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International Comfort Products NAC018AKA1 Limit Switch
A normal limit switch is a switch in the air handler that can determine when the air is warmed to a point to activate the main blower. The reason limit switches exist is due to the fact that if the air inside the furnace is too cool the you will lose all the heat as the air flows through the ducts.
Hints limit switch needs replacing
- The heating and cooling system will not begin the ignition sequence or run well even though max temp has not been reached
- Your system starts to erratically on more than one occasion
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If you decide on picking up or ordering do your best and cross-check the correct model as well as make a visual comparison so that you are positive that the correct replacement limit switch is being ordered. If you are not sure about installing the limit switch by yourself then it may be wise to contact a professional to do the replacement of the part.
Feel free to download your manual for help.
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