# SDR SIMA200733707

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 2, 2007
- Submitted: December 4, 2007
- Operation: Air carrier
- Aircraft: [N612AE](https://openairdocs.org/aircraft/N612AE), registered now
- Make and model: Emb EMB-145
- Registry model: [EMB EMB-145](https://openairdocs.org/model/embraer-emb-145) (OpenAirDocs)
- Aircraft serial: 145079
- Aircraft time: 2,064 hours, 20,127 cycles
- Engine: Allsn AE3007A
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Power Loss
- Location: Nr 1
- Stage of operation: CR
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SIMA200733707

## Discrepancy

CREW REPORTED DURING CRUISE AT FL360, NR 1 ENG EXPERIENCED A SUDDEN LOSS OF RPM BOTH N1 AND N2 INDICATIONS DROPPED APPROX 70 PERCENT N1, BUT AUTO RELIGHT OCCURRED WITHIN IN 3-5 SECONDS.  REST OF THE FLIGHT NORMAL.

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