Accident Details
The airplane impacted a wooded area while executing a forced landing. The forced landing followed a total loss of engine power.
Engine Examination
After the accident, an examination of the engine was conducted. The engine was a Teledyne Continental Motors (TCM) IO-520-BA, serial number 249748-R. The examination revealed that sealant had been applied to the cylinder bases and the cylinder base O-rings. Additionally, a step was observed at one of the thru bolt parting surfaces located at the cylinder base. The TCM overhaul manual, service bulletin, and service letter do not specify the use of sealant on the cylinder bases and cylinder base O-rings.
Maintenance History
Engine logbook records indicate that Blue Ash Aircraft Services performed a major overhaul of the engine on March 24, 1998, at a tachometer time of 2,930.0 hours. The same maintenance facility also performed a 100-hour inspection of the airplane on November 2, 1999, at a tachometer time of 3,668 hours. The tachometer reading at the accident site was 3,766.02 hours. The engine had accumulated 836 hours since the major overhaul.