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International Comfort Products N8MPN100J22B1 Limit Switch
The limit switch has a sensor 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. Limit switches are crucial due to the fact that if the air never warms up inside the exchanger the you will lose heat in the ducts and the vents will just blow cool air.
Warnings critical limit switch is going to die
- The HVAC system will not begin the ignition sequence or continue to run longer than 30 seconds
- The HVAC system begins to initiate and then stops frequently
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If you are going to be buying or purchasing, do your due diligence and make sure of the model number and also make a visual inspection so that you are positive that the proper replacement limit switch is being ordered. Installation of a new limit switch is a piece of cake if you possess the knowledge and have the proper tools to do it right.
Feel free to download your manual for help.
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