What was found
VERY HIGH DEGREE OF VIBRATION IN CONTROL COLUMN AND YOKE AT ALL SPEEDS ABOVE 250 KNOTS AND AT ALL ALTITUDES ABOVE THAT SPEED. PERFORMED ELEVATOR AND ELEVATOR TRIM CABLE TENSION CHECK, PERFORMED FREE PLAY CHECK ON RT/LT AILERON, ALSO PERFORMED INSPECTION OF CABLES, PULLEYS, BELL CRANK AND ROD ENDS WITH NO DEFECTS NOTED AT THIS TIME. IAW MM 27-31-00