NTSB Identification: MIA86LA031.
The docket is stored on NTSB microfiche number 29751.
Accident occurred Friday, November 22, 1985 in MIAMI, FL
Aircraft: ENSTROM F-28F, registration: N86229
Injuries: 1 Uninjured.

NTSB investigators may not have traveled in support of this investigation and used data provided by various sources to prepare this aircraft accident report.

THE PLT STATED HE FELT THE ENG RPM DECREASE, SO HE OPENED UP THE THROTTLE AND LOWERED THE COLLECTIVE. WHEN THESE ACTIONSDID NOT PRODUCE THE DESIRED RPM HE TRIED TO LAND IN A PLOWED FLD, THE SKIDS DUG IN THE SOFT DIRT AND CAUSED THE HELICOPTER TO ROLL OVER. EXAMINATION OF THE ENG DISCLOSED NO EVIDENCE OF A PRE-IMPACT MALFUNCTION OF FAILURE. HOWEVER, THE ROTOR SYSTEM WAS NOT CHECKED. NO DETERMINATION WAS MADE AS TO THE REASON FOR THE LOSS OF RPM.

The National Transportation Safety Board determines the probable cause(s) of this accident to be:

REASON FOR OCCURRENCE UNDETERMINED



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