For technicians who run across older furnaces where air conditioners were later added, it pays to know how a fan center operates.

What are the most common mistakes in heat pump installs, and how do you avoid them? Here’s what experts had to say about heat pump installation — a must-watch as electrification continues to gain momentum.

Troubleshooting refrigeration systems can be complex and frustrating, so put aside any assumptions and inspect the system thoroughly before making any diagnosis.

With the impending deadline right around the corner, manufacturers have started introducing their A2L systems in the U.S.

Manufacturers are starting to introduce their A2L systems in the U.S., so contractors and technicians must learn how to service and install this new equipment.

Cleaning coils is a fairly simple task, but one that plays an important role in keeping a unit running strong.

Contractors must be careful when sizing heat pumps for colder climates in order to avoid mold problems and homeowner discomfort.

To help the industry better promote geothermal heat pump technology, it first needs to have an understanding of exactly what is going on during its heating and cooling process.

The EEV is often used in modern refrigeration systems, but troubleshooting its common failures may be complicated.

Keeping a refrigeration system clean and dry by changing the liquid line drier can be the least expensive insurance against compressor failure.