Aug 23, 1991
Accident
Substantial FREEBURG, IL
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
IMPROPER USE OF THE MIXTURE CONTROL BY THE PIC/CFI. A FACTOR RELATED TO THE ACCIDENT WAS INADEQUATE FRICTION ON THE MIXTURE CONTROL LEVER.
NTSB CHI91LA272