Having hot water available at all times is something most homeowners take for granted. But when you turn on the tap and get only a trickle of lukewarm water, it likely signals a problem with your water heater.
If you’re short on time, here’s a quick answer to your question: The main signs your water heater element is burned out include no hot water, not enough hot water, cloudy or discolored water, and a burning smell coming from the tank.
In this comprehensive guide, we’ll cover everything you need to know about diagnosing a burned-out electric water heater element so you can get your hot water flowing again.
How Do Electric Water Heater Elements Work?
Electric water heater elements are crucial components of a water heater system that provide the heat necessary to warm up the water. These elements are typically made of metal alloy and are designed to withstand the high temperatures required for heating water.
The two main types of elements used in electric water heaters are the upper and lower heating elements.
What Elements Do
The upper heating element is responsible for heating the water in the top portion of the tank, while the lower heating element heats the water in the bottom portion of the tank. The elements are connected to a thermostat, which monitors the temperature of the water and controls when the elements turn on and off.
When the temperature of the water drops below the desired level, the thermostat signals the elements to heat up and bring the water back to the set temperature.
Electric water heater elements work by converting electrical energy into heat energy. When an electric current passes through the element, it encounters resistance, which causes the element to heat up. This heat is then transferred to the surrounding water, raising its temperature.
The elements continue to heat the water until the desired temperature is reached, at which point they automatically shut off to prevent overheating.
Signs of Wear
Over time, electric water heater elements can wear out or become damaged, leading to a decrease in their efficiency or even complete failure. There are several signs that can indicate a burned-out element:
- No hot water: If you’re not getting any hot water from your faucet, it could be a sign that one or both of your heating elements are not functioning properly.
- Inconsistent water temperature: If the water temperature fluctuates between hot and cold, it could be a sign that one of the elements is not working consistently.
- Strange noises: If you hear popping or crackling sounds coming from your water heater, it could be a sign of a burned-out element.
- Visible damage: If you notice any visible damage to the elements, such as rust or corrosion, it’s a good indication that they need to be replaced.
If you suspect that your water heater elements are burned out, it’s important to have a professional plumber inspect and replace them if necessary. Attempting to replace the elements yourself can be dangerous and may result in further damage to your water heater or personal injury.
For more information about electric water heater elements and maintenance, you can visit reputable websites such as Energy.gov or consult with a licensed plumber in your area.
Common Signs of a Burned-Out Element
No Hot Water
One of the most obvious signs that your water heater element is burned out is the lack of hot water. If you turn on the hot water tap and only cold water comes out, it’s a clear indication that something is wrong with the heating element.
In most cases, the element will need to be replaced to restore hot water to your home.
Not Enough Hot Water
Another sign of a burned-out element is when you have hot water, but it runs out quickly or is not as hot as it used to be. This can be frustrating, especially if you are accustomed to having a steady supply of hot water for showers, washing dishes, or doing laundry.
A burned-out element may not be able to heat the water to the desired temperature, resulting in lukewarm or insufficient hot water.
Cloudy or Discolored Water
If you notice that your hot water is cloudy or has a strange color, it could be a sign of a burned-out element. Over time, sediment and mineral deposits can accumulate on the heating element, causing it to malfunction. This can result in discolored water when you turn on the hot water tap.
It’s important to address this issue promptly, as discolored water may indicate other problems with your water heater as well.
Burning Smell
A burning smell coming from your water heater is a definite cause for concern. If your element is burned out, it can overheat and emit a strong odor. This can be a safety hazard and may indicate a more serious problem with your water heater.
If you notice a burning smell, it’s important to turn off the power to your water heater and seek professional assistance to address the issue.
Remember, if you suspect that your water heater element is burned out, it’s always best to consult a professional plumber. They have the knowledge and expertise to diagnose the problem accurately and recommend the best course of action.
Locating the Water Heater Elements
One of the first steps in determining if your water heater element is burned out is to locate where the elements are in the first place. Most water heaters have two heating elements: one at the bottom and one at the top.
These elements are responsible for heating the water in the tank so that you can enjoy hot showers and warm water for various household tasks.
Bottom vs Top Elements
Understanding the difference between the bottom and top elements can help you identify which one might be causing the problem. The bottom element is usually the primary source of heat for the water in the tank. It is responsible for heating the cold water that enters the tank from the bottom.
The top element, on the other hand, acts as a backup and helps maintain the temperature of the already heated water.
Did you know? According to a study conducted by the Department of Energy, the average lifespan of a water heater element is around 10-15 years. However, this can vary depending on factors such as water quality, usage, and maintenance.
Getting Access
In order to inspect or replace the water heater elements, you will need to gain access to them. This can be done by turning off the power supply to the water heater and draining the tank. Once the tank is empty, you can remove the access panels on the side of the tank to reveal the elements.
It is important to follow safety precautions and consult the manufacturer’s instructions before attempting any repairs or replacements.
Pro Tip: If you are unsure about how to locate or access the water heater elements, it is always best to consult a professional plumber. They have the expertise and knowledge to safely handle water heater repairs and replacements.
Testing Water Heater Elements
Regular maintenance is crucial to keep your water heater functioning optimally. One common issue that homeowners face is a burned-out water heater element. If you suspect that your water heater element is no longer working, there are a few tests you can perform to confirm your suspicions.
Here are three methods to test your water heater elements:
Visual Inspections
The first step in testing your water heater element is to visually inspect it. Begin by turning off the power supply to the water heater and shutting off the water supply. Carefully remove the access panels to expose the heating elements.
Look for any signs of damage such as scorch marks, corrosion, or loose connections. If you notice any of these issues, it is likely that the element needs to be replaced.
Continuity Test with Multimeter
A continuity test using a multimeter is an effective way to determine if a water heater element is burned out. Start by turning off the power and water supply to the heater. Remove the access panels and detach the wires from the element.
Set your multimeter to the continuity setting and touch the probes to the terminals of the element. If the multimeter does not show any reading, it indicates that the element is no longer conducting electricity and needs to be replaced.
Wattage Test
Another method to test your water heater element is by conducting a wattage test. This test allows you to measure the power consumption of the element. To perform this test, turn off the power and water supply, remove the access panels, and disconnect the wires from the element.
Using a watt meter, connect it in series with the element and turn on the power supply. The watt meter will display the power consumed by the element. If the reading is significantly lower than the element’s rated wattage, it indicates a burned-out element that needs to be replaced.
Remember, if you are unsure about performing these tests yourself, it is always best to consult a professional plumber. They have the expertise to diagnose and repair any issues with your water heater.
Replacing a Burned-Out Element
Turning Off Power and Water
If you suspect that your water heater element is burned out, it’s important to turn off the power and water before attempting to replace it. This step is crucial for your safety and to prevent any potential damage to your water heater.
To turn off the power, locate the circuit breaker or fuse box that controls your water heater and switch off the corresponding breaker or remove the fuse. Next, you’ll need to shut off the water supply to the heater.
Look for the shut-off valve, which is typically located near the top of the heater, and turn it clockwise to close it.
Removing Old Element
Once the power and water supply are turned off, you can proceed to remove the old burned-out element. Start by draining the water from the heater. Attach a garden hose to the drain valve at the bottom of the heater and open the valve to allow the water to flow out.
Once the water has drained completely, use a wrench to loosen and remove the electrical connections from the element. Then, use a suitable tool, such as a socket wrench or element wrench, to unscrew the old element from the heater. Be cautious as the element may still be hot.
Installing New Element
With the old element removed, it’s time to install the new one. Begin by wrapping the threads of the new element with plumber’s tape to ensure a tight seal. Carefully thread the new element into the water heater and tighten it with the appropriate wrench.
Make sure not to overtighten, as this can cause damage to the heater. Reconnect the electrical wires to the new element, ensuring they are securely fastened. Once everything is properly connected, close the drain valve and turn on the water supply.
Finally, restore power to the water heater by flipping the breaker or replacing the fuse.
It’s important to note that replacing a water heater element can be a complex task, and if you’re unsure or uncomfortable with the process, it’s always best to consult a professional plumber. They have the experience and knowledge to safely handle and replace elements in water heaters.
Additionally, following the manufacturer’s instructions and guidelines specific to your water heater model is essential for a successful replacement.
Conclusion
Having hot water is something every homeowner relies on daily. Learning to diagnose common electric water heater problems like a burned-out heating element can help you restore hot water quickly and easily.
With some basic electrical testing and a few standard hand tools, you can replace your water heater’s heating element yourself and avoid the hassle and cost of a service appointment. Just be sure to take appropriate safety precautions when working with electrical and plumbing systems.
