Burloak
Senior Member
Glad you mentioned that as everything I have read lately recommends 120F for water heaters to prevent serious burns, especially for families with children. It also saves quite a bit of energy over 140F.
Many Water Heaters Set Too High, Upping Burn Risk : Shots - Health News : NPR
You might also want to peruse..
https://www.osha.gov/dts/osta/otm/legionnaires/hotwater.html
Residential water heater temperature: 49 or 60 degrees Celsius?