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Samsung UQB18J6WC Limit Switch
Limit switches are crucial because if the air is too cool inside the furnace to begin with, the you will lose all the heat as the air flows through the ducts. A normal limit switch has a sensor in the heat exchanger that makes the determination if and when the air is warm enough to activate the main blower.
What warnings are present when my main limit switch is not working right?
- The HVAC system will not start or continue to run even though max temp has not been reached
- The HVAC system is starting to stop suddenly on more than one occasion
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Before buying or purchasing any Samsung UQB18J6WC replacement part, do your due diligence and double check the model number as well as make a visual comparison in order to be sure the proper replacement limit switch is being ordered. Replacing a new limit switch is a breeze provided you possess the knowledge and have the proper tools to get it done.
Feel free to download your manual for help.
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