Aviation Accident Summary FTW89LA069

CATOOSA, OK, USA

Aircraft #1

N1790E

AERONCA 7AC

Analysis

ACCORDING TO THE PILOT, THE AIRPLANE WAS IN LEVEL FLIGHT WHEN THE ENGINE STOPPED PRODUCING POWER. HE WAS UNABLE TO RESTORE POWER AND HAD TO LAND ON ROUGH TERRAIN. HE SAID HE BELIEVED THE LOSS OF POWER WAS DUE TO CARBURETOR ICE. THE TEMPERATURE & DEW POINT WERE 50 & 25 DEG, RESPECTIVELY. ACCORDING TO CARBURETOR ICING CHARTS, CONDITIONS WERE CONDUCIVE TO CARBURETOR ICING AT GLIDE & CRUISE POWER.

Probable Cause and Findings

CARBURETOR ICE AND IMPROPER USE OF CARBURETOR HEAT. FACTORS RELATED TO THE OCCURRENCE WERE: CARBURETOR ICING CONDITIONS AND ROUGH/UNEVEN TERRAIN.

 

Source: NTSB Aviation Accident Database

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