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Lennox CB30M-65 Limit Switch
The limit switch is a switch located in the furnace that decides when the air is warm enough so that it may be pushed through the ducts and out the vents. The main reason limit switches are made is because if the air never warms up then the house will never get warm enough.
Important signs limit type switch will need to be replaced
- The system starts to initiate and then stops frequently
- System refuses to start or run well longer that five minutes
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If you are going to be buying or ordering do your best and double check the correct model 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. Look for a professional in your town or city to pay to install it for you.
Feel free to download your manual for help.
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