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Sanyo XHS1872 Limit Switch
A normal limit switch is a type of sensor switch in the air handler that makes the determination if and when the air is actually warm enough for the blower to be activated. Limit switches exist due to the fact that if the air never warms up inside the exchanger the you will lose all the heat as the air flows through the ducts.
Main clues limit type switch will not last the year
- Your system starts to initiate and then stops time after time
- The HVAC system will not begin or continue to run like it is supposed to
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If you are going to be buying or ordering, do your due diligence and cross-check the correct model and also make a visual inspection so that you are positive that the proper replacement limit switch is the one being purchased. If you are unsure about the properly replacing the limit switch by yourself then it is probably best to find a professional in your area to do the replacement of the part.
Feel free to download your manual for help.
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