A variable frequency drive (VFD) fails to vary the discharge-air fan speed. A motor overheats and fails prematurely. Programmable controls that generally operate without issue suddenly experience ...

The heating and cooling system inside a home quietly controls comfort every single day, yet many households give it attention ...

When your HVAC system was new, it was designed to keep the indoor environment comfortable, functional, and safe. Over time, that system can drift out of alignment, leading to wasted resources, ...

The amount of liquid subcooling a refrigeration or air conditioning contains not only affects system capacity but also the effectiveness and capacity of expansion type metering devices. In today's ...

If you’ve ever had a significant problem with your gas-powered HVAC system, you’ve probably heard the term red-tagged. (And if you haven’t yet, there’s every chance you will someday, given that most ...