Sep 30, 2018
Accident
Substantial Addison, TX
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
Maintenance personnel’s improper installation of the muffler attachment hardware, which resulted in the muffler separating in flight, thermal damage that interrupted the magnetos’ function, and the subsequent total loss of engine power.
NTSB CEN18LA392