This article was written by my good buddy, Bill Frisbie. Bill is a service manager and crack technician at AirFx, a Trane dealer in lovely Inverness, Florida. Thanks, Bill! One of the most intimidating things in the field is to walk up to a piece of equipment that you have either never worked on or […]

In these tips and on the podcast, we talk a lot about the importance of deep vacuum, and deep vacuum using proper processes and tools is the best. It's really the ONLY way to ensure that a system is clean, dry, and tight. Just for review, that means: Nitrogen purge, flow and pressurize > Cores […]

First, a thermocouple is not a flame rectifier like a modern flame sensor. A thermocouple actually generates a millivolt potential difference when it is heated by a flame—just to get that out of the way for any of you newer techs who are used to modern flame sensors. With higher efficiency gas-fired equipment being the […]