Aviation Accident Summary MIA90LA111

SANFORD, FL, USA

Aircraft #1

N5306V

HILLER UH-12B

Analysis

THE STUDENT PLT WAS ON A SOLO FLT, PRACTICING TRAFFIC PATTERN APPROACHES. HE STATED THAT AFTER TAKING OFF FROM HIS 4TH APCH, THE ENG LOST POWER & THE HELICOPTER YAWED TO THE LEFT. HE INITIATED AN AUTOROTATION, BUT THE HELICOPTER STRUCK THE GROUND & ROLLED OVER. AN OPERATIONAL CHECK OF THE ENG REVEALED NO REASON FOR THE RPRTD LOSS OF POWER.

Probable Cause and Findings

LOSS OF ENGINE POWER FOR AN UNKNOWN REASON.

 

Source: NTSB Aviation Accident Database

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