On November 21, 1987, a Piper PA-24-250 (registration N6450P) operated by Slater, Norman was involved in an aviation accident near Lewisburg, KY. Investigators recorded the probable cause as: The overhaul facility did not properly safety the four bolts which attach the camshaft drive gear in the accessory drive section of the engine. This summary draws on records from the U.S. National Transportation Safety Board (NTSB) historical archive.
A pilot experienced a loss of engine power at 5,500 feet and could not restart the engine. While approaching a landing area, the aircraft stalled on short final, resulting in increased damage and injuries. Investigation found that an overhaul facility failed to safety four bolts securing the camshaft drive gear.
Incident Overview
The pilot experienced a loss of engine power at an altitude of 5,500 feet. After completing an emergency procedure, he was unable to restart the engine. He established an approach to a landing area, but the aircraft stalled on short final. Following the stall, the aircraft moved approximately 30 feet after impact.
Contributing Circumstances
The available altitude was ample for the pilot to establish an approach to a large open field. The stall resulted in substantially more damage and injuries than might have otherwise occurred.
Investigation Findings
Evidence indicated that the overhaul facility did not properly safety the four bolts which attach the camshaft drive gear in the accessory drive section of the engine. This oversight led to the loss of engine power.
Probable cause
The overhaul facility did not properly safety the four bolts which attach the camshaft drive gear in the accessory drive section of the engine.
What happened in the 21 Nov 1987 Piper PA-24-250 accident near Lewisburg, KY?
A pilot experienced a loss of engine power at 5,500 feet and could not restart the engine. While approaching a landing area, the aircraft stalled on short final, resulting in increased damage and injuries. Investigation found that an overhaul facility failed to safety four bolts securing the camshaft drive gear.
What aircraft was involved and where did it happen?
The accident on 21 Nov 1987 involved a Piper PA-24-250, registration N6450P, operated by Slater, Norman, at Lewisburg, KY.
What was the probable cause of the accident?
The overhaul facility did not properly safety the four bolts which attach the camshaft drive gear in the accessory drive section of the engine.
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