Ever dose using an IV Pump?

I thought the original question was for kalk and r/o top off. Nothing was said about Calcium Reactor. Original post sounded like he's got limited resources..ie.."money" and was looking for ways to deliver kalk and r/o top off and was looking into the iv pump. Right? So sorry if I misunderstood.
 
As far as clogging the sensor, try using two containers, and put the IV in the middle of them. So basically:

##### ................... #####
#H2O #-> (IV Unit) -> #Lime # -> Tank
##### ................... #####

The second container would need to be air tight and be able to handle the preasure of the water being pushed into it.

Your flow from the RODI water container would be pulled by the IV unit, and be pused into the second container containing your kalk mix, then pushed into your tank at a regulated rate of flow.

You should have no problems with the sensor then.
 
I just bought a 324 and am waiting for it to arrive. I have a couple of questions, sorry if these have been already answered. What does the drip sensor do and why should it be disabled? Also the pics above posted by greeneyedblackcat do not seem to be working on my computer.
 
mike_ripple, I also recently bought a kangaroo 324 (~ 3 weeks ago). The drip sensor is setup to make sure there liquid in the drip chamber and that is is flowing properly (mostly all for medical/medical safety reasons). When using the dosing pump for dosing calc/alkalinity the chamber clouds up and sets off the sensor, thus shutting off the pump and activating an audible alarm. This can become quite a problem as the pump will not run continuously for very long, and will require cleaning or replacement of the drip set (and these can be expensive). By disabling the drip sensor the pump will run continuously without any problems. I performed the modification listed in the post above and have not had any problems since (~2 1/2 weeks, the pump was shutting off after only a few minutes). The picture posted by got frogs should be clear enough. greeneyedblackcat
must have removed her pictures. good luck
 
I thought someone said the new ones on Ebay come with the sensor already modified so that you don't have to do it yourself, no?
 
I think it depends on the ebay seller.. but i would think that the ones that do include the modification would be slightly more $ then the ones that aren't.. keep in mind that 99.9% of the pumps that go for under $100 are probably refurbs; new pumps are easily over $400.
 
Anyone using this peristaltic dosing pump manfuctured by McGaw, model 522

1f_1_b.JPG
 
I got mine off eBay as well and it was unmodified. It is very easy to modify...took me all of about 2 minutes and it was done.
 
Does anyone know how far up the 324 will pump. I want to pump my makeup from the basement reservior. It is probably only 10 veritical feet but about 20 horizontal feet.
 
jeyes1 said:
could someone please repost the mod pics as they don't show up anymore

Yeah, what's up with that? I have noticed that in a lot of threads. After awile the pics don't show and there isn't even a place holder for them you the little box with the red "X".

Ron
 
fade2black,

Did you use the peristaltic dosing pump manfuctured by McGaw, model 522? If so is the mod the same as the last pic posted?

Ron
 
Does anyone know how far up the 324 will pump.

I don't know for sure, but i remember reading another post a while back that someone was pushing theirs up 10 ft vertically..

Here's a clearer pic by GotFrogs earlier in the thread..

insidekangaroo324.JPG
 
Better than an IV pump, try finding a feed pump. It is less complicated and is used for pumping more vicous fluids.
 
I just got a Flexi Flo feed pump and it rocks...but since I am only pumping RODI into my kalk reactor, I dont have to worry about anything getting clogged.

billpa
 
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