# SDR AALA20120228036

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 28, 2012
- Submitted: March 1, 2012
- Operation: Air carrier
- Aircraft: [N470AA](https://openairdocs.org/aircraft/N470AA), registered now
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49600
- Aircraft time: 67,841 hours, 36,004 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Sensor
- Condition: Defective
- Location: Nlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: S
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20120228036

## Discrepancy

PIT - CREW REPORTED NOSE LANDING GEAR FAILED TO RETRACT.  EMERGENCY DECLARED FLIGHT RETURNED PIT LANDED WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  REPLACED NOSE LOCKED GEAR SENSOR D1-32 AND CONNECTOR P1-1157.  SYSTEM GROUND CHECK NORMAL OPERATION.

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