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International Comfort Products HAC242GKA4 Limit Switch
A normal limit switch is a type of sensor switch in the heating area that can determine when the air is warmed to a point so that it may be pushed through the ducts and out the vents. This is important because if the air never warms up then you will never get hot air through the ducts.
Major symptoms limit type switch has little life left
- Your system is starting to shut down unexpectedly frequently
- The heating and cooling system will not initiate nor will it stay running even though max temp has not been reached
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