What was found
WHILE THE ACFT WAS ON THE BASE LEG FOR LANDING, STUDENT PILOT PUT DOWN LANDING GEAR AND A BURNING ODOR STARTED TO APPEAR. PILOT INFORMED THE TOWER DECLARED AN EMERGENCY. LANDED THE ACFT WITH NO DAMAGE AND NO PERSONAL INJURY. AFTER INSPECTING THE ACFT FOR POSSIBLE SMOKE SOURCES IT WAS DETERMINED THAT THE CIRCUIT BREAKER HAD POPPED FOR THE LANDING GEAR ACTUATOR MOTOR. MLG ACTUATOR MOTOR WAS INSPECTED AND CONFIRMED THAT THE SMOKE CAME FROM THE MOTOR. Y REPLACED THE LANDING GEAR ACTUATOR AS WELL AS THE ELECTRICAL MOTOR.