# SDR QMLA2025071420072

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 13, 2025
- Submitted: July 15, 2025
- Operation: Air carrier
- Aircraft: [N407AM](https://openairdocs.org/aircraft/N407AM), registered now
- Make and model: Bell 407
- Registry model: [Bell 407](https://openairdocs.org/model/bell-helicopter-textron-canada-407) (OpenAirDocs)
- Aircraft serial: 53309
- Aircraft time: 11,774 hours, 35,497 cycles
- System (JASC): [6397 · Main Rotor Drive System Wiring](https://openairdocs.org/jasc/6397)
- Part: Wire Harness
- Condition: Chafed
- Component: Transmission Ch
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/QMLA2025071420072

## Discrepancy

TRANSMISSION CHIP LIGHT ILLUMINATED IN FLIGHT.

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