GRAND FORKS, ND, USA
N64UV
Avions Mudry CAP10B
N64UV SUSTAINED SUBSTANTIAL DAMAGE DURING AN EMERGENCY LANDING, IN A FIELD NEAR THE GRAND FORKS INTERNATIONAL AIRPORT, NORTH DAKOTA. DURING FINAL APPROACH TO LANDING, THE AIRCRAFT ENGINE SUDDENLY STOPPED. THE INSTRUCTOR TOOK OVER THE CONTROLS. HE SAID THE ENGINE DID NOT RESTART AND HE WAS FORCED TO LAND ON AN UNSUITABLE LANDING SURFACE. DURING THE LANDING ROLL THE AIRCRAFT NOSED OVER. INSPECTION OF THE ENGINE INDICATED THAT THE POER LOSS WAS DUE TO VAPOR LOCK IN THE INLET FUEL LINE TO THE ELECTRIC BOOST PUMP. SUBSEQUENT ENGINE TEST RUN WAS SUCCESSFUL.
AN OVER TEMPERATURE OF THE INLET FUEL LINE RESULTING IN FUEL STARVATION (VAPOR LOCK) IN THE FUEL INJECTION SYSTEM. A FACTOR IN THE ACCIDENT WAS THE LACK OF A SUITABLE LANDING AREA.
Source: NTSB Aviation Accident Database
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