Calc Reactor Effluent Control

UPDATE: Tried hooking up the calc reactor feed to a dedicated maxijett 1200, (295gph),.....same results. The 1200 has similar flow as the mag2 (250gph). I may try my old blueline pump (590gph) which came with my used orca 200 skimmer....
 
Frank, the rep at MRC recommends the Mag2 as opposed to the MJ. He says the newer MJ are not as well made and cause issues like you are describing.

I had the same issue so made the switch and it does seem more consistent.
 
Frank, the rep at MRC recommends the Mag2 as opposed to the MJ. He says the newer MJ are not as well made and cause issues like you are describing.

I had the same issue so made the switch and it does seem more consistent.

James,
I'm going to test out the blueline pump and if that works consistently then maybe I'll invest in the mag2....the blueline pump is pretty bulky and is an external pump.
Frank
 
I use r/o style poly tubing. Yes it fits.

Did you try putting the valve at the end of the line?
 
Hey Frank,
Did you ever solve the effluent issue?
Also what probe did you go with?

Hey Jim,
I'm not sure what it's called but I'm using a 1/4" valve I picked up from Home Depot.....it seems to keep the flow rate pretty steady (when it's working) but yet you still have to keep an eye on it.....not really happy that it may at some point decide to slow down on it's own. I thought that the nice gate valve I purchased would solve the issue but it didn't. I've tried 3 or 4 different valves. Regarding the probe I am going to purchase one on ebay that seems to be made in China however is being sold and shipped from Canada.....a little more for shipping but gets here faster....it costs around $22 w/shipping. I temporarily switched my ph monitor probe to the calc reactor until I get the replacement.
Frank
 
I just want to ask you guys a question....
I'm running an older Reef Octopus dual tower calcium reactor.
The feed water is from a dedicated power head (a small one!) in the sump.
Reef Octopus instructions specified that, and even said to make sure the air intake opening on the pump was unobstructed so extra flow could blow out that way.
Do I understand that you're running inlet water to the reactors from your external return pumps? Isn't that a lot of pressure?
I'm just curious here, 'cause the company that Reef Octopus made such a point of using a small powerhead (like a maxijet) to feed it....?
Thanks,
Brian
 
Mine has been acting up lately.So I put the needle valve back in,but this time I placed valve very close as it leaves reactor.Its been about a week and so far so good.
Just wondering if you found a solution that works on your set up.
This is the valve that I paid too much for
http://www.bulkreefsupply.com/hayward-needle-valve-2.html

Valve in place

Currently I am using 2 of the valves that is pictured in front of your CO2 cannister. One valve controls the feed to the calc reactor and the other controls the output of the effluent. I tried using 2 valves for the effluent output, a devoted pump to the calc reactor, (currently it is fed by my Dart return pump), a micro valve, the valve that came with my reactor and this John Guest gate valve $12:
http://www.usplastic.com/catalog/item.aspx?itemid=32220&catid=662
which was $25 on BRS....same valve.
Nothing really has worked to my satisfaction however my current setup seems to be the most consistent of the bunch.
 
I just want to ask you guys a question....
I'm running an older Reef Octopus dual tower calcium reactor.
The feed water is from a dedicated power head (a small one!) in the sump.
Reef Octopus instructions specified that, and even said to make sure the air intake opening on the pump was unobstructed so extra flow could blow out that way.
Do I understand that you're running inlet water to the reactors from your external return pumps? Isn't that a lot of pressure?
I'm just curious here, 'cause the company that Reef Octopus made such a point of using a small powerhead (like a maxijet) to feed it....?
Thanks,
Brian

Brian,
I have my Dart return pump feeding my skimmer, calc reactor and frag tank (besides returning to the DT).....I can regulate the intake with a ball valve so I don't believe that is the issue. I tried running a dedicated pump to the calc reactor however it did not resolve my issue, (same results).
Frank
 
When I initially set mine up,I had a issue with leaks due to the pressure build up.
I looked into a pressure regulator but the only one I could find(BRS) wasn't designed for SW use.They said it was designed for RO DI systems.
I wound up tweaking/tightening all connections and it hasn't been an issue.Hate to think if pressure was to build it could pop the top.
I also think the Dart is more of a high volume and not a high pressure pump.
 
So you just run the Reactor off the manifold coming from the return pump? Was it hard to find an adapter to drop from 1 or 1 1/2 down to the 1/4" tubing to the reactor? Did you find a John Guest adapter for that?
 
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