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International Comfort Products TCA460AKA1 Air Pressure Switch
The main function of the switch is to sense if the blower fan is actually running. An air pressure switch is one of the key devices designed to keep everyone in the house safe. The majority of pressure switches are equipped with a manual reset feature, by which you must manually reset it before the HVAC system will continue.
Signs to Look Out for when the System Pressure Switch is Needing to be Replaced
- Incorrect volt range being read.
- The expected temperature indoors is hardly ever fully attained.
- The furnace can't operate at all.
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