Goodman Gas Furnace GMES960804CNAA

Ensure all other gas appliances are turned off

Ensure the heating cycle has been in operation for at least fifteen minutes

Record the time in seconds for one complete revolution of the cubic foot dial

Enter the number of cubic feet of gas consumed per hour

Enter the calorific value of the gas (BTU per cubic foot)

Calculate and enter the BTU input to the furnace

Connect a manometer to the outlet tap at the gas valve before adjusting the pressure regulator.

Measure the current manifold pressure.

Is the manifold pressure within the acceptable range (±3 inches water column from 3.5 inches for natural gas or 10 inches for propane)?

Adjust the pressure regulator direction

Re-measure the manifold pressure after adjustment.

Is the adjusted manifold pressure within the acceptable range?

Propane Gas Specific Instructions

Ensure the air cleaner is installed in the correct position (not with the access door facing down).

Verify the air cleaner is located in the return air duct next to the blower compartment.

Electronic Air Cleaner Inspection

Inspect the accessibility of the electronic air cleaner for periodic inspection and cleaning.

Check the pre-filters and electronic cells for cleanliness.

Ensure the media air cleaner is accessible for periodic inspection and replacement of the filter cartridge.

Verify the availability of the following filter cartridges for replacement

Turn the furnace on at the thermostat

Wait a few minutes for dust to settle

Check that the flames are stable, quiet, soft and blue with slightly orange tips

Verify flames extend directly outward from the burner ports without curling downward, floating or lifting off the ports