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 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 ...

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, ...

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 ...

Nick has seven years of experience in the home improvement industry. He started his career marketing for dozens of flooring providers and related home services across North America. Today, he is a ...