What was found
TRANSMISSION CHIP LIGHT ILLUMINATED IN FLIGHT, RETURNED TO DEPARTURE POINT.
- Difficulty date
- May 25, 2025
- Submitted
- May 27, 2025
- Operation
- Air carrier
- Aircraft
- N454PH
- Make and model
- Bell 407
- Aircraft serial
- 53435
- Aircraft time
- 53,435 hours
- System (JASC)
- 6320 · Main Rotor Gearbox
- Part
- Transmission
- Part number
- 407040006127
- Part serial
- A1219
- Condition
- Making Metal
- Location
- Main Gearbox
- Part time
- 2,700 hours
- Stage of operation
- CR
- How discovered
- O
- Nature of condition
- J
- Precautionary procedure
- A
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.