CASE ANALYSIS ON FLIGHT CONTROL SYSTEM SIKORSKY S76 C++ FAILURE FROM YAW CONTROL ASPECT

Flight Control is a system that functions as helicopter control center. Failure occurs in flight would certainly result inconvenience of the pilot operating helicopter, even movement can out causing incident or accident. The continuity operation affected by maintenance applied. One mode moving yaw control, could nose to move right and left. Fault Tree Diagram described analytical technique, whereby an undesired state specified (usually critical from safety reliability standpoint). then analyzed context its environment find solution. Based on analysis results failures occurred Sikorsky S76 C ++ aspect period January 2015 May 2018 with average use helicopter’s 2092.05 hours, there were 46 which caused control. diagram, 4 basic events unschedule because fail so replacement repair was needed for components failure.