Electric Hot Water Heater Thermostat Adjustment

Fortunately most water heater types are adjusted similarly.

Electric hot water heater thermostat adjustment. Adjusting water heater temperature. Also according to the eere a lower hot water temperature reduces mineral build up and slows corrosion of your hot water pipes. But one thing you should always keep in mind that switch off the power supply before starting replacement to avoid adverse circumstances. Often the water heater s thermostats come preset to 120 degrees fahrenheit to comply with safety regulations.

If you can stand shorter or cooler showers turning down the thermostat on your water heater is a great way to save on your electric bill each month. 1 turn off the circuit breaker to the water heater. Most manufacturers recommend changing the lower thermostat setting while leaving the upper thermostat at the factory setting. The interface for setting the temperature on a water heater will vary by type and model.

For safety reasons the water temperature adjustments for your electric hot water tank are hidden under a couple of layers. That s not why we did it though. If you want the extra hot water then you are advised to change both thermostats even if only one is. Step 1 before you make an adjustment to the water heater check the temperature of the hot water as it comes out of a faucet closest to the water heater.

See the articles testing electric water heater thermostats and testing electric water heater elements for information on checking to see if these items are functioning properly. If you find that your water is too hot you might need to turn down the temperature on your rheem water heater.