Aviation Accident Summaries

Aviation Accident Summary SEA91LA067

AURORA, OR, USA

Aircraft #1

N69CK

CLYDE L. KING OSPREY II

Analysis

THE PILOT OF THE AMATEUR-BUILT OSPREY II AMPHIBIAN COLLIDED WITH TREES AFTER THE AIRCRAFT SUSTAINED A POWER LOSS. THE ELECTRIC AUTOMOTIVE-TYPE BOOST PUMP WAS KNOWN TO SUSTAIN A PRESSURE DROP FROM 6 PSI TO .5 PSI AFTER THREE MINUTES OF OPERATION. THAT PUMP WAS USED TO PUMP FUEL FROM THE FUSELAGE TANKS TO THE PEDESTAL-MOUNTED ENGINE.

Probable Cause and Findings

A LOSS OF ENGINE POWER DUE TO FUEL STARVATION BECAUSE OF AN INADEQUATE COMPONENT AND INADEQUATE FUEL SYSTEM DESIGN.

 

Source: NTSB Aviation Accident Database

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