# SDR AALA202409306411

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2024
- Submitted: September 30, 2024
- Operation: Air carrier
- Aircraft: [N738US](https://openairdocs.org/aircraft/N738US), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 1254
- Aircraft time: 61,753 hours, 37,384 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Part number: 893301
- Condition: Defective
- 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/AALA202409306411

## Discrepancy

AIRCRAFT WAS GROUNDED: AFTER TAKEOFF LANDING GEAR NOT UPLOCKED ECAM, FLIGHT CREW RECYCLED GEAR PER ECAM ACTION AND GEAR RETRACTED NORMALLY.MAINTENANCE ACCOMPLISHED TSM 32-31-00-810-842-A AND NOTED A FAULT MESSAGE FOR THE NOSE LANDING GEAR PROXIMITY SENSOR 25GA TARGET POSITION. MAINTENANCE REPLACED PROXIMITY SENSOR 25GA PER AMM 32-31-73. (AALA202409306411) MAINTENANCE ALSO FOUND THE NOSE LANDING GEAR FLIGHT GROUND SENSING MECHANISM HAD EXCESSIVE PLAY AND REPLACED IT PER AMM 32-21-45. (AALA202409309464) A SATISFACTORY OPERATIONAL CHECK WAS ACCOMPLISHED.

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