Aviation Accident Summary SEA84LA197

PRINEVILLE, OR, USA

Aircraft #1

N83233

AERONCA 7AC

Analysis

WHILE MANEUVERING PLT HEARD A LOUD CHATTER COMING FROM THE ENGINE ACCOMPANIED BY A LOSS OF POWER. PLT REDUCED REMAINING POWER AND INITIATED A FORCED LANDING IN A ROUGH BARLEY FIELD. POST ACCIDENT INVESTIGATION REVEALED THE CRANKSHAFT BROKE NEAR THE NUMBER TWO CRANKTHROW. FURTHER INVESTIGATION REVEALED THE JOURNAL WAS IMPROPERLY GROUND.

 

Source: NTSB Aviation Accident Database

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