If it is consistently failing to regulate the water temperature.

What Is the Hottest Temperature I Should Set for My Water Heater? There is a limit to how hot your water can run when you turn on the water from the faucet ... The default setting on most water heaters is 140 degrees Fahrenheit, but the Department of Energy recommends moving it to 120 degrees if you have small children ... May 25, 2017 ... A new water heater is typically preset to a maximum temperature of 140 degrees Fahrenheit. Some say that's the ideal temperature, while others ... Dec 29, 2023 ... Why Adjust the Water Heater Temperature: Energy Efficiency: Lowering the temperature can help reduce energy consumption, ultimately saving you ... While 120 degrees is an optimal temperature setting for energy savings and accidental scalding prevention, homeowners should always consider their specific ... Mar 18, 2019 ... The lowest temperature that all your fixtures as hot as you need them. That's usually 120F / 50C and keeping it there will slightly increase efficiency. The water heater shall be set by the owner or agent at a temperature not higher than one hundred twenty degrees Fahrenheit (forty-nine degrees Celsius) 120ºF is the average temperature for hot water heaters in most homes. There isn't a perfect temperature for every hot water heater. It varies from house ... We recommend setting your water heater temperature within 120-140°F. If you have a larger water heater or a commercial unit, it can be set between 130-140° F. Oct 4, 2011 ... With 140-degree water coming out of the hot water spout at my bathtub, I could mix in a lot of cold water to get the water to a comfortable ...