# SDR CA130221001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 21, 2013
- Submitted: September 14, 2015
- Operation: General aviation
- Engine: Pwa PW123
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA130221001

## Discrepancy

(CAN)  ENGINE WAS RECEIVED FOR INVESTIGATION AND REPAIR AFTER IT WAS DETERMINED THAT A DYNAMOMETER OVERSPEED FAULT CODE OCCURRED DURING TEST AT THE O/H FACILITY DURING.   SUSPECT THAT THE ENGINE EXPERIENCED AN NP, PT ROTOR, OVERSPEED OF UNKNOWN MAGNITUDE.  THE ENGINE WAS REMOVED FROM SERVICE AND RETURNED TO BE PROCESSED UNDER AN NP OVERSPEED WORKSCOPE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.