Section 16 Machinery and mechanical appliances; electrical equipment; parts thereof; sound recorders and reproducers, television image and sound recorders and reproducers, and parts and accessories of such articles 84 Nuclear reactors, boilers, machinery and mechanical appliances; parts thereof 84 15 Air conditioning machines, comprising a motor-driven fan and elements for changing the temperature and humidity, including those machines in which the humidity cannot be separately regulated. Commodity Code Description 84 15 10 Of a kind designed to be fixed to a window, wall, ceiling or floor, self-containted or split-system 84 15 20 Of a kind used for persons, in motor vehicles 84 15 81 Incorporating a refrigerating unit and a valve for reversal of the cooling/heat cycle 84 15 82 Other incorporating a refrigerating unit 84 15 83 Not incorporating a refrigerating unit 84 15 90 Parts