Incident Overview
A pilot reported that the engine lost power while in the traffic pattern after the aircraft had been flying for two hours. The pilot subsequently executed a forced landing in a field. During the landing, the right main landing gear collapsed.
Post-Accident Findings
A post-accident inspection of the aircraft revealed that the left fuel tank was full of fuel, while the right fuel tank was empty. Additionally, a post-accident test run of the engine was performed, which failed to reveal any anomalies or malfunctions.
Pilot Statement
The pilot reported that he did not switch fuel tanks in a timely manner during the flight.
Conclusion
The incident involved a loss of engine power attributed to fuel mismanagement, resulting in a forced landing and subsequent damage to the landing gear. No other causal factors were identified.