How to Set Up a Pressure Switch for a Goodman LP Furnace?

Answer A Goodman furnace fueled by liquid propane, like other LP furnace models, works with a pressure switch to detect when the internal air temperature is hot enough to activate the blower motor. This f... Read More »

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How to Reset the Pressure Switch on a Goodman GNH950904CX?

The Goodman GNH95 series refers to a line of gas-operated, warm-air furnaces. These furnaces use a pair of pressure switches that rely on negative air pressure for their operation. These switches m... Read More »

A Pressure Switch Furnace Error?

A draft pressure switch is a safety device that’s designed to shut down your gas furnace if it’s not receiving the airflow it needs for proper combustion. There are several reasons why you migh... Read More »

How to Clean a Furnace Pressure Switch?

A gas furnace pressure switch's function is to maintain the correct pressure inside the heater. Once the pressure reaches certain levels, the heater will turn on or off. If the pressure switch is s... Read More »

What is a pressure switch on a furnace?

A furnace pressure switch is a device that reacts to changes in the pressure of what's inside the furnace. The switch lets electric current flow through the furnace while the pressure is normal. If... Read More »