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International Comfort Products NDN6050FBA1 Limit Switch
Limit switches are crucial due to the fact that if the air inside the furnace is too cool the you will lose heat in the ducts and the vents will just blow cool air. The limit switch is a switch in the heat exchanger that senses, or governs, if and when the air is warm enough for the main blower to kick in and circulate the air.
Indications limit switch will die soon
- The system begins to become inconsistent frequently
- System will not even start or continue to run like it should
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