ORANGE, TX, USA
N4381G
MCCULLOCH J-2
THE PRIVATE PILOT PROVIDED NO EVIDENCE OF A GYROPLANE ENDORSEMENT AND WAS UNABLE TO EXPRESS A WORKING KNOWLEDGE OF THE AIRCRAFT SYSTEMS OR OPERATIONAL REQUIREMENTS. THE AIRCRAFT WAS ON A DOWNWIND DEPARTURE WHEN IT MADE AN UNCONTROLLED DESCENT TO THE GROUND. THE PILOT STATED THAT THE PROPELLER 'JUST STOPPED PUSHING.' THERE WAS NO EVIDENCE OF MECHANICAL MALFUNCTION.
THE PILOT FAILED TO MAINTAIN ROTOR RPM DUE TO A LACK OF FAMILIARITY WITH AIRCRAFT PERFORMANCE DATA AND PROCEDURES.
Source: NTSB Aviation Accident Database
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