What was found
EN ROUTE TO BASE, THE ENGINE CHIP LIGHT ILLUMINATED. LANDED. MAINTENANCE PULLED THE MAGNETIC PLUGS FROM ENGINE AND DISCOVERED NUMEROUS SIGNIFICANT FERROUS SLIVERS AND DEBRIS ON BOTH.
- Difficulty date
- January 29, 2018
- Submitted
- February 1, 2018
- Operation
- Air carrier
- Aircraft
- N407LN
- Make and model
- Bell 407
- Aircraft serial
- 53181
- Aircraft time
- 11,090 hours, 31,714 cycles
- Engine
- Allsn 250C47B
- Engine time
- 8,913 hours, 21,601 cycles
- System (JASC)
- 7200 · Engine (Turbine/Turboprop)
- Part
- Engine
- Condition
- Making Metal
- 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.