Dec 20, 1989
Accident
Substantial CREOLA, AL
InjuriesNone
Phase of Flight-
ConditionsVMC
OperationFAR 091
Probable Cause
THE LOSS OF ENGINE POWER DUE TO A #21 BEARING FAILURE. THE BEARING FAILED AS A RESULT OF INADEQUATE MAINTENANCE. A FACTOR IN THE ACCIDENT WAS THE PILOT OPERATING THE HELICOPTER WITHIN THE AVOID OPERATING ENVELOPE.
NTSB ATL90LA042