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2025
- Submitted: July 25, 2025
- Operation: Air carrier
- Aircraft: [N124AA](https://openairdocs.org/aircraft/N124AA), registered now
- Make and model: Airbus A321-231
- Registry model: [Airbus A321-231](https://openairdocs.org/model/airbus-a321-231) (OpenAirDocs)
- Aircraft serial: 6271
- Aircraft time: 34,539 hours, 11,596 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Part number: 893301
- Condition: Faulted
- Location: Zone 700
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202507259027

## Discrepancy

AIRCRAFT WAS GROUNDED: FLIGHT CREW REPORTED LANDING GEAR DOORS NOT CLOSED ECAM DISPLAYED AT GEAR UP. FLIGHT CREW ACCOMPLISHED ECAM PROCEDURES AND RECYCLED THE LANDING GEAR WHICH CLEARED THE ECAM MESSAGE. MAINTENANCE ACCOMPLISHED A BITE CHECK AND NOTED A FAULT MESSAGE FOR THE NOSE LANDING GEAR EXTENSION PROXIMITY SENSOR TARGET 25GA. REPLACED PROXIMITY SENSOR AND ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK PER AMM 32-31-73 WITH NO FAULTS NOTED.

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