# SDR SIMA200721403

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2007
- Submitted: August 2, 2007
- Operation: Air carrier
- Aircraft: N734EK
- Make and model: Emb EMB-135LR
- Registry model: [EMB EMB-135LR](https://openairdocs.org/model/embraer-emb-135lr) (OpenAirDocs)
- Aircraft serial: 145371
- Aircraft time: 14,949 hours, 13,441 cycles
- System (JASC): [3230 · Landing Gear Retraction/Extension System](https://openairdocs.org/jasc/3230)
- Part: Electronic Unit
- Part number: 355022002
- Part serial: 1034
- Condition: Failed
- Location: Mlg
- Part time: 3,801 hours, 3,217 cycles
- 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/SIMA200721403

## Discrepancy

RECEIVED LANDING GEAR AIR/GROUND EICAS MESSAGE, LANDING GEAR NO RETRACT, RETURNED TO BNA.  REMOVED AND REPLACED LANDING GEAR ELECTRONIC CONTROL IAW EMB AMM.  OPERATIONAL CHECK GOOD, AIRCRAFT RETURNED TO SERVICE.

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