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Heat Controller B-VMH12FC-1 Limit Switch
This is important because if the air is not warm enough the you will lose heat in the ducts and the vents will just blow cool air. The limit switch has a sensor in the heat exchanger that senses, or governs, when the air is warm enough for the air to begin normal home circulation.
How do you know if your chief limit switch has to be replaced?
- Your Heat Controller system is unable to start or continue to run longer than 10 minutes
- The Heat Controller system starts to go through the startup sequence but stops quickly time after time
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If you are going to be buying or purchasing a new Heat Controller B-VMH12FC-1 replacement part do your best and double check the model number as well as make a visual comparison so that you are positive that the proper replacement limit switch is the one being purchased. There is no need to install it yourself. Hire a pro in your area to replace the part.
Feel free to download your manual for help.
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