# SDR 4DPA2022081900002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 19, 2022
- Submitted: September 6, 2022
- Operation: Air carrier
- Aircraft: [N252JX](https://openairdocs.org/aircraft/N252JX), registered now
- Make and model: Emb EMB-135LR
- Registry model: [EMB EMB-135LR](https://openairdocs.org/model/embraer-emb-135lr) (OpenAirDocs)
- Aircraft serial: 145276
- Aircraft time: 35,169 hours, 32,079 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Sensor
- Part number: 8005701AP
- Part serial: UNK
- Condition: Broken
- Location: Mlg
- 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/4DPA2022081900002

## Discrepancy

ISSUE- CREW REPORTED REPEAT. GEAR WARNING ACTIVATED AT GEAR RETRACTION AFTER TAKEOFF AND WOULD NOT SILENCE UNTIL GEAR WAS LOWERED. CORR ACTION-MX DISCOVERED BROKEN PROXIMITY SWITCH. REMOVED AND REPLACED PROXIMITY SWITCH, UPLOCK PROXIMITY SWITCH

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