FAIRBANKS, AK, USA
N756EA
CESSNA U206G
DURING FLIGHT, THE PILOT REPORTED AN ENGINE FAILURE. SUBSEQUENTLY, THE AIRPLANE CRASHED AS IT WAS LANDED IN A STAND OF PINE TREES. AN EXAM OF THE ENGINE REVEALED THAT ONE OF THE REAR TORSION VIBRATION DAMPERS HAD SEPARATED FROM THE CRANKSHAFT BOSS. THERE WAS EVIDENCE THAT THIS RESULTED IN MASSIVE INTERNAL ENGINE DAMAGE & A SUBSEQUENT LOSS OF POWER.
SEPARATION OF THE TORSIONAL VIBRATION DAMPERS FROM THE CRANKSHAFT BOSS.
Source: NTSB Aviation Accident Database
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