AUXILIARY HEAT. In an air-to-air heat pump system, the help that the heat pump gets is called auxiliary heat. The heat pump itself is the primary heat, and the auxiliary heat may be electric, oil, or gas. Electric auxiliary heat is the most popular. because it is easier to adapt a heat pump to an electric system.
From Wikipedia, the free encyclopedia. The European Air Transport Command (EATC) is the command centre that exercises the operational control of the majority of the aerial refueling capabilities and military transport fleets of a consortium of seven Western European countries.n 1 September 2010 the EATC took over the operational control of most of the participating nation's military cargo aircraft (excluding helicopters) of which the existing fleet of Transall C-160 and Lockheed C-130 Hercules form the largest part.
1 The EATC module self-test will detect concerns in the system control functions and will display hard diagnostic trouble codes (DTCs) in addition to intermittent diagnostic trouble codes for concerns that occur during system operation. Normal operation of the system stops when the self-test is activated. 2  To enter the self-test, press the OFF and FLOOR buttons simultaneously and then press the AUTOMATIC button within two seconds. 3  The display will show a pulse tracer going around the center of the display window.