# SDR AALA201604289011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2016
- Submitted: April 28, 2016
- Operation: Air carrier
- Aircraft: [N667AW](https://openairdocs.org/aircraft/N667AW), registered now
- Make and model: Airbus A320-232
- Registry model: [Airbus A320-232](https://openairdocs.org/model/airbus-a320-232) (OpenAirDocs)
- Aircraft serial: 1710
- Aircraft time: 51,107 hours, 18,670 cycles
- System (JASC): [3425 · Integrated Flight System](https://openairdocs.org/jasc/3425)
- Part: Adiru
- Part number: 46502003030316
- Part serial: 3126
- Condition: Defective
- Location: Zone 100
- Part time: 52,861 hours, 19,912 cycles
- Stage of operation: AP
- 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/AALA201604289011

## Discrepancy

AIRCRAFT WAS GNDED.  ON APPROACH TO LANDING, LG WOULD NOT EXTEND & CREW NOTED 3 RED INDICATION LIGHTS.  GEAR WAS EXTENDED MANUALLY & RECEIVED 3 GREEN INDICATION LIGHTS.  CREW DECLARED AN EMER, HAD TOWER CONFIRM GEAR WAS DOWN & LANDED SAFELY WHERE THE ACFT WAS TOWED TO THE GATE.  REPLACED THE NR 1 AIR DATA & INERTIAL REFERENCE UNIT IAW AMM 34-12-34-0401 & REPLACED THE NR 1 LG CONTROL INTERFACE UNIT IAW AMM 32-31-71-0401.  ACCOMPLISHED A SATISFACTORY OPERATIONAL CHECK OF THE LG.  SEE AALA 201604289005 FOR ADDITIONAL PART INFORMATION.

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