What was found
DURING APPROACH AFTER L/G DOWN AND FLAPS 20 SELECTED EICAS MESSAGES FLAPS PRIMARY AND SLATS PRIMARY FAULT WERE SHOWN. BASED ON EO N° EOD-B78-29-0012 R-00 STEP L, - AMM: 20-11-00-00A-030A AND AMM: 20-10-09-00A-720A LEFT WING INBOARD FIXES FAIRING EDGE - PRESSURE OPERATED CHECK VALVE, THE RE-TORQUE OF THE TUBES ASSY (ID-652Z1591-92 - ID-652Z1591-89 - ID-652Z1591-93 - ID-652Z1591-94 - ID-652Z1591-95 ) WERE PERFORMED. LEAK TEST WITH CENTER HYDRAULIC SYSTEM WAS PERFORMED; NO LEAKS WERE FOUND. IAW AMM: 32-32-14-00A-720 STEP:D INSTALLATION TEST -- THE CMCF SPECIAL FUNCTION : 32 LANDING GEAR ACTUATION SYSTEM, LANDING GEAR ALLOW NORMAL CLOSE. WAS PERFORMED SATISFACTORY. NO LEAKS WERE FOUND.