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International Comfort Products GPSM60K140E Limit Switch
The limit switch has a sensor in the air handler that can determine when the heated air is actually warm enough for the blower to be activated. Limit switches are crucial because if the warmed air is too cool then the house will never get warm enough.
Some warnings limit switch is going out
- Your system is starting to erratically occasionally
- The HVAC system refuses to kick in or run well like it ought to
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