# SDR SWIA201335732

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 23, 2013
- Submitted: December 27, 2013
- Operation: Air carrier
- Aircraft: N299SW
- Make and model: Emb EMB-120
- Registry model: [EMB EMB-120](https://openairdocs.org/model/embraer-emb-120) (OpenAirDocs)
- Aircraft serial: 120329
- Aircraft time: 35,728 hours, 49,988 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Condition: Failed
- Location: Landing Gear
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWIA201335732

## Discrepancy

LG WOULD NOT COME UP UNTIL DOWN LOCK RELEASE SWITCH WAS PRESSED.  THE GEAR EXTENDED NORMALLY FOR LANDING. FLT 5335 REPLACED THE NLG PROXIMITY SENSOR & PERFORMED NUMEROUS GEAR SWINGS, LANDING GEAR SYSTEM OPERATES NORMALLY.  OPERATIONS CHECKED, PN ZS-00417-02.

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