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Basic Electrical Theory June 22, 2021, 8:23 pm
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The most common diagnosis with expansion valves is failed closed or restricted, resulting in underfeeding of the evaporator. The symptoms are low suction, normal subcooling, and high superheat when a TXV fails “shut,” but there are some other issues to watch for that can actually result in overfeeding the coil. Schrader in the Port The […]
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If you own an HVAC or refrigeration business, there may be times when you think giving a discount might be the right thing to do. Maybe you have a friend who’s having a hard time and suddenly has an evaporator coil leak that needs attention. You may consider offering him a discount to help him […]
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To start, I'm going to cut straight to the part that most of you want to know. This information is based on calculations I have done personally based on typical Mastercool DOT tanks, but feel free to come to your own conclusions based on your own calculations. I prefer to stay on the safe […]
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