Feb 24, 2017
Accident
Substantial Chatham, NJ
Injuries1 serious, 1 minor
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
Maintenance personnel's improper installation and inspection of the crankshaft gear bolt during major overhaul, which resulted in the crankshaft gear disengaging from the accessory gears of the engine and a subsequent loss of power.
NTSB ERA17LA116