KNOXVILLE, TN, USA
N8661W
PIPER PA-28-235
THE PLT RPRTD THAT DRG TAKEOFF, THE ACFT CLBD NORMALLY FOR ABOUT 100 TO 150 FT, THEN THE ENG LOST PWR W/O WARNING. HE SWITCHED FUEL TANKS & TRIED TO RESTART THE ENG, BUT WAS UNABLE. THE ACFT WAS LNDD & SANK IN A RIVER, SHORT OF AN OPEN FLD. WHEN THE ACFT WAS RECOVERED FROM THE WATER, THE MIXTURE CONTROL WAS FOUND ABOUT 1-1/8 INCH FROM THE FULL RICH POSITION. NO PREIMPACT PART FAILURE OR MALFUNCTION WAS FOUND. THE ENG WAS DRIED OUT & SERVICED WITH NEW OIL. AN ENG RUN WAS MADE, BUT THE POWER WAS LIMITED TO ABOUT 1500 RPM TO AVOID VIBRATION DUE TO A BENT PROP. THE PLT SAID THAT AT THE TIME OF TAKEOFF, HE HAD LEANED THE MIXTURE DUE TO THE AMBIENT TEMP. THE 1452 TEMP AT KNOXVILLE WAS 88 DEG.
Source: NTSB Aviation Accident Database
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