Room Air Conditioners
Room air conditioners (RACs) are available in different sizes (rated in BTUs) and cabinet styles.1 These units can be installed in a window or through the wall, or are available as a portable unit on wheels (Figure 1-16). Manufacturers have designed RACs with electromechanical controls or electronic controls. Consumers can purchase an RAC that is straight cool only, cool with heat (electric), heat pump (reverse cycle), or a combination of cool and heat (electric heat and reverse cycle).
The room air conditioner consists of the following:
• The base pan, fan housing, divider section (bulkhead), and outer cabinet
• The sealed system, which consists of the evaporator coil, the condenser coil, the compressor, and ...