# SDR HNAA2024081900702

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 16, 2024
- Submitted: August 19, 2024
- Operation: Air carrier
- Aircraft: [N647AE](https://openairdocs.org/aircraft/N647AE), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145222
- Aircraft time: 52,635 hours, 49,910 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Uplock
- Condition: Faulted
- Location: Nlg
- Stage of operation: CL
- How discovered: O
- Nature of condition: E, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA2024081900702

## Discrepancy

IN FLIGHT LOUD THUD UB=NDER FLIGHT DECK HAPPENED FIVE TIMES IN FLIGHT. CMC MSG LG RIGHT UP PROX SW FAIL AND LG UP/DN PROX SW/LGEU FAIL.  FACT  17AUG24  02:35  CLT R/R NLG UPLOCK BOX IAW AMM 32-33-07 PERFORMED MULTIPLE GEAR SWINGS. NO ABNORMAL NOISES NOTED. OPS CHECK/LEAK CHECK GOOD. OK FOR SERVICE.

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