The 5 Readings Every Tech Must Know Well

HVAC School - For Techs, By Techs · Oct 28, 2016 · 45m

In this episode of HVAC School, Bryan covers the "5 pillars of refrigerant circuit diagnosis" and why they matter. They are:

Superheat

Subcool

Suction pressure

Head pressure

Air temp split (delta T)

These 5 readings give you a holistic idea of the A/C system. Instead of getting hooked on checking only superheat and subcool all the time and dismissing potential diagnoses, you can use these five readings to get an idea of the health of several parts of the system. Making it a priority to take these five readings also promotes open-mindedness, which is perhaps one of the most vital qualities of…