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Douglas Bales Basic Refrigerant Circuit Course July 25, 2021, 12:24 pm
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Troubleshooting For HVAC/R - The Don't List
This article is the second in a 5-part series by Senior Refrigeration and HVAC tech Jeremy Smith. The Ground rules I've spent some time thinking about troubleshooting and the processes and procedures that I use to find problems. Not the “why isn't my air-conditioner running?” problems, but the “Things just aren't quite right”-type problems—the really […]Read more
Refrigerant Recovery Practices
Recovery is the removal of refrigerant from a system. From there, you can either store it and send it in for recycling or to reintroduce it back into the same system. Here are some top tips: Make sure your tank is empty and evacuated to 300 microns if you plan to return the refrigerant back […]Read more
What is a Micron?
To answer the question in the title, we use it as a measurement of pressure. REALLY, it is a measurement of distance. First, any scale CAN be used to measure vacuum (negative pressure) and positive pressure. The trick is knowing which is best suited for which and the size of the scale. Larger units of […]Read more