# SDR QMLA2013102413149

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 24, 2013
- Submitted: October 28, 2013
- Operation: Air carrier
- Aircraft: [N223AM](https://openairdocs.org/aircraft/N223AM), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53954
- Aircraft time: 760 hours, 2,588 cycles
- Engine: Allsn 250C47B
- Engine time: 760 hours, 1,926 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Making Metal
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2013102413149

## Discrepancy

PILOT REPORTED ENGINE CHIP LIGHT ILLUMINATED.  REMOVED UPPER AND LOWER CHIP PLUGS AND REMOVED A SMALL AMOUNT OF FLAKES.  CLEANED THE PLUGS AND REINSTALLED.  THE ENGINE WAS RUN AT 100 PERCENT FOR 30 MINUTES WITH NO ADDITIONAL WARNING LIGHTS.  THE ACFT WAS RETURNED FOR SERVICE.

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