# SDR SIMA960081

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 7, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N12MQ](https://openairdocs.org/aircraft/N12MQ), registered now
- Make and model: Aerosp ATR 42-300
- Registry model: [Aerosp ATR 42-300](https://openairdocs.org/model/aerospatiale-aeritalia-atr-42-300) (OpenAirDocs)
- Aircraft serial: 012
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Uplock Box
- Part number: C2458900
- Condition: Failed
- Location: Rt Mlg
- Stage of operation: CL
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA960081

## Discrepancy

CVG - FLT 4020 - RIGHT MAIN GEAR WILL NOT LOCK UP TO THE RETRACT POSITION DURING CLIMB.  CONTINUED FLIGHT WITHOUT FURTHER MECHANICAL INCIDENT - DIVERTED TO RFD PER WEATHER.  RFD MAINTENANCE REPLACED RIGHT MLG UPLOCK BOX.  OPS CHECKED GOOD.  AIRCRAFT RETURNED TO SERVICE.  (X)

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