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International Comfort Products NAC242GKA1 Air Pressure Switch
The primary function of this type of switch is to sense if the blower fan is actually running. Various air pressure switches may have a reset feature that is manual, from which it would have to be reset manually in order for the HVAC system to continue running. This switch is just one of the many indispensable aspects of the whole safety system that is intended to keep you from harm.
Precursors that the Air Pressure Switch is About to Fail
- The furnace or AC refuses to run.
- The expected indoor temperature is never fully achieved.
- Bad voltage range running through the pressure switch.
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