How To Turn Off My Gas Water Heater. The heating mechanism may be gas or electric and is the most important part of the tank to shut off if you are concerned about an empty tank following a water shutoff. Turning your water heater back on.
To turn off the gas supply to the water heater: This keeps your water from freezing, but also means you’re not wasting money keeping your water piping hot (hint: As we’ve mentioned before, pilot light is a necessary part of a gas water heater.
Having found that your valves are working correctly, you can now leave knowing that the only water leakage that can cause harm is the one in lines.
I assume you wanted to save energy by turning the unit off, but you can get the same effect with the dial on the. Also, when you turn off your water heater when on a vacation, you only meet more problems. First, it can be disruptive and hard on the unit to be turned on and off. If your gas water heater keeps turning off, maybe the problem lies in the dirty pilot light burner.