How Do You Backwash A Pool Filter
Before you bought a pool filter, the word aftermath probably meant something kind of gross to y'all, right? Well, when information technology comes to pools, it has a literal significant. And it'southward something good.
Your pool is only every bit clean as your filter is. The good news is, when you backwash a pool, cleaning the filter doesn't always entail taking it autonomously and washing every trivial crevice.
Why Backwash a Pool Filter?
So nosotros're talking most how to backwash a pool filter hither, simply a lot of people ofttimes use the shorthand of just "aftermath a puddle." You know what we mean, correct? Of course you practice.
You also know you accept to keep your pool filter make clean. But when information technology comes to how to clean a puddle filter, why is backwashing a good method?
As pool water passes through your diatomaceous earth (D.E.) or sand filter, it leaves backside dirt, oils, and other debris, which are nerveless in the filter medium—either D.E. pulverisation or sand.
Over time, equally h2o continues to pass in merely 1 direction, the filter medium will become clogged, which will reduce your filter's effectiveness. When yous aftermath a pool, you send h2o backward through the filter, and out the waste or bleed port. This forces all the debris caught in the filter to dislodge and then you tin easily remove information technology and restore the filter's normal functioning level.
Recall of it like using a strainer in your kitchen sink. Bits of food tin can get stuck along the lesser of the strainer, and the only style to get them out is to plow the strainer over and run h2o through it from the opposite management.
Backwashing a pool works on the same principle. While backwashing generally works the aforementioned way regardless of the type of pool filter, the procedures do vary a fleck.
How to Backwash a Sand Filter
Can you imagine if yous had to remove the sand and wash information technology? How messy would that be?! Luckily, when you acquire how to backwash a sand filter, you apace realize information technology's a much easier procedure. The sand never leaves the filter.
Before you get started, you'll need just one particular.
What You Demand
- Backwash hose
How to Backwash Using a Multiport Valve
This is a pretty straightforward process.
- Attach the backwash hose to the waste or backwash port.
- Turn the filter organization off.
- Turn the multiport valve to Backwash.
- Turn the filter arrangement back on.
- Let the h2o run out of the backwash port and through the aftermath hose for about a minute, or until the water runs articulate
- Turn the filter organisation off.
- Plow the multiport valve to Rinse.
- Plough the filter system dorsum on.
- Rinse the filter for about 30 seconds.
- Turn the filter system off.
- Turn the multiport valve to Filter.
Of import: Never plow the multiport valve handle while the puddle filter is on and running. This could cause the rubber diverter gasket inside the valve to come loose or intermission, which will in turn cause water to leak out of the incorrect ports while it'due south running.
How to Backwash a D.Due east. Filter
Before yous get started, you'll need a few supplies.
What You Need
- Backwash hose
- Diatomaceous earth powder
- One-pound D.East. scoop (or empty i-pound coffee can)
What is Diatomaceous Earth?
Information technology'south a white pulverisation composed of fossilized skeletons of one-celled organisms called diatoms. The pulverization is added to the filter and attaches itself to the grids inside creating a D.E. "block."
This cake, along with the filter grids inside, helps to filter out very fine particles.
How Much D.E. Pulverisation Volition You Need?
This will vary depending on the blazon and size of filter yous have. Ever refer to your owner's manual for specific information.
In any case, D.E. powder is measured in pounds, so use a one-pound D.E. scoop to make measuring easy. In a pinch, you can also employ an empty i-pound java tin can.
How to Aftermath with a Multiport Valve
You'll want to prepare aside a little time to do this, merely don't worry. Information technology's not an arduous job that's going to take all twenty-four hour period.
- Turn off the filter system.
- Connect the aftermath hose to the filter'south waste port.
- Turn the multiport valve to Backwash. If you have a push/pull valve, open the aftermath gate.
- Turn the filter organisation back on, and let it run for virtually two minutes. This will allow pool water to menstruum out of the backwash valve or port.
- Turn the filter system off.
- Turn the multiport valve to Rinse, turn the system dorsum on, and let it run for virtually another minute.
- Turn the filter system off.
- Plough the multiport valve back to Filter.
- Add together D.E. powder to the filter.
- Refer to your filter owner's manual to determine how much D.E. powder you lot'll need to add together.
- Prime number the puddle pump.
- Remove the strainer handbasket lid.
- Make full the basket with water, and allow some water to run through the incoming line.
- Turn on the puddle pump.
- Mix the appropriate amount of D.East pulverization with enough water to make a slurry, which is a thin, flossy solution.
- Make sure the pump is running.
- Cascade the slurry directly into the pool skimmer.
- Run the pool pump for at to the lowest degree thirty minutes to allow the D.E. to distribute evenly over the filter grids.
Of import: Never turn the multiport valve handle while the pool filter is on and running. This could cause the condom diverter gasket inside the valve to come loose or intermission, which volition in plough cause water to leak out of the wrong ports while it's running.
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How to Backwash with a Button/Pull Valve
This procedure differs only slightly from the multiport valve process.
- Plough off the filter system.
- Connect the aftermath hose to the filter'southward aftermath port.
- Open the aftermath gate.
- Turn the filter system back on, and allow it run for well-nigh iii minutes. This will allow pool water to flow out of the aftermath port.
- Plow the filter system off.
- Close the button/pull valve.
- Add together D.E. pulverization to the filter.
- Refer to your filter owner's manual to make up one's mind how much D.E. powder you'll demand to add.
- Prime the pool pump.
- Remove the strainer basket lid.
- Fill up the basket with water, and allow some h2o to run through the incoming line.
- Turn on the pool pump.
- Mix the appropriate amount of D.E pulverization with enough water to make a slurry, which is a thin, creamy solution.
- Brand certain the pump is running.
- Pour the slurry directly into the pool skimmer.
- Run the pool pump for at least 30 minutes to permit the D.E. to distribute evenly over the filter grids.
When to Backwash a Pool
When you start set up your filter, whether it's sand or D.E., take annotation of the force per unit area gauge reading. That's your normal operating filter pressure. Over time, equally the filter starts to accumulate dirt and debris, pressure will begin to build up considering the water tin't flow as freely through it.
When the pressure judge reads 10 pounds per foursquare inch (psi) higher up the normal operating level, information technology's time to backwash. If information technology reads more x psi over the normal level, it'south actually fourth dimension to aftermath.
While you could aftermath before the pressure reaches the ten psi over normal mark, we recommend waiting. Yes, your filter functions better when it'due south non clogged. But before it gets to the fully clogged point, the presence of small dirt and debris actually helps your sand or D.E. filter work a footling better.
Those tiny bits of debris help to take hold of and end other tiny bits of debris from getting through the filter medium, and making information technology dorsum into the pool water.
So, a clean filter is good. A slightly dingy filter is better. A chock-full filter is bad, and needs a backwashing.
How to Dispose of Filter Backwash H2o
Every fourth dimension you backwash your pool filter, you could exist pulling hundreds of gallons of water from your pool. Where is all that water going to become? Into your yard? The street? The creek behind your business firm?
None of those are good options, and in fact, may even be illegal, depending on where you live. The water that comes out of your puddle is chemically treated, and tin can impairment plant life, groundwater, and aquatic life.
Disposing of backwash water properly is essential, non only to avoid potential fines, only to keep your customs and the surroundings safe from disease and impairment.
Tempest Drains
Some cities do allow pool water to exist released into tempest drains. But they may also require that you employ for a allow first.
You may also need to reduce or eliminate chemicals or common salt levels in the water before you're allowed to dispose of it in your community'south sewer organisation. Check with your local water authority.
Plumbing Cleanouts
You lot may be able to dispose of backwash water by directing information technology into one or more of your home's plumbing cleanouts. Over again, it'due south best to check with your local water/sewer authority to ensure this is allowed, find out whether yous demand to care for the water in whatever way earlier disposing, and to obtain any necessary permits.
It's unlikely any municipality volition allow you to release pool water into a septic system. You wouldn't desire to do that anyhow. Septic systems rely on the existence of agile enzymes to dispose of waste. Pouring chemically treated h2o into the tank—specially water with chlorine in information technology—would likely kill those enzymes, leaving y'all with quite a mess.
Dry Wells
These tin be a life (or property) saver if you alive in an area that sees a high level of rainfall, or experiences tropical storms. They can help preclude flooding and erosion. While a dry well could work for disposing of pool h2o, that's non normally its purpose.
Regardless of how many levels of gravel, sand, or other media the water may pass through, it will still end up in the ground, which means it can be a problem if you lot alive in an area that doesn't permit the disposal of pool water into the basis.
Aside from the effect of permission, a dry well must be constructed past a professional person, and information technology's a projection that can easily toll thousands of dollars.
You tin can definitely detect an easier, safer, and less expensive mode to dispose of your filter aftermath h2o. Your local water potency tin help yous.
Release the Kraken!
Or peradventure just some muddied puddle water. But keeping a kraken in your puddle is all the more reason to continue the water make clean. Anyway, when the time comes to aftermath your pool, y'all'll be ready with the right equipment and procedures.
Accept comfort in knowing yous'll exist able to aid your filter go on your pool make clean, which will also help your filter live a longer life, which can save you coin. Then y'all'll exist able to afford that cute little kraken y'all've been wanting to adopt.
Happy Swimming!
Matt Giovanisci is the founder of Swim Academy® and has been in the pool and spa industry since 1995. Since then, his mission is to make puddle and hot tub care easy for anybody. And each year, he continues to help more people with water chemistry, cleaning, and troubleshooting.
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How Do You Backwash A Pool Filter,
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