# SDR HEEA078547

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 2002
- Submitted: April 29, 2002
- Operation: General aviation
- Aircraft: N721PH
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53278
- Aircraft time: 3,165 hours
- System (JASC): [6320 · Main Rotor Gearbox](https://openairdocs.org/jasc/6320)
- Part: Gearbox
- Part number: 407040006107
- Part serial: A370
- Condition: Making Metal
- Location: Main Rotor
- Part time: 998 hours
- Stage of operation: NR
- 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/HEEA078547

## Discrepancy

CHIP LIGHT.  3 FLAKES IN LOWER PLUG.  CHIP LIGHT DURING PENALTY RUN.  FLAKES AND BRASS IN FILTER.

---
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.