What was found
LOST BOTH A/B HYDRAULIC SYSTEM PRESSURE. INSPECTED A/C FOUND NR 1 ENGINE 'A' SYSTEM HYDRAULIC LINE FAILURE AT PRESSURE MODULE. A/C IS SAFE FOR ITS INTENDED FERRY FLIGHT WITH THE NR 1 ENGINE 'A' PUMP IN THE OFF POSITION. INSTALLED APPROVED RATED TEMPORARY FLEX HOSE OPS CHECK, LEAK CHECK, NORMAL IAW BMM 20-10-52. A/C RELEASED PER DMI TLD 0503, TLD NR 4570282-1, ITEM TRANSFERRED TO MASTER DMI LOG. REMOVED TEMP FLEX LINE AND INSTALLED HARD LINE PER BMM 20-10-51, LEAK AND OPS CHECK OK. 'A' SYSTEM AND 'B' SYSTEM RETURN LINES ON RUDDER PCU FOUND REVERSED. RETURNED 'A' AND 'B' RETURN LINES TO THE CORRECT POSITION, IAW DIAGRAM ON 27-21-91, PAGE 404, OPS AND LEAK CHECK NORMAL. NO LEAKS FOUND. AN INVESTIGATION IN