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Bryan talks to Ben from Canada about gas furnace basics as well as high-efficiency furnace basics and maintenance. 

In this episode I get Ulises Palacios on the phone and we talk about some of the things he has been up to. Specifically the iManifold / Bluvac integration, cutting compressors open and thermal imaging. 

In this episode Bryan talks about heat pumps, reversing valves, defrost, common issues, checking charge in heat mode and diagnosing the dreaded bypassing reversing valve. 

In this episode Nathan and Bryan talk about Relays, Sequencers, Transformers, Contactors, open and Closed Circuits and much more. 

In this episode we talk through some electrical basics. Including potential difference, motor leads, capacitor basics and much more. 

Bryan talks to Justin Skinner from Virginia and they talk about furnace sequence of operation and diagnosis tips. 

In Florida we have a lot of heat pumps and pool heaters. In this episode I talk to my staff about some things they will want to know before it gets cold. 

In this episode I talk to Jeremy Smith and he shares some of his refrigeration experience… and his Barry White smooth voice.  Also – got to hvacrschool.com/10K to participate in Stephen Rardon's awesome tool giveaway. 

I talk to Tim Bagnall from Arizona in this episode and we discuss flowing nitrogen and the differences between Florida and Arizona.