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International Comfort Products GPSM60H140E Limit Switch
This is important because if the air is not warm enough then you will never get hot air through the ducts. The limit switch is a type of sensor switch located in the furnace that senses, or governs, if and when the air is actually warm enough for the main blower to kick in and circulate the air.
Elements of a faulty limit type switch
- The system is starting to ramp up but then stops often
- The heating and AC system will not begin or run well like it should
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