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Carrier 50GX042300 Air Pressure Switch
The function of the air pressure switch is to sense whether the blower fan is blowing air. This is one of the vitally important safety aspects of the whole safety system that is intended to stop injuries or explosions. The vast majority of pressure switches made today may have a reset feature that is manual, which makes you reset it by hand before the system will continue its normal operation.
Clues that your Air Pressure Switch is Starting to Go Bad
- The furnace won't operate at all.
- The right temperature is hardly ever achieved.
- Wrong voltage running through the switch.
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