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Lennox WING Air Pressure Switch
The main function of this type of switch is to sense whether the main blower is running. Some pressure switches have a manual reset feature, which means it would need to be reset or the entire system will not run. An air pressure switch is one of the critical facets of the HVAC safety checks that are dedicated to keep you from harm.
Warning Signs that the HVAC Air Pressure Switch has Gone Bad
- Inaccurate volt range running through the pressure switch.
- Your furnace can not run.
- The desired indoor temperature is never reached.
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