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Diy Home Energy Management: How To Turn Electric Water Heater Off And Save Money

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er,...

What To Know

  • After turning off the power supply, it’s essential to shut off the water supply to the electric water heater.
  • Draining the water tank is optional but recommended if you’re turning off the electric water heater for an extended period, such as during a vacation or when the water heater is being serviced.
  • The drain valve is usually located at the bottom of the electric water heater.

Electric water heaters are a common appliance in many homes, providing a reliable source of hot water for various household tasks. However, understanding how to turn off an electric water heater is crucial for both energy conservation and ensuring the safety of your home. Whether you’re going on vacation, experiencing technical issues, or simply want to save energy, this comprehensive guide will walk you through the step-by-step process of turning off an electric water heater.

Step 1: Identify the Location of Your Electric Water Heater

The first step in turning off your electric water heater is to locate it. Electric water heaters are typically found in a basement, utility closet, or garage. If you’re unsure where yours is, check your home’s owner’s manual or look for a large cylindrical tank with a heating element inside.

Step 2: Turn Off the Power Supply

Once you’ve located your electric water heater, the next step is to turn off the power supply. This can be done in two ways:

Option 1: Circuit Breaker

  • Locate the circuit breaker panel in your home, which is usually found in the basement or garage.
  • Identify the circuit breaker labeled “Water Heater” or “Electric Water Heater.”
  • Flip the circuit breaker to the “OFF” position.

Option 2: Disconnect Switch

  • Look for a disconnect switch near the electric water heater. This switch is usually a red or black lever or a small box with a handle.
  • Turn the disconnect switch to the “OFF” position.

Step 3: Turn Off the Water Supply

After turning off the power supply, it’s essential to shut off the water supply to the electric water heater. This will prevent water from leaking out of the tank while it’s turned off.

Locate the water supply valve: The water supply valve is usually located near the top of the electric water heater. It’s typically a small lever or knob.

Turn off the water supply valve: Turn the water supply valve clockwise until it’s completely closed.

Step 4: Drain the Water Tank (Optional)

Draining the water tank is optional but recommended if you’re turning off the electric water heater for an extended period, such as during a vacation or when the water heater is being serviced. Draining the tank helps prevent corrosion and mineral buildup inside the tank.

Locate the drain valve: The drain valve is usually located at the bottom of the electric water heater. It’s typically a small valve with a lever or knob.

Place a bucket or container underneath the drain valve: Place a bucket or container underneath the drain valve to catch the water that will drain out.

Open the drain valve: Turn the drain valve counterclockwise until it’s completely open.

Allow the water to drain completely: Allow the water to drain completely from the tank. This may take several minutes.

Step 5: Turn Off the Electric Water Heater

Once the water tank is drained (if you chose to do so), you can now turn off the electric water heater.

Locate the thermostat: The thermostat is usually located on the side or front of the electric water heater. It’s typically a dial or a digital display.

Turn the thermostat to the “OFF” position: Turn the thermostat to the “OFF” position.

Step 6: Wait for the Water Heater to Cool Down

After turning off the electric water heater, allow it to cool down completely before performing any maintenance or repairs. This may take several hours.

Step 7: Turn the Power and Water Supply Back On (When Ready)

When you’re ready to use the electric water heater again, follow these steps to turn it back on:

  • Turn the thermostat to the desired temperature setting.
  • Turn on the water supply valve.
  • Turn on the power supply (circuit breaker or disconnect switch).

Troubleshooting Common Electric Water Heater Issues

If you’re experiencing problems with your electric water heater, here are a few troubleshooting tips:

  • Check the circuit breaker or disconnect switch to ensure it’s turned on.
  • Check the thermostat to make sure it’s set to the desired temperature.
  • If the water heater is not heating the water properly, it may need to be serviced or replaced.

Safety Precautions When Turning Off an Electric Water Heater

  • Always turn off the power supply before performing any maintenance or repairs on the electric water heater.
  • Allow the water heater to cool down completely before draining the water tank or performing any repairs.
  • If you’re unsure how to turn off your electric water heater, consult a qualified electrician for assistance.

Final Thoughts: Taking Control of Your Energy Usage and Safety

By following the steps outlined in this comprehensive guide, you can safely and effectively turn off your electric water heater, saving energy and ensuring the safety of your home. Whether you’re going on vacation, experiencing technical difficulties, or simply want to conserve energy, understanding how to turn off your electric water heater is a valuable skill that every homeowner should possess.

Common Questions and Answers

Q1: How long does it take for an electric water heater to cool down?

A1: The time it takes for an electric water heater to cool down depends on the size of the tank and the ambient temperature. Generally, it can take several hours for the water heater to cool down completely.

Q2: Can I turn off my electric water heater for a short period, such as a weekend trip?

A2: Yes, you can turn off your electric water heater for a short period, such as a weekend trip. However, it’s important to drain the water tank if you’ll be turning off the water heater for more than a few days.

Q3: What are the signs that my electric water heater needs to be serviced or replaced?

A3: Some signs that your electric water heater may need to be serviced or replaced include:

  • Leaking water
  • Rust or corrosion on the tank
  • Strange noises coming from the water heater
  • Water not heating properly
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Rob Sanders

Rob is a seasoned home improvement writer with over 15 years of experience researching and recommending products for the home. Prior to starting Nurturing Homeaid, he wrote extensively for This Old House magazine and has been featured as a home expert on several TV and radio programs. An avid DIY-er, Rob takes pride in testing out the latest tools and gadgets to see how they can make home projects easier. When it comes to heating systems, he's evaluated over 50 different furnace and boiler models over the years. Rob founded Nurturing Homeaid with his business partner Jim in 2020 to provide homeowners with genuine product recommendations they can trust. In his free time, Rob enjoys remodeling old homes with his family and traveling to visit architectural landmarks across the country. He holds a bachelor's degree in Journalism from Syracuse University.
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