What was found
PILOT REPORTED DURING HIS PRE-FLIGHT CHECK THAT THE ENGINE OIL DIFFERENTIAL BYPASS INDICATOR WAS EXTENDED ON THE COMBINED ENGINE FILTER ASSEMBLY (CEFA)
- Difficulty date
- September 7, 2022
- Submitted
- September 7, 2022
- Operation
- General aviation
- Aircraft
- N412CF
- Make and model
- Bell 407
- Aircraft serial
- 54665
- Aircraft time
- 2,294 hours, 9,319 cycles
- Engine
- Allsn 250C47B
- Engine time
- 2,102 hours, 6,131 cycles
- System (JASC)
- 7200 · Engine (Turbine/Turboprop)
- Part
- None
- Condition
- None
- Stage of operation
- IN
- How discovered
- V
- Nature of condition
- O
- Precautionary procedure
- K
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.