What was found
AFTER TAKEOFF, WHEN GEAR UP WAS SELECTED THE NOSE GEAR RETRACTING WAS EXCESSIVELY NOISY. SHORTLY THEREAFTER, ALL GREEN HYD QUANTITY WENT TO ZERO, WITH ECAM. ECAM AND OVERHEAD DISPLAYED ZERO QUANTITY. GREEN PRESSURE 3200 PSI FOR 3 MINUTES. QRH DIRECTED PUMPS OFF AND LANDING GEAR GRAVITY EXTENSION. NORMAL LANDING CHECKED QUANTITY ON RESV, MANUAL GAUGE AGREES WITH ECAM AND OVERHEAD IN COCKPIT. GAUGE SHOWS LITTLE OVER 3 GALS IN RESV SERVICED. FOUND LT INBD GREEN SYSTEM AILERON ACTUATOR PRESSURE FLEX LINE RUPTURED. REPLACED FLEX LINE. PERFORMED GEAR SWING. NO DEFECTS NOTED WITH NO ABNORMAL SOUNDS ON NLG.