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Lennox XP16-048 Air Pressure Switch
The reason for the existence of this type of switch is to sense if the air blower is on and running. This pressure switch is an important part of all the safety features in today's HVAC systems in place to keep you safe from any injuries. A good number of pressure switches today may have a reset feature that is manual, which means it would need to be reset before the HVAC system will continue.
Signals that the System Pressure Switch is Starting to Go Bad
- Inaccurate voltage being used by the switch.
- The furnace or AC can not run.
- The desired temperature indoors seldom achieved.
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