# SDR USAA2014052700005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 24, 2014
- Submitted: May 27, 2014
- Operation: Air carrier
- Aircraft: [N169UW](https://openairdocs.org/aircraft/N169UW), registered now
- Make and model: Airbus A321-211
- Registry model: [Airbus A321-211](https://openairdocs.org/model/airbus-a321-211) (OpenAirDocs)
- Aircraft serial: 1455
- Aircraft time: 45,111 hours, 16,654 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Interface Unit
- Part number: 664700500A4D
- Part serial: 0162
- Condition: Malfunctioned
- Location: Landing Gear
- Part time: 76,387 hours, 31,961 cycles
- Stage of operation: AP
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2014052700005

## Discrepancy

WHEN LANDING GEAR HANDLE WAS LOWERED ON FINAL APPROACH GEAR DID NOT COME DOWN.  RECYCLED GEAR UP THEN DOWN & GEAR EXTENDED NORMALLY.  REPLACED LGCIU NR 2 IAW AMM TASK 32-31-71-000-001A & AMM TASK 32-31-71-400-001A.

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