What was found
DURING APPROACH, WHEN CREW SELECTED GEAR DOWN, THE LANDING GEAR CONTROL RELAY CIRCUIT BREAKER TRIPPED HALFWAY THROUGH THE GEAR EXTENSION. CREW ABORTED LANDING, PERFORMED MANUAL EXTENSION AND LANDED WITH NO FURTHER INCIDENT. THE GEAR CB WAS RESET, AND THE GEAR WAS CYCLED MULTIPLE TIMES WITH NO FAILURE. GEAR CONTROL PCB AND WIRING WERE INSPECTED, AND NO DEFECT FOUND. PERFORMED MUTLIPLE GEAR SWINGS WITH NO FAILURE.