This is an Electrical/Avionics Level III course. It describes the electrical and avionics systems, subsystems and components in detail, as well as airframe and power plant systems and sub systems at Level I (such as Introduction Module, Zonal & Station Identification System, Airframe Structures, 25, 70’s Except FADEC, CH. 74, 77) and Level II (such as CH.27, 28, 29, 32, 35, 36, 38, 49 and CDCCL), to understand the system interfaces. It also describes in detail the operational and functional tests of all avionics systems and includes trouble shooting and the use of the operational documentation.