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How Do I Flush My Water Heater?
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How Do I Flush My Water Heater?
Jul 28,2024

How Do I Flush My Water Heater?

Water heater maintenance is vital, and flushing is a task that ensures the longevity and efficiency of your unit. Sediments and mineral deposits accumulate over time, which can hinder performance and cause potential damage. Rooter Man can inspect, diagnose, and address the problem quickly as a reputable plumbing repair service. If you prefer a more hands-on approach, here are essential steps to guide you through the flushing process.

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Turn Off the Water Heater

Before beginning, it's vital to ensure the water heater is off. Electric systems require switching off the circuit breaker. On the other hand, the thermostat is set to the "pilot" setting in gas units. This precaution prevents accidents and ensures safety while you work on the water heater. Allow the water to cool for a couple of hours to avoid any risk of scalding during the flushing process. You can avoid the heavy lifting by hiring a plumbing service expert to handle everything, from inspection to flushing.

Shut Off the Cold Water Supply

Locate the cold water supply valve and turn it off. This valve is usually a lever or a knob, and cutting off the cold water supply will prevent more water from refilling the tank during the process. This step is crucial to ensure that you can effectively drain all the water and sediment from the tank. If you can't locate the valve, consult a plumber for guidance and to eliminate uncertainties.

Connect a Hose to the Drain Valve

Once you turn off the water supply, drain valve near the bottom of the tank using a garden hose. Ensure the other end of the hose is placed in a floor drain, a large bucket, or outside. Be mindful of hot water and potential sediment that will come out, so choose a drainage area that can handle both. If you don't have a hose or other necessary tools, hire a plumbing service to help.

Open the Pressure Relief Valve

To start the drainage process, open the pressure relief valve near the top of the tank. This releases any pressure inside the tank, allowing the water to flow more smoothly. Be cautious, as opening this valve may cause hot water to be released. It's advisable to wear gloves and protective clothing or work with a qualified plumber to prevent safety risks.

Drain the Tank

Open the drain valve to allow the water to flow out of the tank through the hose. Let it drain completely until no more water comes out. This process might take some time, depending on the size of your tank and the amount of sediment buildup. Once the tank is empty, you can briefly turn the cold water supply back on to help flush out any remaining sediment at the bottom. Check for signs of deterioration like leaks or severe corrosion and schedule professional water heater repair before refilling the tank.

Refill and Restore Power

After ensuring the tank is thoroughly flushed and drained, close the drain valve and remove the hose. Close the pressure relief valve and turn the cold water supply back on, allowing the tank to fill up. Once the tank is full, restore power to the water heater by turning the circuit breaker back on or setting the gas thermostat back to its original setting. If the water doesn't heat up, schedule an inspection with a plumbing repair service before using it.

Flushing regularly is an essential water heater repair and maintenance task that can improve unit efficiency and longevity. By following these steps, you can ensure your water heater continues to operate smoothly and effectively. Contact us at Rooter Man and schedule regular water heater maintenance to prevent potential issues and keep your system functioning at its best.

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