Vehicle air conditioning is typically one of a car's most durable systems. Though it is often in use every day, a modern air conditioning system just keeps humming along providing cool air when you ...

In this troubleshooting situation you have responded to a complaint that a 4-ton package unit air conditioner is not cooling. When you arrive, you find that the indoor air handler is running, the ...

• The need to have the old refrigerant reclaimed and the new refrigerant added by a certified A/C-repair shop This month we will provide you with detailed troubleshooting diagnostics using the ...

Some vehicles leave such a bad taste that owners vow never to touch the brand again, and the pattern shows up clearly in ...

NO DEBRIS: Robert Inderwise, a Ferguson commissioning agent, was onsite during the commissioning of Fujitsu VRF systems at a residence in New Jersey. During installation, it is important to make sure ...

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 ...