What was found
(CAN) DURING A ROUTINE MAINTENANCE GEAR SWING, A VISUAL CHECK INDICATED FLUID LEAKAGE FROM THE ACTUATOR HEAD. INVESTIGATION SHOWED A 2.0 INCH LONG LONGITUDINAL CRACK RUNNING FROM THE BASE THROUGH A SET SCREW HOLE TOWARDS MAIN BUSHING PIVOT BORE IN THE 3.0 INCH LONG JACK CYLINDER HEAD. ASSEMBLY REPLACED WITH OVERHAULED PART. SUGGEST OPERATORS OF ALL A/C SERIES DETAIL INSPECT ACTUATORS FOR LEAKAGE OR HIDDEN CRACKING UNDER LOOSE PAINT.