Over time, sediment can build up in the bottom of the tank and cause the unit to overheat. This can shorten the lifespan of the unit and lead to expensive repairs. To avoid this, it's important to flush the tank regularly. Most manufacturers recommend flushing the tank once a year.
A few situations that can result in this type of water heater problem include: Sediment that builds up on the element, making it overheat. A faulty thermostat. An electric short within the wiring of the element.
Water Heater Lifespan
A hot water heater's lifespan depends on many factors, including the type of water heater, the energy source, the type of water you have, and how well the unit is maintained. On average, most water heaters last between 8 and 12 years but some can last up to 20 years with regular maintenance.
Water heaters do benefit from periodic preventative maintenance. There aren't many things worse than an unexpected cold shower. A little bit of upkeep such as draining your water heater can ensure efficient and safe operation of your tank and extend its life span.
What Happens if I don't Flush My Water Heater? Leaving sediment build up in your water heater can not only cause it to work harder, but also lead to some serious problems. For example, if the sediment gets to be too much, you can start to see it come out of your faucets.
Water Heater Maintenance Tips
Flush your water heater every six months or so. If you have harder water, or water that contains more minerals, you may want to flush it more often. If you leave town, change your water heater to its vacation setting. The pilot light will stay on, but the water will not be heated.
Finding yourself running out of hot water more quickly than usual is often a sign that your water heater is on its last legs. When water heaters start to go bad, they often lose their ability to heat water properly, which can result in shorter showers and less hot water overall.
If your water heater fails suddenly, you won't have time to research these other options that may improve performance and efficiency for the next 10 to 20 years. That's why we recommend a preemptive replacement if your water heater is showing signs of wearing out.
If your hot water runs out too fast, you may have an issue with: Too much hot water demand from multiple sources at the same time. Sediment build up inside of your water heater tank. A broken dip tube.
Regardless of what type of water heater tank you have, every system needs regular maintenance. Usually, you need to check your water heater once or twice per year. Gas, electric and tankless water heaters need to be flushed every 6-12 months. This prevents the buildup of sediment, rust and corrosion.
Shorter lifespan.
The stress that hard water puts your water heater through will take its toll over time. Not only will you likely need to make more repair calls throughout your water heater's lifespan, but your unit will also likely lose a few years of its life expectancy.
After using the tank water heater for long (about ten years), the rod gets eaten away and no longer works effectively. The corrosive particles settle on the tank's interior lining, including its bottom, and destroy it. At that point, the tank may start leaking. Check out this post to learn how to deal with leaks.
How Long Do Water Heaters Last. — The majority of water heaters last between eight and ten years. While ten is the age at which heater replacement is generally recommended, the actual need to replace a heater could arise before or after this timeline.
Water Heater Lifespan
With proper maintenance, a tank water heater tank should last six to 12 years. A tankless water heater can last for more than 20 years. Check your water heater's warranty for the most accurate timelines.
When should I consider replacing my water heater? If you suspect your water heater is more than 10 years old—it is time to consider replacing it before you're left with an emergency decision. To determine the age of your water heater, you'll need to identify the Brand Name and Serial Number for your unit.
While draining your water heater once a year is the minimum recommended maintenance, flushing it twice a year is ideal. If you live in an area with high mineral content, more frequent flushing may be necessary to prevent mineral buildup in the tank.
Expect a pro to charge you between $75 and $200 to come to your home to flush your water heater, depending on where you live. While this cost deters many homeowners from performing this annual maintenance, it can extend the water heater's lifespan by years, making it worth the additional cost.
The best way to protect your investment is to have your water heater serviced annually by a licensed plumber. A good plumber will conduct a full inspection for rust, leaks and other problems, test the thermostat and valves, replace the anode rod to prevent corrosion and flush the tank.
No, unless you're going on vacation for a month or longer, you shouldn't turn off your water heater. Here's why: You won't see significant energy savings.