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The Great Big Filter Thread

  • Thread starter Thread starter JayP
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Hi! About the pump I have chosen the Sicce syncra SDC 3.0, not cheap and maybe not enough for large tanks, but for my 55 Gal it definitely should be. As you said, the more powerful models (6.0 etc) are all geared toward PVC in /out, while the 3.0 comes with hose fittings.
It has a rotating chamber that is convenient if you don't have much spaceScreenshot_20260521-094535_Chrome~2.webp
Plus, they say I could install it with the inlet on top. Do you think it could give me any trouble? It could be more convenient. Screenshot_20260521-094546_Chrome~3.webp

Last question: When I do my 75% WC I usually get a lot of air going into the filter, because the water level gets lower than the filter inlet. I have to use the prime button to help the filter push out so much air, since the impeller can't do it alone and it runs "dry". Should I avoid it? How? I am afraid to damage this pump, which is not cheap to me. I am thinking I could disconnect the inlet fitting of the filter and open it in a bucket to remove the big air pocket in it.
 
Last edited:
Hi! About the pump I have chosen the Sicce syncra SDC 3.0, not cheap and maybe not enough for large tanks, but for my 55 Gal it definitely should be. As you said, the more powerful models (6.0 etc) are all geared toward PVC in /out, while the 3.0 comes with hose fittings.
It has a rotating chamber that is convenient if you don't have much spaceView attachment 17230
Plus, they say I could install it with the inlet on top. Do you think it could give me any trouble? It could be more convenient. View attachment 17231

Last question: When I do my 75% WC I usually get a lot of air going into the filter, because the water level gets lower than the filter inlet. I have to use the prime button to help the filter push out so much air, since the impeller can't do it alone and it runs "dry". Should I avoid it? How? I am afraid to damage this pump, which is not cheap to me. I am thinking I could disconnect the inlet fitting of the filter and open it in a bucket to remove the big air pocket in it.
Unplug on WC, then on refill before you plug the pump in lift the outlet and suck on the end to create a vacuum and purge air. This is a manual prime. We had to do that to prime a lot of the ADA canisters this last weekend.
 
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