# SDR CA120723011

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 12, 2012
- Submitted: September 14, 2015
- Operation: General aviation
- Make and model: Aerosp ATR 72 202
- Registry model: [Aerosp ATR 72 202](https://openairdocs.org/model/aerospatiale-atr-atr-72-202) (OpenAirDocs)
- Engine: Pwa PW124B
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Power Loss
- Location: Nr 2
- Stage of operation: TO
- How discovered: O
- Nature of condition: R, J
- Precautionary procedure: C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA120723011

## Discrepancy

(CAN) THE CREW REPORTED THAT ENGINE NR 2 TORQUE WAS LAGGING BEHIND ON ENGINE NR 1 TQ WHEN MOVING PL TO THE NOTCH FOR TAKEOFF.  WHILE ENGINE NR 1 REACHES 90 PERCENT TQ, ENGINE NR 2 WAS AT 45 PERCENT AND RISES TO REACH 90 PERCENT TQ.  TROUBLESHOOTING ON-GOING.

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