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Frigidaire FRS18PYW20 Air Pressure Switch
The main job of the switch is to sense whether the primary air circulator is running properly. This pressure switch is part of the collection of safety devices that is in place to keep you safe and keep your family safe. The vast majority of pressure switches made today are programmed with a manual reset, from which the switch will have to be manually reset before the HVAC system will continue.
How is it Known when the System Pressure Switch is Going Bad
- The proper indoor temperature is almost never reached.
- Incorrect volt reading from the switch.
- Your heating and cooling system refuses to run correctly.
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