# SDR H44R2017082900007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 27, 2017
- Submitted: August 30, 2017
- Operation: General aviation
- Aircraft: [N408GG](https://openairdocs.org/aircraft/N408GG), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 54558
- Aircraft time: 363 hours, 807 cycles
- Engine: Allsn 250C47B
- Engine time: 363 hours, 374 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Part number: 250C47B
- Part serial: CAE848729
- Condition: Making Metal
- Part time: 363 hours, 374 cycles
- Stage of operation: TX
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/H44R2017082900007

## Discrepancy

AFTER ENGINE START, THE ENGINE CHIP DETECTOR CAUTION LIGHT ILLUMINATED. PILOT SHUT DOWN ENGINE AND MAINTENANCE PULLED THE CHIP DETECTORS AND FOUND A SIGNIFICANT AMOUNT OF CHIPS.

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