# SDR AC2A117321

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 10, 2007
- Submitted: September 14, 2007
- Operation: Air carrier
- Aircraft: N427GT
- Make and model: Bell 427
- Registry model: [Bell 427](https://openairdocs.org/model/bell-helicopter-textron-canada-427) (OpenAirDocs)
- Aircraft serial: 56044
- Aircraft time: 3,098 hours
- Engine: Pwc PW207D
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Transmission
- Part number: 427040006107
- Condition: Making Metal
- Location: Main Rotor
- Stage of operation: CR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AC2A117321

## Discrepancy

TRANSMISSION CHIP LIGHT ILLUMINATED. 1 VERY SMALL FLAKE AND 1 SMALL HAIR SLIVER ON LT TRANSMISSION CHIP DETECTOR. CHECKED AND CLEANED PLUG, ALSO CHECKED THE OTHER (2) CHIP DETECTORS AND FOUND TO BE CLEAN. PENALTY RAN AIRCRAFT FOR 1 HOUR WITH NO FURTHER CHIP LIGHTS. RECHECKED ALL CHIP PLUGS WITH NO MORE METAL NOTED. AIRCRAFT RELEASED FOR FURTHER FLIGHT.

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