What was found
HYDRAULIC LEAK IN AFT ACCESORY COMPARMENT. DURING TRANSIT CHECK, A HYDRAULIC LEAK WAS DETECTED IN THE RUDDER AND THE TAIL CONE ACCESS DOOR. MAINTENANCE PERSONNEL PERFORMED HYDRAULIC SYSTEM EXTERNAL LEAKAGE CHECK IAW AMM: 29-00-00-790-801, DETECTING HYDRAULIC LEAK ON AUTOPILOT ACTUATORS" A AND B REDUCER LINE; SO THE HYDRAULIC LEAK ON AUTOPILOT ACTUATORS A AND B REDUCER LINE O-RINGS P/N NAS1612-6, S/S, MANUFACTURER NATIONAL AEROSPACE STANDARDS WAS REPLACED IAW AMM 22-11-26-000-801 AND HYDRAULIC LEAK TEST WAS PERFORMED IAW AMM 29-00-00-790-801, ALL CORRECT.