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International Comfort Products HAC018GKA1 Limit Switch
A normal limit switch contains a sensor located in the furnace that makes the determination if and when the air is actually warm enough for the air to begin normal home circulation. Limit switches exist because if the warmed air is too cool the you will lose all the heat as the air flows through the ducts.
What are the signs that the chief limit switch is on its last leg?
- The heating and AC system is unable to start or run like it ought to
- The HVAC system is beginning to behave differently more often than not
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