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Mitsubishi MSZ-A12NA Limit Switch
Limit switches are built because if the air is not warm enough the you will lose heat in the ducts and the vents will just blow cool air. The limit switch contains a sensor in the heat exchanger that can determine when the heated air is warm enough that it can be circulated throughout the house.
Important hints limit type switch will not live much longer
- Your system starts to behave erratically on more than one occasion
- Your Mitsubishi system will not start or will not stay running even though the desired temperature has not been attained
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Before buying or purchasing a replacement limit switch for your Mitsubishi MSZ-A12NA, do your due diligence and cross-check the model number as well as make a visual comparison in order to be sure the right limit switch is the one being purchased. Once you have the part to install it yourself. Search for a pro locally to pay to install it for you.
Feel free to download your manual for help.
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