What was found
SHIP 3101 - ATB - DUE TO AIRFRAME VIBRATIONS. CORRECTIVE ACTION: INSPECTED AND REPLACED WORN MOUNTING HARDWARE AND BUSHINGS FOR 2R, 2L, 3L, AND 4L FLAP CANOE FAIRINGS AND CHECKED INTEGRITY OF THS ACTUATOR BALL SCREW AND SHAFT. PERFORMED TEST FLIGHT. OK FOR SERVICE. (4555554)