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International Comfort Products TXA248AKA1 Limit Switch
Limit switches are crucial because if the warmed air is too cool the you will lose heat in the ducts and the vents will just blow cool air. A normal limit switch is a switch in the heating area that makes the determination when the heated air is warmed to a point so that it may be pushed through the ducts and out the vents.
Main clues limit switch will die soon
- The heating and cooling system refuses to start or run well for any significant length if time
- The HVAC system begins to become unpredictable on more than one occasion
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