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Whirlpool ATR1252SPP0 Air Pressure Switch
The actual job of this type of switch is to sense if the blower fan is blowing air. Some pressure switches are equipped with a manual reset feature, from which the switch will have to be manually reset in order for the system to begin normal operations again. The air pressure switch is a very critical piece of the collection of safety devices that is in place to keep you safe and keep your family safe.
Signs that the Switch is Beginning to Go Bad
- Furnace won't ignite.
- Inaccurate voltage being used by the switch.
- The expected temp seldom fully attained.
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