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LG LMAN090HNS Limit Switch
A normal limit switch is a type of sensor switch in the heat exchanger that senses, or governs, when the air is warmed to a point for the main blower to kick in and circulate the air. This is important because if the air is too cool inside the furnace to begin with, the you will lose heat in the ducts and the vents will just blow cool air.
Major indications limit type switch will not live much longer
- Your system is starting to become inconsistent from time to time
- The heating and cooling system will not even start nor will it stay running longer than a minute
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If you decide on picking up or purchasing a replacement limit switch for your LG LMAN090HNS do your best and double check the correct model as well as make a visual inspection in order to be sure the correct limit switch is the one being purchased. The installing of a new limit switch can be quite easy assuming you possess the knowledge and have the proper tools to do it right.
Feel free to download your manual for help.
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