As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AIRCRAFT WAS GROUNDED: PILOT REPORTS HYD B SYS LO LEVEL AND HYD B SYS LOW PRESS AT CRUISE ALTITUDE. HYDRAULIC SYSTEM PAGE CONFIRMS LOW QUANITY. TURNED OFF BLUE PUMP AND FOLLOWED ECAM LANDING INSTRUCTIONS FOR APPROACH. MAINTENANCE FOUND DAMAGED TEE FITTING AND FLEX HOSE AT THE RAT ACTUATOR. REMOVED AND REPLACED HIGH PRESSURE HOSE AND TEE FITTING ON TOP OF RAT ACTUATOR IAW AMM 29-22-53. OPS CHECK OK IAW AMM 29-22 00. SERVICED BLUE SYSTEM TO FULL.