What was found
IN CRUISE, INBOUND SJC-JFK, LOSS GREEN HYD SYS PRESSURE, FOUND HYDRAULIC CASE RETURN LINE LEAKING IN NR 1 ENGINE PYLON. REMOVED AND REPLACED NR 1 ENG HYDRAULIC CASE RETURN LINE & REMOVED AND REPLACED NR 1 ENGINE DRIVEN HYDRAULIC PUMP PRECAUTIONARY DUE TO TOTAL HYD FLUID LOSS PER AMM 29-11-51-04. SERVICED GREEN SYSTEM HYD RESERVOIR PER AMM 12-12-29-611-001, OPS LEAK CHECK OK.