What was found
FLT #223, JFK-LAX. AT CRUISE, HYD G REVR LO LEVEL G-ENG 1 PUMP LO PR, G-SYS LO PR TURNED GPUMP OFF --> PTO OFF.; FOUND RUPTURED HYDRAULIC LINE. REF. IPC 29-13-06-020 ITEM 260.REMOVED AND REPLACED LINE PER AMM 29-11-49-000-013A.OPS CHECK AND LEAK CHECK GOOD.A/C OKTO CONT. R & R ENG #1 HYD EDP IAW AMM 29-11-51-000/400-010-A OPS CHK GOOD NO LEAKS AT THISTIME.REMOVED AND REPLACED CASE DRAIN FILTER PER AMM 29-11-43.SECURED AND REATTCHEDHARDWARE AND PARTS PER IPC 38-32-44-80A AND IPC 54-57-17-01K.