# SDR AALA20110623DFW01

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 23, 2011
- Submitted: June 27, 2011
- Operation: Air carrier
- Aircraft: N955U
- 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: 49427
- Aircraft time: 66,590 hours, 35,390 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Downlock Sensor
- Condition: Faulty
- Location: Landing Gear
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20110623DFW01

## Discrepancy

DFW - CREW REPORTED UNSAFE LANDING GEAR INDICATION.  EMERGENCY DECLARED FLIGHT RETURNED DFW LANDED WITHOUT INCIDENT.  AIRCRAFT REMOVED FROM SERVICE.  FOUND RIGHT MAIN DOWNLOCK INDICATING LOCKED.  REPLACED DOWN LOCK SENSOR.  SYSTEM GROUND CHECK NORMAL OPERATION.

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