Familiarize yourself with the owner's manual for your specific water heater model.

Oct 26, 2018 ... Water heaters should be set to about 120 degrees F. Anything higher ... Q: How often should I flush my water heater? Flush your water ... For combi boilers, the recommended output temperature for the radiators is 75 °C and for the water is between 50 °C and 60 °C. 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. If you're asking, "What is the hottest temperature I should set for my hot water heater?" the answer is crucial for your safety and comfort. 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. Jul 4, 2023 ... What temperature should a tankless water heater be set to? For most residential uses, a temperature setting of 120° - 125°F is sufficiently hot ... extremely hot and should not be used at the increased temperature. The Anode ... Draining them out of your water heater does two good things. First, it ... 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 ... Energy efficiency: Lowering the temperature on your water heater can help you save energy and reduce utility bills. Water heating is the second highest source ... Electric water heaters already installed should be set at 60°C to limit the risk of Legionella contamination. Gas or oil water heaters already installed should ...