Aviation Accident Summary LAX85LA305

GONZALES, CA, USA

Aircraft #1

N161HA

HILLER UH-12E

Analysis

WHILE CRUISING DURING AN AG FLIGHT THE ACFT'S ENG BEGAN LOSING PWR. AT THE TIME THE ACFT WAS ABOUT 50 FT AGL & WAS TRAVELLING AT 50 MPH. THE PLT MADE A FORCED LDG ONTO A NEARBY PLOWED FLD. UPON TOUCHDOWN THE RT SKID DUG INTO A FURROW & THE ACFT ROLLED OVER. EXAM OF THE ACFT REVEALED THAT AN AIR LEAK HAD DEVELOPED AT THE FUEL FEED LINE INLET TO THE ELECTRIC BOOST PUMP. THE CONNECTOR INLET BUSHING BEING USED WAS NOT FOUND TO BE OF 'ACFT QUALITY,' & ITS CONDITION WAS OBSERVED TO BE RUSTED, PUTTED & ROUGH. THE INDIVIDUAL(S) RESPONSIBLE FOR ORIGINALLY PLACING THE UNAUTHORIZED PART IN SERVICE COULD NOT BE DETERMINED.

 

Source: NTSB Aviation Accident Database

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