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International Comfort Products HAC042AKA1 Limit Switch
Limit switches were created due to the fact that if the air inside the furnace is too cool the you will lose heat in the ducts and the vents will just blow cool air. A normal limit switch has a sensor located in the furnace that can determine when the air is warm enough for the main blower to kick in and circulate the air.
Signs limit switch needs replacing ASAP
- The heating and cooling system will not initiate or continue to run like it ought to
- Your system starts to erratically frequently
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Before buying or ordering do your best and double check the correct model as well as make a visual comparison in order to be sure the correct limit switch is the one being purchased. Once you have the part to install it yourself. Consult with a professional in your area to replace the part.
Feel free to download your manual for help.
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