As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF, LOSS OF QUANTITY AND PRESSURE OF SYSTEM (A) HYDRAULIC. DUMPED REQUIRED FUEL FOR RETURN TO AIRPORT. AIRCRAFT RETURNED WITH NO EMERGENCY DECLARED, AIRCRAFT LANDED UNEVENTFUL. T/S HYDRAULIC LOSS TO RIGHT MAIN LANDING GEAR FLEX HOSE RETURN. REMOVED AND REPLACED RIGHT MAIN LANDING GEAR ACTUATOR HOSE ASSEMBLY. OPS AND LEAK CHECKED NORMAL PER MM. RETURNED AIRCRAFT TO SERVICE.