Welcome to Trademark Heating and Air, your trusted HVAC experts serving Coeur d’Alene and Hayden, Idaho, as well as Spokane, Washington and surrounding areas. We specialize in providing top-notch evaporator coil repair services to ensure your air conditioner operates efficiently and keeps your indoor environment comfortable year-round. If you encounter any issues with your evaporator coil or wish to learn more about its importance and maintenance, you’ve come to the right place.

An evaporator coil is a crucial component of an air conditioner responsible for the cooling process in the system. It is located inside the indoor unit of the air conditioner and works by converting liquid refrigerant into a gas. When the air conditioner is turned on, the refrigerant, typically a chemical compound, enters the evaporator coil in its liquid state. As warm air from the room is drawn over the coil, the refrigerant absorbs the heat from the air and evaporates, transforming into a low-pressure, low-temperature gas.

As the evaporator coil absorbs heat from the surrounding air, it causes the air to cool down. The cooled air is then circulated back into the room, effectively reducing the indoor temperature and providing the desired cooling effect. The refrigerant gas, now carrying the heat it absorbed, travels to the outdoor unit of the air conditioner, where it gets compressed and condenses back into a liquid state in the condenser coil, ready to repeat the cooling cycle.

The efficiency and performance of an air conditioner greatly depend on the proper functioning of the evaporator coil. If the coil becomes dirty or gets covered with debris, it can lead to reduced cooling capacity and even cause the system to freeze up. Regular maintenance and cleaning of the evaporator coil are essential to ensure the smooth operation of the air conditioner and maintain optimal cooling efficiency.