CANON CITY, CO, USA
N73265
BELL 47J-2
THE ATP PLT WAS FLYING SIGHTSEEING RIDES. THERE WERE TWO ADULTS AND TWO CHILDREN IN THE FOUR PASSENGER HELICOPTER. DENSITY ALTITUDE WAS 10000 FEET. THE ACFT LOST PWR AND THE PLT ABORTED TAKEOFF AND LANDED. AFTER AN ENG RUNUP THE PLT TOOK OFF AGAIN AND THE HELICOPTER WAS BROUGHT TO A HOVER TO RETURN TO THE LOADING AREA. WHILE TURNING, THE TAIL ROTOR STRUCK A FENCE AND WAS SEVERED. THE HELICOPTER MADE AN UNCOMMANDED RIGHT TURN AND THE PLT EXECUTED A HOVERING AUTOROTATION. A POST ACCIDENT INSPECTION REVEALED EVIDENCE THAT A PLUG WAS MISSING FROM THE INTAKE MANIFOLD.
Source: NTSB Aviation Accident Database
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