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Fujitsu ASU9RMLQ Limit Switch
Limit switches are crucial due to the fact that if the air inside the furnace is too cool the you will lose all the heat as the air flows through the ducts. A normal limit switch contains a sensor in the air handler that decides if and when the air is warm enough for the main blower to kick in and circulate the air.
Hints poorly running limit switch
- Your system is beginning to stop suddenly more than once
- Your Fujitsu system refuses to start or continue to run longer that five minutes
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Before buying or ordering a new Fujitsu ASU9RMLQ replacement part, do your due diligence and make sure of the correct model as well as make a visual inspection so that you are positive that the proper replacement limit switch is the one being purchased. Installation of a new limit switch can be quite easy provided you have the time and have the tools to do it right.
Feel free to download your manual for help.
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