This ain't no installation tech feature (though we may get to that in the near future), but it's more an overview of air conditioning systems, how they work, why they sometimes don't work, and how to ...

The modern air conditioning system cools an indoor space by using the refrigeration cycle. This refrigeration cycle works by controlling the level of energy in the system’s refrigerant: Some parts of ...

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Any sign of smoke or a burning odor should be treated as an urgent issue. These symptoms may indicate electrical problems or overheating components. In these situations, the system should be turned ...

IN A WARMING world it helps to stay cool. But doing so also threatens the planet. Most air conditioners use refrigerant gases called hydrofluorocarbons (HFCs). Though these do not deplete Earth’s ...