Sage-Tips

Is 130 too hot for water heater?

Professionals recommend keeping your water heater set at a temperature between 130 and 140 degrees Fahrenheit. Any higher, or lower, could actually be dangerous for you and your family. While turning the temperature up higher can result in burns, turning it lower than the recommended setting can also be dangerous.

Is 125 to hot for a hot water heater?

What’s a safe temperature for water? On the side of most water heaters, you’ll find a warning that says water temperatures of 125 degrees Fahrenheit can cause burns or death. To be safe, the water coming out of the plumbing fixtures in a home shouldn’t be any hotter than 120 degrees.

Should the top and bottom water heater thermostats be set to the same temperature?

The majority of electric water heaters have two thermostats: an upper and a lower, located under two control panels. To ensure your electric water heater works as efficiently as possible, you should set both of the thermostats at the same temperature.

How hot is B setting on water heater?

Generally, A means 120 degrees, B means 130 degrees, and C means 140 degrees. Refer to your water heater’s manual to confirm these settings.

What does ABC mean on AO Smith water heater?

Most hot water heaters have a A-B-C knob. Here is what temperature each letter stands for: Hot- 120 degrees. A- 130 degrees. B- 140 degrees.

Is 115 too low for water heater?

Going too low creates the risk of bacteria growing in your pipes or water heater, but going too high leads to the danger of burning. To avoid either extreme, you’ll want to find a happy medium. We recommend always keeping the heater set between 110 and 120 degrees.

Will 125 degree water burn you?

Studies show that a temperature of 52 degrees C (125 degrees F) can cause a full-thickness skin burn in 2 minutes and a temperature of 54 degrees C (130 degrees F) can result in a full-thickness skin burn in 30 seconds.

Why are there 2 thermostats on a water heater?

An electric storage-tank-style water heater has two thermostats because it has two heating elements. The thermostats are designed so only one element is active at a time. The reason only one element is active at a time is because it allows for smaller wire sizes and lower amperage demand when in operation.

What temperature is a on a hot water heater?

The EPA recommends 120 degrees because it’s hot enough to keep diseases at bay, it’s not hot enough to cause scalding, it will supply enough hot water for most small families and is relatively energy-efficient.

How do I adjust the water temperature on my AO Smith water heater?

Set both thermostats to 120°F. If higher temperatures are required turn the water temperature dial clockwise ( >>) to increase the temperature. (Turn the dial counter clockwise ( << ) to decrease the temperature.) Adjust both thermostats to the same temperature setting.

What do the letters on a water heater mean?

Here is what temperature each letter stands for: Hot- 120 degrees. A- 130 degrees. B- 140 degrees. C- 150 degrees.

How do you change the thermostat in a hot water heater?

Before you change the temperature on the water heater thermostat, make sure that the electrical supply to the unit is turned OFF. Once the power is OFF, remove the cover for the full access to the thermostat. Use the screwdriver and rotate the adjustment dial clockwise to the desired temperature.

How do you know if your water heater thermostat is bad?

Examine the water that comes out of the hot faucet. If it appears rusty, this signals an upcoming failure of your water heater. Look for signs of muddy water or increased sediment in the water tank. Attach a hose to the drainage bib on the water heater, turn the unit off and drain it to examine its contents.

How do you test a hot water heater thermostat?

Testing the LOWER thermostat: Set the upper thermostat to its lowest setting. Set the lower thermostat to its highest setting. Make sure there is voltage on the lower element. If the multimeter shows power at the element, allow a few minutes for the water to heat up. If there is no voltage at the element, test the lower thermostat for power.

Where is the thermostat on a hot water heater?

Hot water heater thermostats on gas appliances are actually part of the gas control valve assembly. The thermostat knob is typically situated at the front of the gas valve. Its purpose is to control the water temperature and during the process of lighting the pilot and the main burner.