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Lennox XC14 Air Pressure Switch
The primary function of the pressure switch is to determine whether the main blower is running. Some different switches may have a reset feature that is manual, which means you have to physically reset it or the entire system will not run. This is one of the most crucial mechanisms designed to keep your family safe and sound.
How to Know when the Switch is Going Bad
- Bad electrical voltage reading from the switch.
- The furnace is unable to ignite the gas.
- The expected temperature in the house is rarely fully attained.
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