When I was a kid, I didn’t know what my beliefs were, so I had a habit of constantly asking why. I questioned my mom and dad repeatedly on the things I didn’t understand. They patiently answered my questions and encouraged me to keep asking. If you’re a...
Picture yourself troubleshooting the following CO call and think about the pattern that’s followed. Remember, you’re going to be the hero on this call! The Call Long-time customers of yours, the Smith family, have recently moved into a new home. The previous...
The Thermostatic Expansion Valve (TEV) has become the refrigerant metering device of choice for most HVACR manufacturers in the past decade. Over time, countless valves have been needlessly replaced because of low airflow affecting their operation. A basic...
It is often taught that to diagnose a restrictive air filter is as simple as a visual inspection to see if it’s plugged. Then, if the filter is dirty, replace it. Once this obvious defect is fixed, everything is assumed to work correctly. Could there be more to it?...
In the world of business, marketing and selling to existing customers is more important than ever. Today it’s even more affordable than before because the Internet acts like the rising tide – it floats all boats, no matter the size. In other words, it equalizes a...
