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International Comfort Products C8MPV100J20C1 Limit Switch
A normal limit switch is a type of sensor switch in the air handler that makes the determination if and when the air is actually warm enough that it can be circulated throughout the house. One big reason why limit switches are designed that way is because if the air never warms up then you will never get hot air through the ducts.
Major symptoms of a poorly performing main limit switch
- The International Comfort Products system is starting to shut down unexpectedly occasionally
- The heating and cooling system will not begin the ignition sequence or run like it is supposed to
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