LONG BEACH, CA, USA
N7111J
BELL 206B
THE ACFT EXPERIENCED A POWER LOSS DURING FLARE FOR LANDING. THE PLT PULLED COLLECTIVE TO SOFTEN THE TOUCHDOWN FROM 30 FTAGL BUT THE LANDING WAS HARD. POST ACCIDENT EXAMINATION OF THE ENGINE SHOWED A FAILURE OF THE #1 TURBINE DISC. LAB EXAM OF THE DISC SHOWED FAILURE FROM OVERHEATING AND FATIGUE. AN AD WAS IN EXISTANCE WITH THE PURPOSE OF PREVENTIG AFTER FIRES FROM INCOMPLETE FUEL CUT OFF DURING ENGINE SHUTDOWN BY ADJUSTING THE FUEL CONTROL QUADRANT TO READ MINUS 2 DEGREESWITH THE THROTTLE AGAINST THE MINIMUM STOP. INVESTIGATION SHOWED THE FUEL CONTROL QUADRANT ON THE ACCIDENT ACFT READ '0'DEGREES WITH THE THROTTLE LEVER AGAINST THE MINIMUM STOP.
Source: NTSB Aviation Accident Database
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