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Nordyne MS3BA024KA Limit Switch
Limit switches exist because if the air is too cool inside the furnace to begin with, the you will lose all the heat as the air flows through the ducts. A normal limit switch is a switch in the heating area that senses, or governs, when the heated air is actually warm enough for the air to begin normal home circulation.
Easy warnings critical limit switch has very little life left
- The HVAC system refuses to start or run well as it should
- The HVAC system starts to act weird occasionally
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