D.E. pool filters are commonly used on many pools and from time to time they will have to be taken apart and cleaned out so hat they can operate and full efficiency.
This is how professional pool tech’s clean out a Hayward 3600 pool filter.
Step One:
Remove the multi-port from the filter and then loosed and remove the belly band.
Step Two:
Once the belly band is removed yiu can now take off the top cover of the filter, You may need to insert a flat head screwdriver into the crease of the filter to help pry it apart. Also make sure you have opened the air relief on the filter as sometimes you can have a vacuum inside the tank.
Step Three:
Remove the vertical filter grids from the tank by pulling straight up and gently twisting the grid assembly to the left and the right at the same time. Once you have the grids removed spray then down with the garden hose until all the excess DE and debri is removed.
( Remaining steps under gallery )
- Loosen The Belly Band Spring Nut
- Tighten The Spring Until The Coils Touch
- Make Sure to Clean The Bottom Of The Grids Well
- Clean Out Inside Of The Bulkhead Fittings
- Check Filter Gauge After Start-up
- Clean All The Grids Until Debri Free
- Inspect O-ring For Cracks Or Tears
- Clean & Inspect Inside of Filter Tank
- Re-install The Filter Grid Assembly
- Loosen The Belly Band And Remove Filter Top
- Side Label Will Tell You Amount Of DE
- Open Bleeder Screw To Remove Vacuum
- Make Sure To Clean Top Manifold
Step Four:
Inspect all filter parts, o-rings and grids to make sure that nothing is cracked ripped or teared and of course if you do find something broken or damaged you will want to replace it.
Step Five:
Re-assemble the filter and reconnect it to the multi=port. Once everything is connected start the pump and add the DE to the skimmer and then check your pressure gauge.
Plumbing Supply House > How To Clean & Inspect A D.E. Filter
More Plumbing You Might Like:

Joseph
Expert Author: Joseph's Biography
Joseph Paul Tamargo started plumbing in 1992 as a plumbers helper, and then became a professional plumber years later. After thousands of trips to the local supply houses he started to notice that you could never get a good look at all the plumbing supplies they offered, so in turn he decided to build this virtual plumbing supply showcase so that you could view any plumbing product you wanted, with as much time as you need.
Visit Joseph's Page: http://wetheadmedia.com/joseph/
Most Sink & Tub Stoppages Can Be Repaired Yourself
Check Out Our Growing Index Of Plumbing Supply Houses
That's right you can find all the same info on your mobile phone
Winter Is Here, Its Time to close the swimming Pool
This site was designed and created by Wethead Media, The Plumbing & Heating Publishing Experts














Why Comment?