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International Comfort Products PGME42G0904 Limit Switch
Limit switches are built due to the fact that if the air never warms up inside the exchanger the you will lose all the heat as the air flows through the ducts. The limit switch contains a sensor in the heat exchanger that makes the determination if and when the air is actually warm enough to activate the main blower.
Important hints main limit switch will need replacing
- The heating and AC system will not start or continue to run longer than a minute
- The system begins to become inconsistent occasionally
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If you are going to be buying or ordering a new International Comfort Products PGME42G0904 replacement part, do your due diligence and make sure of the correct model as well as make a visual inspection in order to be sure the correct limit switch is being ordered. HVAC professionals may charge higher prices than others so you may want to ask around to find a good deal if money is a concern.
Feel free to download your manual for help.
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