NTSB Identification: MIA97LA068.
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Accident occurred Monday, January 20, 1997 in WINTER HAVEN, FL
Probable Cause Approval Date: 08/25/1997
Aircraft: Stinson 108, registration: N97108
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 pilot stated the engine sputtered and quit while descending through 2,000 feet agl for approach to land. He was not using carburetor heat and had reduced the engine to 2,100 rpm. While landing in a field the aircraft struck trees. After the accident, usable fuel was found in each fuel tank and there was no contamination in the fuel. The engine was started and operated normally. The carburetor heat operated normally. Icing probability curves show the aircraft was operating in conditions conducive to serious icing at glide power and visible icing at glide and cruise power.

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

Failure of the pilot to use carburetor heat for descent resulting in engine failure due to carburetor induction icing.

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