As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
(CAN) SHORTLY AFTER TAKEOFF THE CREW REPORTED A GREEN HYD FAILURE AND RETURNED TO DEPARTURE. LANDING WEIGHT WAS APPROX 2500KG OVER MAXIMUM. REPLACED CRACKED UNION OF GEAR SELECTOR MANIFOLD. REPLACED EDP IAW 29-11-51 AND ENG CASE DRAIN FILTER. ENG GROUND RUN, NO LEAKS OBS. LEAK CK OF MANIFOLD UNION C/OUT.