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Goodman GSH140241A Limit Switch
The limit switch is a type of sensor switch in the heat exchanger that decides if and when the air is warmed to a point for the blower to be activated. This is important due to the fact that if the air inside the furnace is too cool then you will never get hot air through the ducts.
Signs critical limit switch will need to be replaced
- The HVAC system is starting to run inconsistently repeatedly
- The HVAC system will not even start or will not stay running longer than 30 seconds
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If you are going to be buying or purchasing any Goodman GSH140241A replacement part do your best and cross-check the model number and also make a visual inspection in order to be sure the correct replacement limit switch is being ordered. You do not need to install it yourself. Locate a pro in your area to do it for you.
Feel free to download your manual for help.
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