440-Air-Conditioning and Refrigerating Equipment
I. General
conditioning and refrigerating equipment that does not incorporate a hermetic refrigerant motor-compressor. This equipment includes devices that employ refrigeration compressors driven by conventional motors, furnaces with air-condition ing evaporator coils installed, fan-coil units, remote forced air-cooled condensers, remote commercial refrigerators, and so forth.
(C) Article 422. Equipment such as room air conditioners, household refrigerators and freezers,