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International Comfort Products TCH430AKA1 Air Pressure Switch
The main function of the air pressure switch is to figure out if the blower fan is actually running. The air pressure switch is part of the collection of safety devices that is in place to keep you safe from harm. Some different switches are designed with a reset that is manual instead of automatic, from which the switch will have to be manually reset before the HVAC system will continue.
Red Flags that your Air Pressure Switch will Fail Soon
- Wrong voltage reading.
- The correct temperature indoors is almost never attained.
- The furnace or AC will not operate properly.
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