Critical System Diagnosis for Residential HVAC

This a RAW Kalos meeting where we talk Critical System Diagnosis for Residential HVAC. We cover proper diagnosis mindset, and focus especially on compressor diagnosis and how to make sure you aren’t telling someone they need a compressor when they don’t.

Read all the tech tips, take the quizzes
and find our handy calculators at https://www.hvacrschool.com/