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HVAC/R Evacuation Quiz April 28, 2022, 6:22 pm
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To maintain combustion (burning), you need three things: fuel, heat, and oxygen. If you have all three in the proper proportion, you can maintain a continuous state of combustion. Remove one (or reduce one sufficiently), and the triangle of combustion can collapse. In a common NG gas furnace, the heat is the igniter, the fuel […]Read more
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An important rating on motors is the AMBIENT temperature rating that the motor can operate at. This rating refers to the temperature of the air around the motor, not the temperature of the motor itself or even the temperature of the outdoor air—since the motor is often in a condenser air stream that is higher […]Read more