How do I Check a Gas Furnace Draft Pressure Switch?
A draft pressure switch is a device that is placed on a gas furnace as a safety measure. When a furnace is not receiving enough airflow, the draft pressure switch will stop the electrical current to the furnace, which will prevent the furnace from igniting. If your gas furnace is not working, there may be …
How do I Check a Gas Furnace Draft Pressure Switch? Read More »