What was found
APPROXIMATELY 700 FEET ABOVE GND LEVEL, DURING APPROACH, CAPTAIN REPORTED THE GREEN SYS HYD LOW LEVEL WARNING APPEARED ON THE ECAM, RESULTING IN HYD GREEN LOW PRESS WARNING. FLIGHT CONTINUED THE APPROACH & MADE A NORMAL LANDING. DUE TO NOSE WHEEL STEERING LOSS, THE CREW ELECTED TO HAVE THE ACFT TOWED TO THE GATE. FOUND HYD LINE LEAKING AT LT MLG LOCK STAY ACTUATOR. REPLACED HYD LINE AT LT MLG ACTUATOR IAW AMM 32-11-22-400. LEAK CHECKED OK. REPLACED NR 1 ENG GREEN HYD PUMP IAW AMM 29-11-15. LEAK CHECKED OK.