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International Comfort Products HAC260AKA1 Limit Switch
Limit switches were created because if the warmed air is too cool the you will lose heat in the ducts and the vents will just blow cool air. The limit switch is a type of sensor switch in the air handler that decides when the air is warmed to a point that it can be circulated throughout the house.
Key symptoms poorly running critical limit switch
- The heating and AC system will not begin the ignition sequence or run longer than 30 seconds
- The system is starting to initiate and then stops time after time
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