As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
DURING TAKEOFF, THE PILOT REPORTED OVERHEAT YELLOW HYDRAULIC RESERVOIR ECAM WARNING; HENCE THE ACFT TURN BACK TO AIRPORT. AT LANDING, THE PILOT REPORTED NO OVERWEIGHT LANDING. AFTER AN UNEVENFUL LANDING AND FOLLOWING TSM 29-13-00-810-802-A, IT WAS DETERMINED THE CHECK VALVE W/ FIN 3083GM AS THE CAUSE OF THE FAILURE. VALVE 3083GM WAS REPLACED AND OPS TEST PERFORMED IAW APPLICABLE AMM WITH NO FAILURE. AFTER THE DESCRIBED CORRECTIVE ACTION, THE ACFT WAS RETURNED TO SERVICE.