Welcome to our 30th Annual Guide to High-efficiency Gas Furnaces, which showcases furnaces from some of the industry’s leading manufacturers, and shows that high efficiency and the ultimate in comfort can come in a single package.
When measuring and diagnosing the operation and performance of an HVAC system, the timing and measurement are critical. Ideally, the system should be calling for full heating or cooling, and fan speed so it can reach a stable operating condition. Let’s take a closer look at what constitutes stable operating conditions so your test data allows you to accurately diagnose the performance and operation of your systems.
Why is Stability So Important?...More