On October 4, 2006, a Grumman G-164 (registration N493Y) was involved in an aviation accident near Somerville, TN. Investigators recorded the probable cause as: The total loss of engine power for undetermined reasons. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
During an aerial application flight, the pilot experienced a gradual power loss and made a forced landing into a wooded area. The aircraft was consumed by fire, and the engine damage prevented determination of the power loss cause.
Accident Summary
A pilot conducting an aerial application flight reported a gradual loss of power during the third turn-around maneuver. Despite adding full throttle, the pilot did not notice a change in engine sound or power output. He executed a forced landing into a small field of trees, where the airplane collided with the ground. After exiting the aircraft, an immediate post-crash fire engulfed and destroyed the airplane.
Investigation
An FAA inspector examined the accident site and confirmed that all components necessary for flight were present. The engine was heavily damaged by the fire, precluding a detailed examination. Due to the extent of the fire damage, the cause of the power loss could not be determined.