Apr 9, 2021
Accident
Substantial LeRoy, KS
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
The contamination of the fuel injection manifold filter due to improper maintenance, resulting in a partial loss of engine power during cruise flight. Contributing to the accident was the pilot’s delayed autorotation, which resulted in insufficient main rotor speed and an excessive descent rate at touchdown.
NTSB CEN21LA187