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A Steam Heat Primer by Dan Holohan
Dan Holohan is the Father of modern steam heat training. This episode is a narration of his in-depth steam article “A Steam Heating Primer” from HeatingHelp.com
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Refrigerant Oil Basics
First, a quick summary of the role of oil in the refrigerant circuit: The compressor requires oil for the lubrication of the moving parts in the compressor. If we could, we would keep 100% of the oil in the compressor, but since that is generally unrealistic, we need to utilize oils and oil strategies that […]Read more
What is an ERV?
This quick tip was written by Daniel Andersen in the HVAC School Group. Daniel was one of my early encouragements to make the podcast, even though he refuses to come on himself. Thanks, Daniel! ERV – What is it? An energy recovery ventilator allows fresh air from outside to be introduced into the conditioned space […]Read more
In residential and light commercial HVAC, we work primarily with PSC (permanent split capacitor) motors. However, it is good to be aware of some other types. PSC (Permanent Split Capacitor) A common medium torque single phase motor with a run capacitor always in the circuit. This type makes up the majority of HVAC motors (condenser […]Read more