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Lennox XC21-060 Air Pressure Switch
The main function of the air pressure switch is to sense whether the blower fan is running properly. The air pressure switch is a vital device of the collection of safety devices that is in place to keep you safe from injury or explosions. A lot of switches are programmed with a manual reset, which forces the system to be reset physically before the entire HVAC system will continue operating again.
Clues that your System Pressure Switch is Already Going Bad
- Wrong voltage reading.
- The expected temperature indoors is rarely fully attained.
- Furnace will not operate.
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Before buying or purchasing any Lennox XC21-060 replacement part, do your due diligence and cross-check the model number and also make a visual inspection in order to be sure the correct replacement air pressure switch is the one being purchased. There is no need to install the part by yourself. Look for a professional in your area to pay to install it for you.
Feel free to download your manual for help.
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