# SDR HNAA0500093

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 9, 2005
- Submitted: October 21, 2005
- Operation: Air carrier
- Aircraft: [N837EX](https://openairdocs.org/aircraft/N837EX), registered now
- Make and model: Dhav DHC8102
- Aircraft serial: 217
- Aircraft time: 35,089 hours, 39,876 cycles
- Engine: Pwa PW120A
- Engine time: 31,489 hours, 35,465 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Nr 2
- Stage of operation: CL
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/HNAA0500093

## Discrepancy

NR 2 TORQUE DROPPED FOM 90 PERCENT TO 61 PERCENT WHEN ECU SELECTED TO NORMAL AFTER TAKEOFF WITH NO ILLUMINATION OF NR 2 MANUAL LIGHT.  CYCLED BETA LOCKOUT CIRCUIT BREAKER.

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