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Goodman GCH90453BX Limit Switch
Limit switches are built because if the air never warms up then you will never get hot air through the ducts. A normal limit switch is a switch in the heating area that decides when the air is warmed to a point so that it may be pushed through the ducts and out the vents.
Key symptoms of a poorly working limit switch
- The heating and cooling system will not begin or continue to run longer than a minute
- The system starts to initiate and then stops on a regular basis
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