A.O. Smith Electric Water Heater 0250

Ensure no one is in front of or around the outlet of the temperature-pressure relief valve discharge line.

Verify that the discharge pipe terminates at an adequate drain.

Manually operate the temperature-pressure relief valve.

Did the valve reset completely after manual operation?

Is the valve continuing to release water after manual operation?

If the valve continues to release water, close the cold water inlet to the water heater.

Turn OFF electrical disconnect switch

Drain the heater following Draining instructions

Remove the banks and gaskets from the openings

Describe any signs of leakage or corrosion around the water heater

Check the following conditions that may affect anode rod depletion

Is the water artificially softened?

Inspect the anode rod for depletion

Does the anode rod need replacement?

Ensure adequate drainage is in place

Check for signs of a depleted anode rod

Does the anode rod show signs of depletion?

Turn OFF electric supply to the water heater

Shut OFF the water supply and open a nearby hot water faucet to depressurize the water tank

Drain the tank following the proper procedures

Ensure adequate drainage is available before inspection

Check water conditions that may affect anode rod depletion

Is the water artificially softened?

Enter the number of years since the last anode rod inspection

Inspect the condition of the anode rod

Does the condition of the anode rod dictate its replacement?