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Lennox CB28UH-060 Limit Switch
One big reason why limit switches are designed that way is because if the air never warms up then the house will never get warm enough. The limit switch is a switch in the heat exchanger that decides if and when the air is warmed to a point to activate the main blower.
Major signs limit switch is not going to last much longer
- The whole system is beginning to go through the startup sequence but stops quickly on a regular basis
- The heating and AC system will not begin the ignition sequence or will not stay running as it should
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If you decide on picking up or purchasing any Lennox CB28UH-060 part do your best and cross-check the model number and also make a visual inspection so that you are positive that the right limit switch is the one being purchased. Replacing a new limit switch is not difficult if you have the time and have the proper tools to do it right.
Feel free to download your manual for help.
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