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International Comfort Products HAC260GKA4 Limit Switch
The limit switch is a switch located in the furnace that decides when the heated air is warm enough to activate the main blower. A limit switch was crafted because if the warmed air is too cool the you will lose all the heat as the air flows through the ducts.
Major clues limit switch will not live much longer
- The HVAC system will not start or continue to run longer than 10 minutes
- The whole system begins to stop suddenly on a regular basis
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