Goodman Gas Furnace GMES960403ANAA

Disconnect all power sources before servicing

Verify power disconnection from all sources

Clean the permanent filter if applicable

Replace the disposable filter if applicable

Was the filter replaced with the same type and size?

HIGH VOLTAGE: Electrical components are contained in both compartments. To avoid electrical shock, injury or death, do not remove any internal compartment covers or attempt any adjustment. Contact a qualified service agent at once if an abnormal flame appearance should develop.

Turn the furnace on at the thermostat

Wait a few minutes for any dislodged dust to settle

Check the burner flames for the following characteristics

Are the flames stable, quiet, soft and blue with slightly orange tips?

Are the flames extending directly outward from the burner ports without curling downward, floating or lifting off the ports?

Disconnect all power before servicing or installing the unit

Check the following furnace components for proper working order

Was the ignitor handled with care?

Describe any issues encountered with the ignitor

Were all necessary repairs or services performed?

Ensure all other gas appliances are turned off

Wait for at least fifteen minutes after the heating cycle has started

Clock the gas meter to determine the time for one complete revolution of the cubic foot dial

Enter the time in seconds for one complete revolution

Enter the number of cubic feet of gas consumed per hour

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

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

Record the initial manifold pressure in inches of water column.

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

Adjust the pressure regulator on the gas valve.

Record the final manifold pressure in inches of water column after adjustment.

Is the final manifold pressure within plus or minus 3 inches water column of the target pressure?

Propane Gas Specific Instructions