# SDR SIMA20160413005

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 13, 2016
- Submitted: April 15, 2016
- Operation: Air carrier
- Aircraft: [N609DP](https://openairdocs.org/aircraft/N609DP), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145069
- Aircraft time: 43,067 hours, 35,733 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Uplock
- Part number: 23092900001
- Part serial: 276
- Condition: Failed
- Location: Rt Mlg
- Stage of operation: UK
- How discovered: O
- Nature of condition: O
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA20160413005

## Discrepancy

UPON GEAR RETRACTION, LT MAIN & NOSE GEAR RETRACTED NORMALLY.  RT MAIN SHOWED IN TRANSIT & UNSAFE INDICATION WITH A LOUD THUMPING SOUND COMING FROM FUSELAGE BEHIND THE COCKPIT.  SIMILAR WRITE UP ON LOG PAGE 4013565.  R & R RT UPLOCK OX IAW AMM 32-33-10.  OPERATIONS & LEAK CHECKED GOOD.  SEE ITEMS 1 + 2, LOG PAGE 4013569 FOR FOLLOWING CHECKS.

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