N37870
BELL 47G-2
THE PVT PLT HAD A SINGLE ENG LAND RATING & WAS TRAINING AS A STUDENT FOR A HELICOPTER RATING. WHILE ON A LOCAL FLT AT ABOUT 300 FT AGL, HE NOTED A DECREASE IN ROTOR RPM. HE RPRTD THAT HE TRIED TO INCREASE THE RPM BY ADVANCING THE THROTTLE, BUT THERE WAS NO RESPONSE. SUBSEQUENTLY, THE PLT LANDED THE HELICOPTER IN TREES, WHEN HE WAS UNABLE TO REACH A CLEARING. NO REASON WAS FOUND FOR THE RPRTD LOSS OF POWER.
LOSS OF ENGINE POWER FOR AN UNKNOWN REASON. A FACTOR RELATED TO THE ACCIDENT WAS: THE PRESENCE OF TREES IN THE EMERGENCY LANDING AREA.
Source: NTSB Aviation Accident Database
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