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Lennox 13ACX-042 Limit Switch
A normal limit switch is a switch located in the furnace that makes the determination if and when the air is warm enough for the air to begin normal home circulation. A limit switch was crafted because if the warmed air is too cool the you will lose heat in the ducts and the vents will just blow cool air.
Major signs main limit switch will need to be replaced
- The Lennox system starts to become unpredictable repeatedly
- Your Lennox system will not begin or run longer than 10 minutes
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Before buying or ordering, do your due diligence and make sure of the model number and also make a visual comparison in order to be sure the correct replacement limit switch is the one being purchased. You do not need to replace the part all by yourself. Consult with a professional in your community to replace the part.
Feel free to download your manual for help.
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