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Carrier 58DH Air Pressure Switch
The function of the air pressure switch is to sense if the blower fan is circulating the air as it should. The air pressure switch is an important part of the collection of safety devices that is in place to keep you safe and keep your family safe. A good number of pressure switches today are equipped with a manual reset feature, from which it would have to be reset manually before the HVAC system will continue.
Symptoms that your Air Pressure Switch is Starting to Fail
- Your furnace won't run.
- The proper temperature indoors seldom achieved.
- Incorrect voltage running through the switch.
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