Goodman Gas Furnace GMSS921004CNAA

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

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

Record the time taken for the hand on the cubic foot dial to make one complete revolution

Calculate the cubic feet of gas consumed per hour using the gas rate chart

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

Calculate the BTU input by multiplying the cubic feet of gas consumed per hour by the calorific value

Turn on the furnace at the thermostat

Wait a few minutes for dust to settle

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

Are the flames not curling, floating, or lifting off the ports?

Ensure the new filter is of the same type and size

Verify system operation after filter maintenance

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 for cleanliness and clean if necessary.

Inspect the electronic cells for cleanliness and clean if necessary.

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