# SDR SIMA20190216002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 16, 2019
- Submitted: February 18, 2019
- Operation: Air carrier
- Aircraft: [N677AE](https://openairdocs.org/aircraft/N677AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 14500810
- Aircraft time: 36,234 hours, 31,464 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Part number: 8005701
- Part serial: 10487
- Condition: Failed
- Location: Lt Mlg
- Stage of operation: UK
- How discovered: O
- Nature of condition: J
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20190216002

## Discrepancy

LG AIR GROUND FAIL IN AIR RETURN TO GATE. REMOVED & REPLACED LEFT MAIN GEAR FWD WOW PROXIMITY SWITCH, AND NOSE LANDING GEAR WOW PROXIMITY SWITCH IAW AMM 32-63-01. ACCOMPLISHED AMM LANDING GEAR PROX SWITCH ADJ/TEST IAW AMM 32-63-05, ACCOMPLISHED EXTENSION/ RETRACTION ADJ/TEST 4 CYCLES IAW AMM 32-30-00, OK FOR SERVICE.

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