What was found
(CAN) ON APPROACH, THE FLAPS REMAINED AT 0 DEG WHEN SELECTED. THE CREW DID A MISS APPROACH AND CAME AROUND AND LANDED SAFELY WITH FLAP 0. NO EMERGENCY WAS DECLARED. REF DEFECT- 1081476, RESOLVED ON WO: 358098, TASKCARD: NR-00001, REPLACED FLAP ACTUATORS- LT 2, RT 1, 3, 4, DUE TO POSSIBLE FREEZING CONDITIONS. SYSTEM RIGGED, FUNCTION CHECKED AND LUBED. CHECKS SERVICEABLE.