Aviation Accident Summary MIA91LA158

HIGH SPRINGS, FL, USA

Aircraft #1

N8841S

Air Tractor AT-301

Analysis

A PARTIAL LOSS OF POWER WAS EXPERIENCED AND THE PLT DUMPED THE LOAD OF CHEMICAL. WHILE ATTEMPTING TO LAND IN A FIELD, THE LOSS OF ENG POWER BECAME WORSE. THE ACFT COLLIDED WITH TREES THEN THE GROUND. EXAM OF THE ENG REVEALED THAT THE IMPELLER WAS DISINTEGRATED. ACCORDING TO THE MECHANIC WHO EXAMINED THE ENG, THIS WAS DUE TO A WORN BEARING.

Probable Cause and Findings

LOSS OF ENGINE POWER DUE TO DISINTEGRATION OF THE IMPELLER CAUSED BY A WORN IMPELLER BEARING.

 

Source: NTSB Aviation Accident Database

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