Primary finding
Probable cause
The fracture of the section gear in the main landing gear retraction and extension mechanism.
Investigator assessment
Analysis narrative
The flight was a local training flight. At the completion of the flight, as the pilot attempted to lower the landing gear, the left main landing gear would not extend to the locked position. Investigation of the landing and retraction mechanism revealed that the section gear in the pivot assembly had sheared.
Source record
Factual narrative
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