IX.) Electrodes
On a yearly basis the electrodes should be inspected and any necessary adjustments made.
1. Block up the front of the water heater 6 inches.
4 Nuts
2.Remove the 4 nuts that attach the burner to the heating chamber. You do not have to disconnect the fuel lines or the electric cords, but be careful not to subject them to excessive strain. Also, make sure the fuel filter does not get damaged.
3.Let the burner fall away from the heat exchanger. Tip the burner towards you until you can see the electrodes and fuel nozzle.
4.Clean off carbon deposits that may have accumulated on the tips of the electrodes.
5.Reset the spacing as shown below.
Electrodes
1/8” 
1/16”
7/16”
15
