# SDR SWIA201230826

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 21, 2012
- Submitted: May 31, 2012
- Operation: Air carrier
- Aircraft: N583SW
- Make and model: Emb EMB-120ER
- Registry model: [EMB EMB-120ER](https://openairdocs.org/model/embraer-emb-120er) (OpenAirDocs)
- Aircraft serial: 120351
- Aircraft time: 27,203 hours, 37,124 cycles
- System (JASC): [7712 · Engine BMEP/Torque Indicating](https://openairdocs.org/jasc/7712)
- Part: Signal Cond Unit
- Condition: Failed
- Location: Lt Engine
- Stage of operation: UK
- 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/SWIA201230826

## Discrepancy

LEFT ENGINE NP DROPPED TO 43 PERCENT AFTER GEAR DOWN.  (FLT 6243)  REPLACED LEFT TORQUE SIGNAL CONDITIONER IN REFERENCE TO EMB 120 MM.  P/N 30005-0000-52  S/N OFF 923

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