ASM Skimmer Club!

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<a href=showthread.php?s=&postid=6236327#post6236327 target=_blank>Originally posted</a> by jasonstr8up
Does anyones skimmer go nuts after doing a water change?
Mine is not to bad but I do have to lower the bubbles for about a day right after doing a water change.

Sorry guys, but my english is not in itÃ"šÃ‚´s best shape, what is a skimmer going nuts?

IÃ"šÃ‚´m having this situation:

I have just light yellow water in the colection cup and a lot of microbubbles in my main tank, I donÃ"šÃ‚´t know how hight the water inside the skimmer has to be.

I have a G3 without mods.

ThankÃ"šÃ‚´s a lot
 
<a href=showthread.php?s=&postid=6291865#post6291865 target=_blank>Originally posted</a> by escorpion
Sorry guys, but my english is not in itÃ"šÃ‚´s best shape, what is a skimmer going nuts?

IÃ"šÃ‚´m having this situation:

I have just light yellow water in the colection cup and a lot of microbubbles in my main tank, I donÃ"šÃ‚´t know how hight the water inside the skimmer has to be.

I have a G3 without mods.

ThankÃ"šÃ‚´s a lot
"Skimmer going nuts" refers to a skimmer overflowing or over skimming.

Your water should first be adjusted to near the base of the collection tube, or just above the top of the cone. Adjust higher from there to achieve wetter or dryer skim. If you are collecting yellow skim I suspect you are skimming too wet and should lower the tube slightly. Your skimmer should be set up near the beginning of the sump close to the overflow and baffles between the skimmer output and the return pump. This should prevent bubbles from reaching your tank.
 
Well, my G4x has been running for a little over 2 mo. now so break in is long over. When I first set it up, it would 'go nuts' pretty easily, overflowing the cup in half a day, so I ended up having to keep lowering the level in the skimmmer. Thought things would change eventually, but nope. Am I the only one with a skimmer operating like this:

Here's a picture of the top part of the skimmer. I get wet skimmate which can kind of be seen here. Water level in the skimmer is just above the lower grey flannge (where the cone begins).

79985DSCI0015.JPG



Here's a picture of the skimmer showing how deep the water is that it is sitting in (about 15").

79985full_shot.JPG



Is this really weird or are others running their skimmers like this?

As for the water depth, there was some discussion a while back about whether or not water depth matters with the recirc mod (which I have). Its obviously in a lot of water but I still get good skimmate and corals/fish seem happy - just wondering if it can be working better.
 
I haven't had that problem, but mine sits in the sump at the top part of the sendra 9000 elbow into the skimmer. Not sure that does anything though
Erik
 
trmiv

Still working on your G1x issues? I'm about to set up a 30g cube and am exploring the idea of using that same model. To date, I've been skimmerless on a 10g. So....I don't have alot of experience with skimmers...but I've been paying pretty close attention to your posts since that is the likely model I'd use.

Things I noted:
- It started to skim once while you were away (vacation or something)
- You say it takes a long time to build up the foam in riser after cleaning
- Rob said once (in a post about drilling the cup) that that cup is a different material than the rest of the skimmer....a harder material.
- Your pictures always seem to be after you've cleaned the cup.

I'm sure you ran the skimmer in warm FW or something to break it in....but have you done anything like that to break in the collection cup specifically? If the problem is with the skimmer an not a tank issue (what you feed etc), then I wonder if the problem is one of three things:
1) The collection cup itself hasn't been "broken in" and the material's surface is causing your bubbles to pop as they make it over the riser somehow.
2) The change in materials from riser to the cup has some effect on the relative cohesiveness of the bubbles and they pop as they move over the riser from one material to another. (May not have described that with the right terminology...but I'm hoping you see what I was thinking generally)
3) Whatever you are doing to clean the riser/cup is actually causing the bubbles to pop before they make it out of the riser...residue on rag/towel or something.

Again, I'm just researching this type of thing for a set-up I want...I don't really know much about skimmers practically yet since I haven't used one. BUT, maybe a fresh angle will help....I haven't seen comments about this in the thread yet. (Maybe because I'm way of base....dunno?)

Good luck...hope it works out soon for you. Also, it'd be nice to hear it's a model worth buying. Not convinced at the moment given your problems.

cheers
 
UPDATE - It's been 3 1/2 days since I rplaced my sedra 3500 with a 5000 and I already have 1/2 cup full of dark skimmate compared to the 1/3 cup I was getting after 1 week of skimming with the 3500... I totally recommend the upgrade, definatly worth the extra money.
 
mattgreene22: My skimmer was fully rinsed before I ever used it. I don't think the issues I had with my skimmer have been related to break in, or any of the other stuff. I have gotten my skimmer to skim, however it will only skim light brown skimmate, and only if I run the water level very high. It takes about 4-5 days to generate a maybe a 1/2 collection cup of skimmate.

I think the problem is, the G1x is just too much skimmer for my tank. The bio-load in my tank is unable to generate enough waste to produce a lot of skimmate, relative to the skimmer size. It's a matter of perception really. The collection cup on the G1x is rather large given the size of my tank. So the 1/2 collection cup of skimmate I get in 4-5 days would likely be enough to fill the cup twice on something like a Remora, which is better sized for this tank.

I've given up working on getting large amounts of skimmate, and I'm just accepting the amount of skimmate, because I'm in the process of upgrading to a 90 gallon. With the bio-load I plan in that tank, I think the skimmer will work fine.
 
I read that you should feed your skimmer no more then double your water volume. I read this on one of the german skimmer sites. Can't remember which one though.
 
<a href=showthread.php?s=&postid=6298611#post6298611 target=_blank>Originally posted</a> by 5y5tem 0verload
Does anyone know how many GPH a recirc. G4x skimmer should be fed from a display drain line?

I think the rule of thumb is 1 to 1.5x tank volume.
 
<a href=showthread.php?s=&postid=6298635#post6298635 target=_blank>Originally posted</a> by 5y5tem 0verload
So if the display is a 225.. anywhere from 225 to 500gph would be sufficent?

I'd say between 200 and 500 would probably be OK. Though I'd try and get it as close to 400 as possible.
 
New G3

New G3

My G3 came in yesterday FedEx from Asmskimmer.com ( fast shipping )...I must say first of all that Rob at ASM was a great guy to deal with, and I highly recommend them.......I got mt G3 with the Rec. mod. already done on it.....I set it up in the bath tub yesterday and let warm water through it for about 6 hours. I then set it up in my sump ( last night ).......when I got home from work today it had already started to skimm....This skimmer makes an impressive amount of micro bubbles.........I'll post some pics in a few days........After reading all of the post on this site I decided to get the G3........And am very happy with the purchase and all of the feed back on this forum
 
i am considering getting a G3 with the sedra 5000 without any mods mainly b/c my tank is a 35g hex with 20g sump and 15g refuge and i dont want to have to buy a bigger skimmer if i finally get around to up grading tanks. this should be ok right i keep sps in this tank and have problems with cyno algae/bacteria. lots of live rock and a sand bed thank for the info.
 
<a href=showthread.php?s=&postid=6298611#post6298611 target=_blank>Originally posted</a> by 5y5tem 0verload
Does anyone know how many GPH a recirc. G4x skimmer should be fed from a display drain line?

I would shoot for no more than 300 gph. If you push much more than that you will have too much turbulance and the skimmer will not skim well.
 
<a href=showthread.php?s=&postid=6292800#post6292800 target=_blank>Originally posted</a> by Kenfuzed
"Skimmer going nuts" refers to a skimmer overflowing or over skimming.

Your water should first be adjusted to near the base of the collection tube, or just above the top of the cone. Adjust higher from there to achieve wetter or dryer skim. If you are collecting yellow skim I suspect you are skimming too wet and should lower the tube slightly. Your skimmer should be set up near the beginning of the sump close to the overflow and baffles between the skimmer output and the return pump. This should prevent bubbles from reaching your tank.

Thank's Kenfuzed, I got it now
 
I'm starting to not like my skimmer. Its only about 3 months old (G4X) and its leaking around the second seal down.
 
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