# SDR SIMA2020083129007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 29, 2020
- Submitted: August 31, 2020
- Operation: Air carrier
- Aircraft: [N918AE](https://openairdocs.org/aircraft/N918AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500902
- Aircraft time: 37,336 hours, 31,926 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Sensor
- Condition: Failed
- Location: Nlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA2020083129007

## Discrepancy

ABNORMAL LND GEAR AIR GND FAIL MESSAGE ON CLIMB OUT ENG 1-2 REV DISAGREE MSG FOLLOWED A FEW MINUTES AFTER BOTH MESSAGES DISAPPEARED WHEN GEAR WAS EXTENED EMERGENCY DECLARED. LANDED SAFELY.-C/A-PERFOMED CMC DOWNLOAD FOUND FWD NLG PROXIMTY SENSOR WAS BAD WOW R&R SENSOR NLG IAW 32-63-02 OPS CHECK GOOD IAW ETN-EM 32-245

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