This can be prevented by setting the water heater to a temperature where the bacteria legionella cannot thrive.
Tankless water heater temperature settings.
The arguments for 120 f temperature setting.
So a lot of people crank it up as high as they can get and they ll get it up to 140.
If we set the water heater temperature at 120 f we may get the following advantages as advice by the american society of sanitary engineering helps to cut down bills savings come from turning down of the temperature of your water heater subjected to standby loses and consumption.
Water heaters are factory set at osha recommended levels around 140 degrees.
However by following these simple steps you can increase the temperature to 140 if you choose.
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.
When your application needs higher than 140f degrees you have to install a mixing valve to moderate the temperature to 140f degrees.
Here are the temperatures to have in the home.
The occupational safety health administration osha recommends water heaters be.
Flow the six 6 step process to adjust your temperature.
The temperature settings vary from 125 to 140f degrees and you can do it by adjusting dip switch 6 to on in the sw1 bank of 8 dip switches.
Sometimes people call in because their tankless water heater keeps cutting on and off.