Korallin Calcium Reactor

What's a good check valve to replace the stock one? Mine got stuck shut. I was able to dislodge it but it doesn't seal now.
 
yep......

I tried using a cheap check valve once that I got at the LFS, and it was junk. I trashed it in like a week, what can you expect for 13 bucks. It just wouldn't seal very well and it kept letting water through.
 
<a href=showthread.php?s=&postid=8959371#post8959371 target=_blank>Originally posted</a> by hurleycr
you wouldn't happen to know the answer to the question above would you?

I don't know off-hand too be honest.
 
Yeah this thread is like a billion pages long, and all of a sudden everyone goes on vacation. I'm still trying to get this thing right. ITs driving me nuts. I'm on day 7 of this thing.... Last time I had it right in like three days.
 
<a href=showthread.php?s=&postid=8958932#post8958932 target=_blank>Originally posted</a> by hurleycr
is it possible to have an effluent PH of 6.6 and effluent alk at 25.5?

is that a test error? i'm having to set up my reactor again, and my notes says it should be around 35?

i'm using ARM

tank pH 8.4

Yes it is possible specially if your effluent rate is on the high side, I would focus more on maintaining the tank alkalinity, if the tank alkalinity is maintained then use the other readings only as reference to set it back again when you take the reactor off for maintenance.
 
<a href=showthread.php?s=&postid=8978490#post8978490 target=_blank>Originally posted</a> by hurleycr
Yeah this thread is like a billion pages long, and all of a sudden everyone goes on vacation.....

When you got to go you got to go :D
 
Effluent rate? I'm assuming the ml\per min/dpm?

its set for 50dpm, and 12bpm at the moment... but i'm taking a break with it right now. Otherwise out the window it goes.

Yeah, I'm still tuning it. This makes the thrid or fourth time i'm had to take it down for maint. but every other time i've had it down in just a few days. I think my problem is that my calcium is really just too high, I've been doing 15-20 gallon water changes to get it down but it just staying up there. I'm having a time with it this time. My alk keeps tanking every other day. It will stay spot on one day, and by night fall it drops, then the next day tanked. So I've unhooked the reactor for the time being. I'm letting things settle down on its own after a couple more water changes. Then add part 2 for the alk, and turbo for the calcium. Then I will start all over........again.

I orginally, I think, messed up when I first began and was testing my calcium so that I could add turbo to it to bring it up to 420. Well, I used low resolution for the test, but I read it as normal instead of multiplying by two. so when I more than likely only needed to add 50-100ppm I added 100-200 instead. What an idiotic mistake. Thats the only reason I can think i've been having such a hard time. Its also the only reason I can think of that my calcium is through the roof!!!

When calcium is too high the alk will be driven lower correct?
 
<a href=showthread.php?s=&postid=8980511#post8980511 target=_blank>Originally posted</a> by jdieck
When you got to go you got to go :D

Yeah, I was having a real bad aquarium day that day......:mad2:

Ever had one of those where everything you touched decided to leak, or just break off, or just not reach, or just refused to work the way you thought it would...
 
<a href=showthread.php?s=&postid=9001903#post9001903 target=_blank>Originally posted</a> by hurleycr
its set for 50dpm, and 12bpm at the moment... but i'm taking a break with it right now. Otherwise out the window it goes.

I've always pretty much ignored these for as long as the alk in tank holds at 10. I make sure that the effluent is around 6.6-6.7ph... and the alk is above 25. After that I usually can just increase the ml/min, or BPM. For as long as the reactor is holding the alk in the tank constant I'm good right? I'm pretty much second guessing everything with this thing right now.
 
jdieck,

you gallery is like a minature diy site.....looks good.

I noticed you run a kalk reactor as well, how do you keep it from mixing during your top off? I think I may have mine set up incorrectly.
 
Any regrets in this thread about their korallin reactors?

I ask because I am now looking into getting a CR.


Question, I am going to have a 100g cube, will a 3002 be able to run at low enough levels to maintain an SPS tank. I want to buy a 3002 because I dont want to upgrade later and I figure that it will be less frequent maintence.

Thanks alot
 
Hurley:

I get the impression you may be adding more than what your aquarium consume in the way of Calcium and Alkalinity When they are both high they will drop by precipitation, Alkalinity is more noticeable because it drops 1 meq/lt (2.8 dkh) while Calcium only drops 20 ppm.
If the reactor is adding more than what you need, just ignore the effluent Alkalinity (The more than 25) and set your bubble rate at a lower pace so your reactor PH increases to 6.8 or 6.9, this what you will lower the addition and prevent precipitation.

Regarding the Kalk reactor I do nothing to keep it from mixing. A good reactor design will not mix the whole chamber but just the bottom half, this way it does not matter if it is mixing or not, the top half will always be clear.
 
<a href=showthread.php?s=&postid=9002140#post9002140 target=_blank>Originally posted</a> by Laakmann
Any regrets in this thread about their korallin reactors?

I ask because I am now looking into getting a CR.


Question, I am going to have a 100g cube, will a 3002 be able to run at low enough levels to maintain an SPS tank. I want to buy a 3002 because I dont want to upgrade later and I figure that it will be less frequent maintence.

Thanks alot

You should be able to dial it down enough for a 100 gal, once your corals start growing the addition shall be no issue.
On the 3002 I get the impression the recirculation pump might be a bit undersized. Have you taken a look at the GEO reactors or the MTCs?
 
<a href=showthread.php?s=&postid=9002493#post9002493 target=_blank>Originally posted</a> by jdieck

Regarding the Kalk reactor I do nothing to keep it from mixing. A good reactor design will not mix the whole chamber but just the bottom half, this way it does not matter if it is mixing or not, the top half will always be clear.

Can you describe this design? My reactor simply stirs the solution every 6 hours for 5 minutes in a roughly 30" tall acrylic tube.
 
thrlride

does yours go all the way up the tube when it mixes? I think mine does I've really never paid any attention to it.


How can I be addeding too much when I start with a low effluent rate, and a low bubble rate, and test alk. Then if it doesn't hold that morning I adjust, test at night, test at morning and adjust?

I do that till it holds? Is there another way because I'm going to start tuning it again tom. night. any help is much appreciated.
 
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