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International Comfort Products PGF060L100F Limit Switch
A normal limit switch contains a sensor in the heating area that determines if and when the air is warmed to a point so that it may be pushed through the ducts and out the vents. Limit switches were created because if the air never warms up then you will never get hot air through the ducts.
Red flags limit switch should be replaced
- The whole system is beginning to stop suddenly frequently
- The heating and cooling system is unable to start or will not stay running like it ought to
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