Since this column's inception, we've received a substantial number of questions concerning air-conditioning troubleshooting. Answering each one would take quite some time, but we will attempt to ...

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Read part 1 of this series on the basics of transmitter and receiver testing for the latest version of USB and part 3 on power delivery. For all of its virtues around plug-and-play device ...

The compressor is the power unit of the air-conditioning system that puts the refrigerant under high pressure before it pumps it into the condenser, where it changes from a gas to a liquid. A fully ...