# SDR JJBA20201112008

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 12, 2020
- Submitted: November 17, 2020
- Operation: Air carrier
- Aircraft: [N17146](https://openairdocs.org/aircraft/N17146), registered now
- Make and model: Emb EMB-145XR
- Registry model: [EMB EMB-145XR](https://openairdocs.org/model/embraer-emb-145xr) (OpenAirDocs)
- Aircraft serial: 145746
- Aircraft time: 43,222 hours, 26,509 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Switch
- Condition: Out Of Adjust
- Location: Lt Mlg
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/JJBA20201112008

## Discrepancy

LG AIR/GROUND FAIL ON EICAS AND LANDING GEAR WOULD NOT RETRACT.  FOUND LEFT SHOCK MLG WOW PROX SWITCH GAP OUT OF LIMITS ADJUSTED GAP.  FOUNT RT MLG SHOCK WOW PROX SWITCH DEFECTIVE REMOVED AND REPLACED RIGHT MLG SHOCK WOW PROX SWITCH.  OPERATIONS CHECK GOOD.

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