No fatalities

7 Aug 2022: AIR TRACTOR INC AT-301 — HARRIS SPRAYING INC — Circle, MT

Circle, MT, United States

On 7 Aug 2022, an AIR TRACTOR INC AT-301 operated by HARRIS SPRAYING INC was involved in an aviation accident near Circle, MT. No fatalities were reported. Investigators recorded the probable cause as: The loss of engine power due to carburetor ice. Contributing to the accident was the pilot’s failure to use carburetor heat. This summary draws on records from NTSB; 12 related events involving the same aircraft type or operator are linked below.

SourcesNTSBPrimary reportUpdated 1778583330Data APIEditorial standards

Probable cause

The loss of engine power due to carburetor ice. Contributing to the accident was the pilot’s failure to use carburetor heat.

— NTSB Determination

Contributing factors

Fuel control/carburetorContributed to outcomePilot