What was found
(CAN) AFTER REMOVING CASEY HEATER SHROUD, THE 4.3125 INCH NUTS WERE REMOVED FROM TURBINE TO GEARBOX, LEAVING TOP .3750 INCH NUT REMAINING. AFTER TAKING WEIGHT OF TURBINE, NOTED HOW LOOSE IT WAS. TURBINE WAS REMOVED BY HAND. THE SHROUD WITH NUT WAS STILL IN THE TURBINE. THE HELICOIL HAD COME OUT OF THE GEARBOX. REPAIRED. TIME SINCE LAST REMOVAL 233 HRS.