What was found
WHILE ON APPROACH TO CAK, PILOT LOST THROTTLE CONTROL, AND , SUBSEQUENTLY, LANDED IN AN OPEN FARM FIELD. INVESTIGATION REVEALED THAT THE THROTTLE CONTROL LEVER WAS LOOSE EVEN THOUGH THE CASTLE NUT AND COTTER PIN WERE FAIRLY TIGHT AND INTACT. SUSPECT IMPROPER INSTALLATION PROCEDURE AND IMPROPER TORQUE OF NUT SECURING ARM.