How To Turn Off Gas Water Heater Pilot Light. Reset the thermostat so it is on the lowest setting possible. A pilot light is always burning while using a small amount of gas, either a water heater is running or not.
Turn the switch for the pilot light so it is on the pilot position. This is the only way to make sure the gas is reaching the pilot light. The pilot light is the small flame fueled and lit by a gas burner at the base of your water heater.
Shut off the gas valve.
Check to make sure that the water heater has turned off. Open the door/cover over the pilot light access. Typically, this will be under the gas valve. This is where we can move on and check the interior door panel for the directions to find out how to turn on gas water heater pilot light.