# SDR AALA201804049028

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 3, 2018
- Submitted: April 9, 2018
- Operation: Air carrier
- Aircraft: [N701UW](https://openairdocs.org/aircraft/N701UW), registered now
- Make and model: Airbus A319-112
- Registry model: [Airbus A319-112](https://openairdocs.org/model/airbus-industrie-a319-112) (OpenAirDocs)
- Aircraft serial: 890
- Aircraft time: 51,622 hours, 29,743 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Interface Unit
- Part number: 664700500A4D
- Part serial: 3116
- Condition: Faulty
- Location: Mlg
- Part time: 52,567 hours, 23,364 cycles
- Stage of operation: LD
- 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/AALA201804049028

## Discrepancy

GEAR DISAGREED, ON GO AROUND, GEAR LOCKED INTO PLACE. GEAR LEFT DOWN AND CIRCLED AROUND TO LAND. NO EMERGENCY DECLARED. AIRCRAFT WAS GROUNDED.  MAINTENANCE ACCOMPLISHED TSM 32-31-00-810-808, AND 32-31-00-810-836. NO FAULTS FOUND. ACCOMPLISHED EIGHT SUCCESSFUL GEAR SWINGS. REPLACED THE NR 1 LANDING GEAR CONTROL INTERFACE UNIT IAW AMM 32-31-71, AND PERFORMED SATISFACTORY OPERATIONAL CHECK.

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