# SDR C2XA11CL154

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 24, 2011
- Submitted: June 27, 2011
- Operation: Air carrier
- Aircraft: [N12540](https://openairdocs.org/aircraft/N12540), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145537
- Aircraft time: 23,050 hours, 17,560 cycles
- System (JASC): [3260 · Landing Gear Position and Warning](https://openairdocs.org/jasc/3260)
- Part: Proximity Switch
- Part number: 8005701
- Part serial: 17340
- Condition: Faulty
- Location: Nlg
- Stage of operation: CR
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA11CL154

## Discrepancy

AVP - FLT 6089 THE CREW REPORTED A LOUD BANGING NOISE FROM UNDER FIRST OFFICER'S FLOOR.  MAINTENANCE INSPECTED AND REPLACED THE NOSE GEAR UPLOCK PROXIMITY SWITCH AND THE LANDING GEAR ELECTRONIC UNIT.  OPERATIONAL CHECKS WERE GOOD.

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