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International Comfort Products HAC224GKA4 Limit Switch
The limit switch contains a sensor in the heat exchanger that determines if and when the air is warmed to a point so that it may be pushed through the ducts and out the vents. Limit switches are built because if the air never warms up the you will lose heat in the ducts and the vents will just blow cool air.
What are the signs that the critical limit switch is not working properly?
- The International Comfort Products system starts to runs uneven frequently
- System will not begin or run longer than a minute
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