Aviation Accident Summaries

Aviation Accident Summary CHI88DEM04

MT. PLEASANT, MI, USA

Aircraft #1

N528MS

ANDERSON PITTS S-1S

Analysis

THE PILOT WAS PERFORMING SOME INVERTED MANEUVERS WHEN THE ENGINE QUIT. THE PILOT STATED HE ATTEMPTED TO RESTART THE ENGINE BUT WAS UNABLE TO. HE THEN EXECUTED AN EMERGENCY LANDING IN A FARM FIELD. DURING THE LANDING ROLL THE PILOT WAS UNABLE TO MAINTAIN DIRECTIONAL CONTROL AND STRUCK A FURROW IN THE CULTIVATED SOIL CAUSING IT TO FLIP OVER ONTO ITS BACK, SUBSTANTIALLY DAMAGING THE AIRCRAFT. ACCORDING TO A MECHANIC, THE ENGINE QUIT AS A RESULT OF AN INCORRECT FLOP TUBE INSTALLED IN THE INVERTED FUEL SYSTEM WHEN THE HOMEBUILT AIRCRAFT WAS CONSTRUCTED. THE INCORRECT PART WAS CONSTRUCTED OF GARDEN HOSE MATERIAL AND WAS INCAPABLE OF SUPPLYING FUEL TO THE AIRCRAFT INVERTED AND WHEN THE FUEL QUANTITY WAS LOW.

 

Source: NTSB Aviation Accident Database

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