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International Comfort Products GPSM36L100F Limit Switch
The limit switch has a sensor in the air handler that can determine when the heated air is warmed to a point for the air to begin normal home circulation. 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.
Signals limit switch is going out
- Your International Comfort Products system will not begin the ignition sequence or run for any length of time
- The system starts to ramp up but then stops more often than not
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