# SDR SIMA20170122003

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 22, 2017
- Submitted: January 24, 2017
- Operation: Air carrier
- Aircraft: [N625AE](https://openairdocs.org/aircraft/N625AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145115
- Aircraft time: 41,309 hours, 37,977 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Uplock
- Condition: Malfunctioned
- Location: Mlg
- Stage of operation: NR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20170122003

## Discrepancy

UPON GEAR EXTENSION, THE MAIN LANDING GEAR DID NOT EXTEND. CREW ATTEMPTED A SECOND TIME AND GEAR FULLY EXTENDED.  CREW DECLARED AN EMERGENCY AND LANDED WITHOUT INCIDENT.  REMOVED AND REPLACED THE RT MLG UP LOCK BOX ASSY IAW EMB MM CH 32-33-10. OPERATIONAL AND FUNCTIONAL CHECKS GOOD .

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