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International Comfort Products PA5524AKA2 Limit Switch
One big reason why limit switches are designed that way is because if the warmed air is too cool then you will never get hot air through the ducts. A normal limit switch has a sensor in the heating area that can determine if and when the air is warmed to a point to activate the main blower.
What red flags are there that my limit type switch really is failing?
- The system is beginning to runs uneven more often than not
- The heating and cooling system refuses to start or will not stay running like it is supposed to
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