# SDR SIMA960522

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N377AT
- Make and model: Aerosp ATR 72-212
- Registry model: [Aerosp ATR 72-212](https://openairdocs.org/model/aerospatiale-atr-72-212) (OpenAirDocs)
- Aircraft serial: 377
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Switch
- Part number: 15516
- Condition: Failed
- Location: Nlg
- Stage of operation: CR
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA960522

## Discrepancy

DFW - FLT NR 3651 - NOSE LANDING GEAR UPPER PANEL INDICATES UNLOCK INFLIGHT AND THE GEAR IS MAKING A CLICKING SOUND.  MX REPLACED THE NOSE GEAR UPLOCK MICROSWITCH.  CHECKED GOOD AIRCRAFT RETURNED TO SERVICE.  (M)

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