Adjusting the temperature on an electric Rheem hot water heater is a simple process that can be done by locating the thermostat or control panel. The location of the thermostat or control panel may vary depending on the model of the hot water heater. Here are two common ways to locate it: On most basic models, look for a thermostat dial. Raising the water temperature will help you get hot water quicker if the hot water isn't hot enough for you. So, how to adjust temperature on Rheem electric water heater? I've done this countless times and I've broken down the process into simple steps that you can easily follow. They are: Shut off the power supply to the heater.
Are 130 degrees too hot for a water heater? The recommended water heater temperature is between 120 to 140°F. so, turning up the temperature to 130 degrees is completely a safe level, especially for larger water heaters. Consider below 130 degrees if you have a small unit. Does outside temperature affect the water heater? Yes!. How to set the water temperature on your Rheem electric hot water system, and also the location of the Reset button.