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International Comfort Products PGAA42E1K1 Air Pressure Switch
The function of the switch is to determine whether the primary blower is running. Some different switches are programmed with a manual reset, which, of course, means that it would have to be reset by hand before the HVAC system will continue. This pressure switch is one of the critical devices that are created to keep you safe.
Important Signs that the Air Pressure Switch is Beginning to Go Bad
- Bad voltage reading.
- Your heating and cooling system will not operate.
- HVAC system does not achieve the desired temp according to the settings on the thermostat.
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