Why would you use recirculate on pool filter?

Recirculate - This setting is used to troubleshoot problems with the filter sand and is especially useful if you are battling an algae bloom. The water will circulate in the pool normally, but will bypass the filter sand.
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Should I run my pool pump on filter or recirculate when shocking?

The Filter setting is the best setting or filter position to use after shocking your pool. You may also use the Recirculate setting on your filter.
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Should my sand filter be on recirculate or filter?

Put filter on re-circulate (bypassing the filter) and add proper amount of Drop-Out or a Heavy Flock. (Follow Drop- instructions especially regarding the pH). With filter on re-circulate, run pump for 2 hours then cut pump off. 24 hours later, hand vacuum slowly to remove waste.
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What does recirculate a pool do?

The Recirculate setting allows water to move through the filter without going through the filter media. Note: You can also use the Waste setting for this if you'd rather completely remove the dirty water rather than recirculate it back into the pool.
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What is recirculate for?

Definition of recirculate

transitive + intransitive. 1 : to circulate or cause to circulate again According to the organization, between two and four times more money recirculates in the local community when people shop at small businesses.—
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How To Use Different Pool Filter Valve Settings



When should I use recirculate on my pool pump?

Recirculate - This setting is used to troubleshoot problems with the filter sand and is especially useful if you are battling an algae bloom. The water will circulate in the pool normally, but will bypass the filter sand.
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Does pool lose water on recirculate?

Recirculate allows the water to flow out of the pool and back into it again without running through the sand or diatomaceous earth in the filtration system.
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How often should you circulate your pool?

Every pool must turn over at least once a day, so most pool pumps should run approximately 8 hours a day.
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What setting should your pool filter be on?

Filter. The lever should be on the 'Filter' setting most of the time. This is the setting that provides normal pool filtration by pushing the water through the filter media (sand, glass beads or D.E) that then traps any dirt and debris before the water is returned to the pool.
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Is backwash the same as waste?

Drain/Waste: Opting the drain or waste setting will remove pool water without forcing it through the filter. Backwash: This clears out any debris, dirt and other contaminants that may have accumulated on the filter. Closed: if you choose this setting, then the flow of water to the pool and filter will be stopped.
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How often should you backwash a pool?

As a general rule, you should be backwashing your pool about once a week or in conjugation with your scheduled maintenance. Another industry standard is to backwash when your filter's pressure gauge reads 8-10 PSI (pounds per square inch) over the starting level or “clean” pressure.
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How long should you backwash a pool filter?

After the hose fills with water, backwash your sand filter for 2 - 3 minutes, or until water runs clear. Shut off the pump motor and push the T-handle back down into locked position. Turn your pump back on and note the lower pressure.
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Why is De blowing back into my pool?

DE Blow-Back: If DE powder is coming into the pool, you may have torn filter grid fabric. Or, you could have a cracked top manifold, or missing air bleeder. The standpipe o-ring could be missing, or the filter valve could be allowing some DE powder to bypass the filter as you add it new.
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Why did my pool get cloudy after I shocked it?

High doses of chlorine, like pool shock, can cause temporary cloudiness as it kills contaminants. High levels of pH, alkalinity, and calcium hardness are more likely to cause cloudy water.
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Should I backwash after shocking pool?

Steps for Preventing Algae

If your pool is used frequently, shock it at least once a week. Clean or backwash your filter regularly. Run your pool pump for at least 10 hours per day to completely circulate the water. Keep your phosphate levels below 100 ppb (parts per billion).
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Can I swim 12 hours after shocking pool?

After Shocking Your Pool

It is safe to swim once your chlorine levels are around 5 ppm or after 24 hours. It is always best to test first!
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Do I need to rinse after backwash?

In order to prevent residual blow back into the pool, once you've finished backwashing it's highly advisable to rinse the filter. Just as the backwash lifts and flushes the sand, the rinse resets the sand to its original position for optimum filtration.
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What's the difference between rinse and backwash?

Rinse runs water in the same direction that normal filtering does. Backwash runs it through the sand in the opposite direction. Rinse is to clear any dirt out of the clean side of the sand before you start sending it back to the pool.
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Is Whirlpool the same as recirculate?

Whirlpool is essentially the same as Recirculate. You only find this setting on some multiport valves. It can help diagnose problems in the pool to do with too much pressure or to check how dirty the sand is.
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Is it OK to run pool pump 24 hours a day?

A Rule of Thumb

Generally running your pool pump for 12-hours a day is a good option. This is based on the assumption that your average pool pump has a turnover rate of about 8 to 12-hours. That means that the total volume of your pool water will filter through your system 2 to 3 times per 24-hour period.
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Should you run your pool pump at night or day?

It is best to run your pool's pump during the day when the sun is out to reduce the risks of algae bloom and because there is generally more debris and contaminants that will enter your pool in the day.
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What time of day is best to run pool pump?

The best time to run your pool pump is during the warmest hour of the day; however, keep in mind that this means you will have higher energy consumption, which may lead to an increase in your electric bill. If you want to save on your energy costs, you can run your pool pump at night to avoid peak hours.
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How do you remove sediment from bottom of pool?

If there has been a serious invasion of excess dirt and debris, you may also need to shock your pool. Vacuuming is recognized as the only way to remove sediment from the bottom of a pool.
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Why do I have to backwash my pool every day?

If you have to backwash your filter more often, you could have deteriorating sand. Other signs are visible in the pool water. If the pool water is dirtier than usual, if it requires more chemicals to keep it clean, or if the pump needs to be run more frequently, chances are your sand needs to be replaced.
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