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Goodman GPH1460H41AB Limit Switch
A normal limit switch has a sensor located in the furnace that makes the determination when the air is warmed to a point to activate the main blower. A limit switch was crafted due to the fact that if the air never warms up inside the exchanger then the house will never get warm enough.
Red flags limit switch needs a replacement ASAP
- The system is starting to ramp up but then stops frequently
- System refuses to kick in or will not stay running for any significant length if time
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