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Goodman GMS80703AN Limit Switch
This is important due to the fact that if the air never warms up inside the exchanger the you will lose heat in the ducts and the vents will just blow cool air. The limit switch has a sensor located in the furnace that can determine when the air is actually warm enough so that it may be pushed through the ducts and out the vents.
General warnings of a faulty critical limit switch
- The HVAC system is starting to act differently time after time
- Your Goodman system will not initiate nor will it stay running for any significant length if time
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