# SDR AALA202505029467

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 30, 2025
- Submitted: May 2, 2025
- Operation: Air carrier
- Aircraft: [N756US](https://openairdocs.org/aircraft/N756US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1340
- Aircraft time: 58,275 hours, 39,922 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Sensor
- Condition: Faulted
- Location: Zone 700
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202505029467

## Discrepancy

AIRCRAFT WAS GROUNDED: LARGE NOSE WHEEL VIBRATION AFTER TKO LANDING GEAR WOULD NOT RETRACT STUCK IN DOWN POSITION RETURNED TO PHOENIX. MAINTENANCE REPLACED GROUND SENSING MECHANISM IAW 32-21-45.

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