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New Watercooling Loop (Including Construction) - Lots of pics

thewhiteguy

Supreme [H]ardness
Joined
Jun 17, 2002
Messages
4,551
If you're on 56k I don't care, get with the 21st century already.

Intro
A few weeks ago I set out to buy a new case because the one I was running was simply too crowded for my relatively huge water cooling loop. I looked at quite a few cases and I didn't see any full tower cases that would really be ideal, so I ended up spending 3X as much as I wanted to ( :mad: ) on a CM Stacker. For those of you who have been wondering about this case, it's awesome in pretty much every way (and extremely heavy).

Based on my experience with my previous setup I had a few goals for the new design:
- I did not want to make any modifications to the case (especially with how much the Stacker costs)
- I wanted to be able to remove the whole loop in one piece, no tubing disconnects required
- I wanted the pump, reservoir, heatercore and tubing to be as out of the way as possible
- Of course the flow rate still had to be massive, lest the AquaComputer people mock me ;)


Construction of the pump/reservoir
Because the Stacker is completely 5.25" drive bays down the front, I wanted to find a way to squeeze everything into a package that I could install like I would a optical drive. The first problem with this is that I could not get a pump and reservoir close enough together so they would fit left-to-right in the bays. Turning them to be parallel with the motherboard would considerably increase the depth of the assembly, and I wanted to keep things as much in the bays as possible.

So the solution was to move to a small reservoir made from 1.25" PVC and to directly couple the pump to the reservoir. As far as I've seen, I'm the first person to do a direct pump-to-reservoir setup with this model pump (years ago there were reservoirs designed to hook right onto the aquarium pumps that were popular then). I didn't want to make any mods to the pump and I wanted the pump and reservoir to be separable, so I cut the barb off a brass fitting and increased the ID so the pump's inlet barely fit. I polished the fitting so o-rings (I think I ended up with 10) on the pump would seal well. It takes a little twisting, oil, and pressure, but I'm really happy with the way this came out and it hasn't leaked.

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Next I used the pump's original bracket turned backwards with a piece of 2" PVC (the OD of 1.25" fittings fit nicely into the ID of 2" PVC) epoxied onto it to hold the pump and reservoir together, just to make sure that coupling didn't separate and really make a mess.

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Here's the complete pump/reservoir assembly with the base painted and all fittings installed

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Construction of the frame to hold everything
I needed some sort of frame to hold the heatercore, fans, and the pump/reservoir. Because I wanted this all to fit in a 5.25" drive bay the natural thing to start with was some CD-ROM drive shells. I used one on the top and bottom, drilling holes in their ends where the bolts which hold everything together will go. Since I was in the mood to use PC parts I went ahead and cut up a case side-panel to make the sides of the frame, which will make the frame double as a shroud for the fans. I cut the top and bottom down in length because their full length wasn't necessary, and boxed in the ends with lots of hammer banging and filing.

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Oh and by the way this tool right here is awesome for cutting up side-panels

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Putting the frame, heatercore and pump/reservoir together
I soldered brass barbs onto a Boneville core, pressure tested it, then came back and laid down some epoxy to make absolutely sure they wouldn't leak (I like overbuilding things).

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The following picture sequence is pretty self-explainatory

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Here's the frame, heatercore and fans all put together

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And here's how the pump and reservoir will sit in the frame

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Final assembly
With foam used to complete the shroud (yeah it's ghetto I know) and pump in place with vibration-absorbing foam, here's what it looks like before I installed it.

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And here's what the system looks like with everything finished (and quite a bit of air still in the lines)

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The power LED on these cases is like a laser

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Feel free to ask any questions you might have, or comment on ghettoness you see (there's plenty of it).
 
thats damn nice looking -- you definitely got the skills to pay the bills on this one :D
 
Yeah, looks great! Now get some stuff for the gfx, northbridge and the hdds and you're set! :)
 
mange_ said:
Yeah, looks great! Now get some stuff for the gfx, northbridge and the hdds and you're set! :)
Yeah I know. After buying this case there's no way that's happening in the near future.
 
I could have moved the whole thing forward in the bays (so the reservoir is just barely visible from the side), but then I wouldn't have been able to use the 8th bay for the front panel thing. So if someone wanted to do this with their Stacker they could conceal the pump/reservoir even more than I did.
 
Very nice work, what did you use to make sure the fittings coming out of the PVC made watertight seals?
 
I think you should paint the res a different color. Just because. :) Looks nice.
 
Very ingenious! I like it when people think out of the box and like Bbq says, paint the reservoir or use clear acrylic tubing for ultimate chic!

The only thing I would be worried about is the bottom fan placement - is it not a bit restrictive with the pump etc behind it?
 
Erasmus354 said:
Very nice work, what did you use to make sure the fittings coming out of the PVC made watertight seals?
The threads are NPT (tapered) and I used teflon tape.

Bbq said:
I think you should paint the res a different color. Just because. :) Looks nice.
I didn't paint things for looks, I painted them so they won't rust. I don't really care too much about how it looks as long as it looks organized.

Mysterae said:
The only thing I would be worried about is the bottom fan placement - is it not a bit restrictive with the pump etc behind it?
I don't think it's all that restrictive because it's probably an inch away and the pump and reservoir are both rounded.
 
you mentioned many times how expensive the stacker was .. did you look at the masstige?

mal

oh and ps .. that freakin awsome
 
annaconda said:
Excellent work. You should post your temperatures. How much total you spent?
I don't really monitor my temps anymore, since most motherboards I've owned have turned out having craptacular temperature sensors. Everything there except the case and reservoir I've had for quite a while. This was just a move into a new case basically.

Edit: Here's why I don't like reading temps: Everest says the motherboard reports 39c idle and the CPU thermal diode reports 26c. Alot of BS either way.
 
malicious said:
you mentioned many times how expensive the stacker was .. did you look at the masstige?
Doh, that looks like it may have worked alright. I certainly could have lived with a little less space to save big $$$. I hate you now :p
 
thats an extremely nice install you did especially the the res very well done

i'm envious as -ell that your up and running (j.k) while my stacker is just waiting for the week end for mass butchery (wish me luck)

tom
 
tommrussell said:
i'm envious as -ell that your up and running (j.k) while my stacker is just waiting for the week end for mass butchery (wish me luck)
You've got bigger balls than me, no way I would cut this case up. The only thing I did was cut 1/2" off the front panel unit so it wouldn't hit the tanks on the heatercore, but it was just hanging out and it's not really part of the case.

You better post pics of your mods. :)
 
Looks like normal wire sleeving to me. Any self-respecting modding retailer will carry it.

That has to be one of the awesomest installs I've ever seen. I imagine it'll be really nice to use.
 
penguin said:
Looks like normal wire sleeving to me. Any self-respecting modding retailer will carry it.

That has to be one of the awesomest installs I've ever seen. I imagine it'll be really nice to use.
Yeah it's just nylon expandable sleeving with heatshrink on the ends. I was going to sleeve all of my power supply lines, but there's no way I'm going to deal with that. It's nice and easy on fan extension cables, but not on more complicated wiring. I bought this 1/8" stuff for $0.30/ft at an electronics supply store.

It IS nice to use. The wiring is much better than in my previous case, and the new fans I got for the heatercore are quieter and move more air than the old fans I was using before.
 
Oh yeah to get that one tube from the pump to the heatercore I heated a small part of it in boiling water and was able to stretch one side of the tube so it takes the bend much more easily than it would without deforming it with heat.
 
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