Last Updated: January 16th, 2019
Regular maintenance of the swimming pool is very important especially if you want the D.E. Pool filter to remain in good shape for long. For sure, no one would be interested in swimming in dirty water. That explains why it is important to clean the D.E. Pool filter on a regular basis. However, it is important that new pool owners learn how to clean their pool filter for the first time since it is one of the most challenging tasks when it comes to pool ownership.
Table of Contents
What is a D.E. Pool Filter
Though people who already own pools are familiar with what D.E.Pool filters are, those considering to own a pool or the new pool owners might not be aware D.E. Pool filter. A D.E. Pool filter refers to a filter containing grid with muriatic acid and covered in a D.E. Powder. The powder is responsible for the heavy lifting of the pool filtration in the filter. There are individuals who install a flow meter on their plumbing since it is a great way of checking the filter efficiency.
This filter is one of the most efficient pool filter types available in the market. It can easily trap particles which are as small as three to five microns. There are several D.E pool filter brands with Pentair and Hayward being the most popular. However, you might not be in a position to tell which if some of the guts are different.
When is the Right Cleaning Time?
Just like any other type of filter, the D.E filter will have to be properly cleaned. The D.E will be responsible for trapping dirt and other types of contaminants from the pool as they are required to do. They will not be able to perform well if they become too clogged. You also need to know the right time to do it in addition to knowing how to do it. You will have to perform frequent backwashes and the replacement of the D.E and removing and cleaning the filter.
Here is the right time of cleaning the filter:
- Always backwash and replace your D.E filter whenever the pressure gauge rises to 8-10 psi above the normal.
- Ensure you completely clean the filter at least once a year or even two times a year depending on how often it is used.
- A few Warnings During the Cleaning Process
- Ensure you shut off the circuit breaker and bleed the system before you start disassembling the filter.
- Ensure you check everything after you have reassembled the filter before turning on the circuit breaker. Ensure there are no body parts placed above the filter when turning on the circuit breaker. Stay away from the filter the first few minutes after turning the circuit breaker on to avoid a situation where parts blow off and hit you.
- In case you see a filter housing leak, shut it down immediately. However, if the leak is coming from the seal between the housing top and bottom, you can decide to reset or grease the gasket and tighten the belts.
- Ensure you keep your children away from the filter whenever you are working on it. Do not let your children to disassemble the filter.
- Though this is obvious, make sure you correctly connect the pool drainer hose to the waste pipe off the multiport valve.
- When turning off the pump, wait for it to spin down before you start changing the multiport valve. Switching on the multiport valve when the pump is still on can create water hammer capable of harming your multiport valve.
Ensure you always check if the multiport valve is set on Filter before loading the DE powder. The DE will always jam the grid interior and pipes leading to it if you decide to reload the DE powder while the multiport filter is still in the backwash position.
Cleaning the D.E Pool Filter
Let us now take a few minutes and look at the methods you can use to ensure your D.E filter are kept clean and ready for the job.
Backwash and Replace
The first method is a simple D.E cleaning procedure that involves backwashing and replacing with muriatic acid. It is the most popular type of cleaning most people give their filters since it is the easiest of all and only requires a few tools. All you will need is replacing the D.E to add to the filter when you are through with the backwashing process.
- Switch off the pump motor
- Have a look at the valve handle that is meant to filter and switch to backwash.
- Roll the backwash hose to your waste line or drain.
- Open air bleeder assembly found on the filter and thereafter turn on the pump motor. Take your time and watch the pressure gauge for any type of kinks and always be prepared to shut off when necessary.
- Immediately the hose is full with water, run the backwash for 2-3 minutes or until such a time when the water will be clear.
- Switch off the pump motor and turn the valve to rinse.
- Turn on the pump motor and give it 10 seconds to rinse.
- Put the valve back to the filter and turn on the motor.
- For every 20 square feet of the filter area, turn on one pound of D.E
Time for Complete Cleaning
The backwash and replacement of the D.E will do a great job in keeping your filter clean when done at least once a year or even twice a year. When cleaning, always disassemble the filter, inspect it and carry out a thorough manual cleaning.
- Switch off the power at the breaker.
- Switch on the pressure relief valve to help relieve any remaining built up pressure in the D.E
- Remove the drain plug situated at the bottom to remove all the remaining water from the filter housing.
- Turn the nut on the belts tightening bolt to remove the filter housing top.
- Not how the housing gasket has been installed and how the grid assembly has been mounted to ensure you can replace it in the same way when through.
- Ensure you pre-wash the grid assembly before removing to remove any grim and dirt which might be weighing it down.
- Carefully pull out the grid assembly and place it on a flat surface that does not contain any pointed or sharp object that can damage it.
- Check the grid assembly for large clumps of muck try looking if there is any damage to the grid. If there is any damage, ensure you replace the grid.
- Remove the nut on the grid bottom by placing the grid assembly on its side.
- Remove the grid one at a time and wash them properly taking caution not to tear any of the grid parts. Clean the top and bottom of the assembly using a hose and clean out the filter housing.
- Properly reassemble the grid assembly and wash the grid one at a time.
- Check if the pressure valve is open.
- Check the level of water inside the pool. In case it is low, fill the pool to the right level.
- Move the valve to the backwash
- Switch on the circuit breaker to restore power.
- Remove any dirt which might have accumulated on the filter while it was on the ground by backwash for thirty seconds.
- Switch off the pump and the switch valve to rinse for approximately 20 seconds.
- Ensure you add approximately one pound of the D.E after every 10 square feet of the filter area.
- Always check the manufacturer’s documentation to figure out how much you will need for a specific type of filter.
Though this D.E pool filter method is more involved and difficult compared to the other options, it is recommended that you always perform this procedure at least once in every 12 months to ensure your pool water remains clean.
The D.E pool filter is considered to be among the most important parts of the pool filtration system. After every day, you will be interested in ensuring that the pool water is clean. The D.E pool filter is known to do a great job when it comes to cleaning the pool water. By frequently backwashing and replacing the D.E and carrying out deep cleaning of the filter at least once or two times in a year, you will be able to keep the D.E pool filter in a good shape to ensure it works accordingly.