# SDR CA110516002

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 26, 2011
- Submitted: September 14, 2015
- Operation: General aviation
- Engine: Pwc PW127E
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Making Metal
- Stage of operation: CL
- How discovered: O
- Nature of condition: B, Y, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA110516002

## Discrepancy

(CAN) SMOKE IN CABIN DURING, 2 TO 3 LOUD NOISES WERE HEARD ACCOMPANIED BY ACFT YAW. THE CREW OBSERVED SIGNIFICANT TORQUE FLUCTUATIONS ON NR 2 ENGINE AND THEY RETARDED THE POWER LEVER A.  F/A REPORTED SMOKE IN THE CABIN AND THE ENGINE WAS SHUTDOWN. THE ACFT RETURNED TO POINT OF ORIGIN WHERE AN UNEVENTFUL SINGLE ENGINE LANDING WAS ACCOMPLISHED. POST-FLIGHT INSPECTION REVEALED THE TURBOMACHINE CHIP DETECTOR HEAVILY CONTAMINATED. THE ENGINE IS BEING REMOVED AND SENT  FOR INVESTIGATION AND REPAIR.

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