When the mercury rises outside, nailing down why your AC is not cooling becomes a top priority. There are eight common reasons why this happens, including dirty filters, and some of which you can fix ...

Air conditioning transformers are essential components for proper system function. They power the thermostat and regulate the current sent to it. That’s essential because a current that’s too high ...

Part 1 in this series covered defrost cycle problems in heat pumps. Now, let's discuss the second major winter issue: heat pumps stuck in one mode. The customer calls and says the system won't switch ...