Aviation Accident Summaries

Aviation Accident Summary MIA88LA059

DAYTONA BEACH, FL, USA

Aircraft #1

N8767C

PIPER PA-18-135

Analysis

ALTHOUGH THE PLT STATED THAT HE PERFORMED A PREFLT & ENG RUNUP PRIOR TO DEPARTURE WITH NO PROBLEM NOTED, SHORTLY AFTER TAKEOFF, WHILE CLIMBING THROUGH 350 FT, THE ENGINE RPM DROPPED TO & STAYED BETWEEN 1500 & 1600. THE PLT WAS UNABLE TO MAINTAIN ALTITUDE WHILE ATTEMPTING TO RETURN TO THE ARPT. THE ACFT COLLIDED WITH TREES, THEN THE GROUND. THE PAX STATED THAT THE ENG RPM WAS FLUCTUATING DURING THE GROUND CHECK. ACCORDING TO WITNESSES THE ENG DID NOT APPEAR TO BE DEVELOPING FULL POWER AT DEPARTURE. POSTCRASH EXAMINATION OF THE ENGINE REVEALED THAT THE CARBURETOR DISCHARGE NOZZLE WAS PLUGGED BY CONTAMINANTS. THE CARBURETOR HEAT & MIXTURE CONTROL CABLES WERE DISCONNECTED. ENG RUN REVEALED THAT THE LEFT MAGNETO WAS IMPROPERLY TIMED AND ALL LEADS OF THE RT MAGNETO WERE SHORTED. LAST ANNUAL INSPECTION WAS DONE ON 9/24/86.

 

Source: NTSB Aviation Accident Database

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