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Carrier 58CTA07010012 Air Pressure Switch
The main function of this type of switch is to determine whether or not the blower fan is on and running. This is one of the key device to stop injuries or explosions. The vast majority of pressure switches made today are issued with a manual reset feature, by which you must manually reset it in order for the system to begin normal operations again.
How to Know when the HVAC Air Pressure Switch is Starting to Fail
- The furnace refuses run.
- The desired temperature indoors is never fully attained.
- Incorrect voltage range reading.
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