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Friedrich MW12Y3H Limit Switch
The reason limit switches exist is because if the warmed air is too cool the you will lose all the heat as the air flows through the ducts. A normal limit switch is a type of sensor switch in the air handler that can determine if and when the air is warmed to a point for the air to begin normal home circulation.
Simple signals limit switch is not going to last much longer
- The HVAC system begins to stop suddenly occasionally
- Your Friedrich system will not begin the ignition sequence or run well for any significant length if time
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Before you decide on buying or purchasing any Friedrich MW12Y3H replacement part, do your due diligence and double check the correct model and also make a visual comparison so that you are positive that the correct limit switch is being ordered. You do not need to install the part by yourself. Hire someone with experience in your town or city to pay to install it for you.
Feel free to download your manual for help.
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