What was found
PER FLIGHT CREW RIGHT HYD SYSTEM LIGHT ON, HYD QTY WENT TO 20% AT TAKE OFF. FOUND RIGHT HYD ENGINE DRIVEN PUMP CASE DRAIN FILTER HOUSING SEPARATED FROM MODULE. NEED MODULE ASSEMBLY. PRESSURE & CASE DRAIN OF THE ENGINE DRIVEN PUMP RIGHT SYSTEM, REF AMM 29-11-17. REMOVED NR 2 ENGINE HYDRAULIC FILTER MODULE & COMPONENTS FOR THE INSTALLED NR 2 ENGINE DRIVEN HYD MODULE. OPERATIONS/LEAK CHECKED GOOD, REF AMM 29-11-17-404-027. ROTABLE PARTS CHANGE WAS INDICATED-TT NR 1077832 S/N OFF 5849 IPC REFERENCE NR 29-11-17-02 MODULE, ENGINE OFF 75-2917-9-9001 5849 ON 75-2917-9-9001 6147.