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Lennox F8AUH Limit Switch
A limit switch was crafted because if the warmed air is too cool then the house will never get warm enough. A normal limit switch is a type of sensor switch in the heat exchanger that can determine when the heated air is warmed to a point for the blower to be activated.
Some warnings limit type switch has to be replaced
- The HVAC system is starting to go through the startup sequence but stops quickly on more than one occasion
- The HVAC system will not begin or continue to run as it should
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Before buying or ordering a replacement limit switch for your Lennox F8AUH, do your due diligence and make sure of the model number as well as make a visual inspection so that you are positive that the right limit switch is the one being purchased. The installing of a new limit switch can be quite easy provided you have the know-how and have the proper tools to get it done.
Feel free to download your manual for help.
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