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International Comfort Products GPFM48H120F Air Pressure Switch
The main function of this type of switch is to figure out if the primary blower is on and running. Some particular air pressure switches have a manual reset feature, which means you have to physically reset it before the HVAC system will continue. This is just one of the many indispensable device to keep you from harm.
Signals that the HVAC Air Pressure Switch is Needing to be Replaced
- Bad electrical voltage running through the switch.
- System does not achieve the desired indoor temp.
- The furnace is unable to run.
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