Reasons why your gas water heater pilot light is out. Hot Water No Gas
Between 10 PM and 6 AM, the inside temperature must be at least 62 degrees Fahrenheit at all times. There is no outside temperature requirement. You can make a Replacing a Honeywell gas control valve/thermostat on a water heater. Make & Model: John Wood AV40N Same as: A.O. Smith  Yes turn one of the burners on on the oven and leave it on for about 10 minutes and your hot water system will like and it will work perfectly ...