Temperature Setting For Tankless Water Heater

Fill a glass and check the hot temperature.
Temperature setting for tankless water heater. Each pou has a separate temperature control component that can be accessed through a user panel with an led readout making it easier to adjust temperatures with a push button operation. Flow the six 6 step process to adjust your temperature. Run hot water at the tap closest to the water heater for at least three minutes. For your safety rinnai tankless water heaters come with a maximum temperature default setting of 120 to help prevent scalding.
It s only fair to note that anything from 120 to 140f degrees is good. For safety always unplug any appliance before continuing. There have been people claiming the maximum allowable storage temperature or thermostat setting on a water heater is 120 f. Sometimes people call in because their tankless water heater keeps cutting on and off.
This way it leads to emit fewer greenhouse gases which helps us to save our environment. So a lot of people crank it up as high as they can get and they ll get it up to 140. Recommended temperature settings water heaters are factory set at osha recommended levels around 140 degrees. This can be prevented by setting the water heater to a temperature where the bacteria legionella cannot thrive.
At the end of the day you should use common sense when setting the temperature on your tankless water heater. If the stickers on the water heater don t tell you how to set the temperature and you can t find the owner s manual use this method. Most of the time we find that when we go out there that the water heater is set too hot. Additionally a pou tankless water heater can be set at higher temps for a dishwasher or a clothes washer.
If we set temperature of water heater at 120 f it will burn less gas or fuel or consume less electricity. Resist deposition of mineral hard water buildup mineral deposition like lime inside the hot water tank and plumbing pipes. There is no such requirement in any model plumbing code. On the other hand the epa suggests turning the thermostat down to 120 to reduce power consumption and a booster heater to reach sanitizing temperatures at select outlets.
Repeat until you get 120 degree f water. The occupational safety health administration osha recommends water heaters be. There have been claims the maximum temperature is 125 f based on the scalding temperature labels on the outside of most water heaters.