Gary
Well-known member
Nuts! The fans came in. They are nearly silent, but they hardly move any air! Oh well, back to the drawing board.
What do you have for flow. It looks like you are using a pretty fine grain sand. It is probably the dust from the staying suspended. Are you by chance running the overflow thru a filter sock? That will pull a lot of the dust out of the water.
It shouldn't stay that cloudy after 4 days. Make sure you are using a filter sock and clean it daily for a bit. You don't want your return blowing on the sand bed right now either so it can settle, and cutting back on the flow might help some as well. Once you get the really fine particles filtered out in the filter sock it should help it settle down.
The Quiet One 5000 does seem like possibly too much for your tank.
I run a 3000 on my 90. However, I could probably go higher for my return.
+1 on the filter sock. My tank just finished cycling a week ago and I couldn't figure out why my tank was cloudy and I decided to put on one of the filter socks on my drain and in less than 24 hours it was clear. Mine wasn't as bad as yours looks but I'm sure in a few more days the cloud will be gone.It shouldn't stay that cloudy after 4 days. Make sure you are using a filter sock and clean it daily for a bit. You don't want your return blowing on the sand bed right now either so it can settle, and cutting back on the flow might help some as well. Once you get the really fine particles filtered out in the filter sock it should help it settle down.
What causes this pulsing? It's really annoying. I've adjusted the flow from min to max and adjusted the overflow from the minimum height to where the tank is nearly overflowing. The only time it gets quiet is when the water level in the tank is right at the top of the overflow slits.
Try opening up the air hole in your drain pipe a bit. If your air hole is too small the drain pipe will produce more suction, causing the water level to drop rapidly. Once the water level is low enough the drain pipe will ingest air and water which cuts it capacity to move water so the water level rises in the overflow. Once the water level rises the drain pipe returns to increased suction and the cycle repeats.
Mike
Try opening up the air hole in your drain pipe a bit. If your air hole is too small the drain pipe will produce more suction, causing the water level to drop rapidly. Once the water level is low enough the drain pipe will ingest air and water which cuts it capacity to move water so the water level rises in the overflow. Once the water level rises the drain pipe returns to increased suction and the cycle repeats.
Mike
How's the skimmer stuff look?
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