HAWESVILLE, KY, USA
N9180F
HUGHES 369HS
DURING A WEED CONTROL SPRAYING OPERATION, THE PILOT EXPERIENCED A POWER FAILURE 45 FEET ABOVE THE GROUND. THE AUTOROTATION ATTEMPT RESULTED IN THE HELICOPTER IMPACTING THE GROUND ON IT'S LEFT SIDE. THE INVESTIGATION DISCLOSED THAT THE FLEXIBLE FUEL LINE TO THE ENGINE DRIVEN FUEL PUMP WAS LOOSE AT THE B-NUT. THE ENGINE ASSEMBLY WAS INSTALLED ABOUT SEVEN HOURS PRIOR TO THE ACCIDENT. THERE WERE NO OTHER SYSTEM FAILURES. IT WAS APPARENT THAT THE B-NUT WAS NOT PROPERLY SECURED WHEN THE ENGINE WAS LAST INSTALLED.
Source: NTSB Aviation Accident Database
Aviation Accidents App
In-Depth Access to Aviation Accident Reports
