Question: Why Does My Hot Water Heater Have 2 Thermostats?

Is 150 too hot for water heater?

The recommended setting for household water heaters is not 150 degrees, but slightly less _ 140 degrees.

Water temperatures higher than 140 degrees can burn the skin and are particularly dangerous for young children and the elderly..

Why does my water heater smell like it’s burning?

Over time, your water heater can accumulate dust and other debris and when it runs the dust and other debris can burn up, causing a burning dust smell. Solution: Clean your water heater regularly and wipe off the dust and other debris that accumulate over time to resolve this issue.

Can a hot water tank catch fire?

Yes, a water heater can cause a fire. While proper maintenance and safety precautions can drastically decrease the risk of a fire, the potential for one is still there. It’s important not to store flammable materials or liquids near a water heater, particularly a gas water heater.

How do you reset the thermostat on a hot water heater?

Somewhere on your electric water heater, you’ll find a reset button. It’s usually red and often located near the thermostat. It may also be hidden behind a removable metal panel on the unit—and then behind some insulation. Once you find the button, push and release it.

What is the maximum temperature for a hot water heater?

120 degrees FahrenheitYou see, back in 1988, the Consumer Product Safety Commission recommended that water heater manufacturers preset the maximum temperature at 120 degrees Fahrenheit to prevent burns.

How do I make my hot water heater last longer?

3 Tips to Make Your Water Heater Last Longer and Work More EfficientlyFlush the water heater tank once a year. Almost all water heater manufacturers will recommend flushing the water heater tank annually. … Check the Anode Rod and Replace it if it’s Badly Corroded. … Insulate the Hot Water Heater Tank.

Should hot water heater thermostats be set the same?

If your water heater has two thermostats, adjust both the same amount. The top thermostat should be a few degrees higher than the bottom.

What causes a water heater thermostat to burn up?

A shorted heating element—It may be that the thermostat is working just fine and shutting off the heating element. But a short in the element is causing it to continue to heat your water. Loose wiring—A loose wire in the water heater can generate heat that can cause the high-limit switch to trip.

Can you replace thermostat on hot water heater?

Most electric water heaters made today use a dual element system. … For each element, the unit requires a matching thermostat, so dual element units have two thermostats, and single element models only one. When replacing one thermostat, it is a good idea to go ahead and replace both the upper and lower thermostats.

What are the symptoms of a bad thermostat?

Symptoms of a Bad or Failing ThermostatTemperature gauge reading very high and engine overheating. The first and potentially most alarming symptom will be the temperature gauge reading high into the red within the first 15 minutes of your vehicle engine running. … Temperature changing erratically. … Coolant leaks around the thermostat housing or under the vehicle.

Can 140 degrees burn you?

Most adults will suffer third-degree burns if exposed to 150 degree water for two seconds. Burns will also occur with a six-second exposure to 140 degree water or with a thirty second exposure to 130 degree water. Even if the temperature is 120 degrees, a five minute exposure could result in third-degree burns.

How do I know if my hot water heater thermostat is bad?

Usually, when the upper thermostat goes bad, you will have no hot water at all, while a bad lower thermostat makes itself known when there is only a small amount of hot water before the tap water goes cold.

Is 140 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.