ROCKLEDGE, FL, USA
N1ZF
GLOBE SWIFT GC-1B
THE ACFT CRASHED INTO A FIELD AFTER EXPERIENCING A LOSS OF PWR. INSPECTION REVEALED ONE OF THE TWO CHECK VALVES INSIDE THE ENG DRIVEN FUEL PUMP WAS UNSETTED AND WEDGED BETWEEN THE METAL PUMP HOUSING AND THE PUMP DIAPHRAM ACTUATING PLATE. WITH THE CHECK VALVE IN THIS POSITION, NO FUEL FLOW WAS OBSERVED DURING TESTING. WHEN THE CHECK VALVE WAS RESETTED, NORMAL PUMP OPERATION WAS OBSERVED. THE ELECTRIC FUEL PUMP WAS FOUND IN THE 'OFF' POSITION.
Source: NTSB Aviation Accident Database
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