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how do i change the sand in my pool filter

Author: Poolking - Swimming Pool Equipment Manufacturer

How Do I Change the Sand in My Pool Filter?

If you are a pool owner, one of the important maintenance tasks you will need to undertake is changing the sand in your pool filter. This is necessary to keep your pool water clean, clear, and free from contaminants. In this article, we will guide you through the process of changing the sand in your pool filter.

1. Turn Off the Pool Pump

Before you begin, the pool pump must be turned off. Make sure there is no electricity flowing to the pool filter before you start working on it.

2. Drain the Filter

Next, you will need to drain the filter. This is done by opening the valve located at the bottom of the filter. The water will drain out of the filter, and the sand will settle at the bottom.

3. Remove the Old Sand

Once the filter is drained, you will need to remove the old sand. Depending on the type of filter you have, this may involve removing the entire filter tank or just the top portion of the tank. Carefully scoop out the old sand and place it in a bucket.

4. Clean the Filter

After removing the old sand, you will need to clean the filter. Use a hose to rinse out the inside of the filter tank and remove any remaining traces of sand. You can also use a pool filter cleaner to ensure that the filter is completely clean and free from debris.

5. Add New Sand

Once the inside of the filter is clean, it's time to add new sand. The amount of new sand you will need depends on the size of your filter tank. Check the manufacturer's instructions to determine the correct amount of sand.

6. Pour in the New Sand

Slowly pour the new sand into the filter tank. Be sure to pour it evenly to ensure that the filter is properly balanced. Once the new sand is in place, carefully replace the top portion of the filter or reattach the entire filter tank.

7. Backwash the Filter

After replacing the filter, you will need to backwash it. This is done by opening the "backwash" valve and running the water through the filter in the opposite direction to flush out any remaining sand or debris.

8. Rinse the Filter

After backwashing, rinse the filter by opening the "rinse" valve and running the water through the filter in the normal direction. This will ensure that any remaining sand or debris is completely removed from the filter.

9. Restart the Pump

Once the filter is clean, the sand is replaced, and the backwash and rinse cycles are complete, you can turn the pool pump back on. Be sure to check the pressure gauge on the filter to ensure that it is operating at the correct pressure.

In conclusion, changing the sand in your pool filter is an important maintenance task that should be done regularly to keep your pool water clean and free from contaminants. By following the steps outlined above, you can easily change the sand in your pool filter and keep your pool water crystal clear all season long.

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After about 5~10days ,or when the reading of the pressure gauge on the pump side of the filter has increased by about 0.2bars since the last backwash , backwash the filter as follows:
1. Stop the pump
2.Close the valves on the suction and return lines.
3.Open the cover of the pump and empty the filter gasket .
4.Refit the cover
5.Open the valve to the drain outlet
6.Turn the lever to BACKWASH
7. Open the valves to the suction and return lines.
8.Start the pump .Rinse the filter for about 1 to 2 minutes until the water in the sight glass is clear .
NOTE : Any electric heater must be off .
9. Stop the pump
10. Turn the lever to RINSE , start the pump and rinse for about 15~30 seconds. Stop the pump and turn the lever to FILTER . This is the normal operating position .
11. Close the drain outlet valve and start the pump . Switch on the electric heater if any .
----Yes, they can. Silica sand is mainly used for filtration, while activated carbon is mainly used for adsorption. Silica sand is effective for higher water quality requirements. When use them together, silica sand should be placed on the bottom layer, and then activated carbon should be filled on the sand, but the cost of using two media is much higher.
a. Power failure or motor protection tripped
b. Pump doesn't vent
c. Pump doesn't fill the water
d. Suction line/hose leaking
e. Transparent cover not properly installed - check filter basket - even bolts
f . Inlet suction process is too large g.) Total resistance loss exceeds the allowable range of the pump - recalculate the required pressure
h. Mechanical shaft seal leakage
Poolking’s Horizontal Sand Filters in Singapore Zoo
Singapore Zoo is covering an area of 28.3 hectares. Natural scene in the parkinstead of fences, creating a natural living environment for all kinds of animals. Thereare about 3000 animals running free and living peacefully with tourists. It has beeninstalled more than 40 nos POOLKING's stacking horizontal sand filters in Sea Lion,Manatee Penguin hall . POOLING is the first manufacturer in China to produce
stacked horizontal sand filter.
---Poolking has a professional Quality Control team to guarantee each product is 100% inspected before packing. For example when the filter inner tank comes out, they will make a first water testing before bobbin wounding. After installation all the connections or manhole & sightglass, they will make the second water testing. During the packing procedure, QC team will inspect all the details like wounding, neck, internal resin and so on to make sure no leaking and without flaw.
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Best swimming pool equipment manufacturer - Poolkin will continue for innovative management and excellent quality. Imagination will subvert the future, intelligent manufacturing will lead the era, that's the motto of Poolking!

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Contact: Sandy

Email: sandy@poolking.co

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WhatsApp:+86-13922334815

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