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How
to Watercool an Earthquake
In the
Beginning:
Last Fall I decided to
build myself a new workstation and spent some time looking around
for parts to build myself a cool-looking and awesome-performing
machine. After poking around in various hardware and tech sites,
I decided on the specs and parts listed on the Earthquake
Page.
What gave me trouble,
however was what was to hold all these goodies with attention paid
to roominess, cooling capability, and of course mod potential. I
eventually stumbled upon this
review and then this
article and
this one over at Virtual
Hideout and I made my decision. The Aopen HX08
would be my new house.
Water,
water everywhere...
In building this case
I also knew that I wanted to make my first foray into the wild,
wacky world of watercooling. I had heard all the reasons why watercooling
was the way to go, what with increased cooling performance, lower
noise and what have you, but in all honesty, I did it because it
seemed cool to have a water-cooled PC.
The
Victim:
When the case first arrived
I was in love. For some reason, this case has some much more je-ne-sais-quois
than some of the other cases like some of the Antecs out there.
Disclaimer:
Yes, I know the photos
are crap quality. I took them with a disposable camera, got them
developed on matte photo paper and then scanned them at the amazing
resolution of 150dpi. Someday I'll be rich and be able to drop wads
of cash on a digital camera that I'll use to only take photos of
my cases. Until then, tough luck.
Dremel
Work:
After
some planning and figuring out how I was going to layout my case,
it was time to put tools to case. The first tasks were to cut
a hole in the front for the radiator and to cut away the stamped
fan grills in the top rear. I'd be replacing them with chrome
grilles that allow more airflow with less noise and would look
nicer.
I also
cut away some flanges where the lower 3.5" drive cage sits
underneath the 5-1/4" bays. These flanges got in the way
of the shelf I would be building to hold my reservoir to get it
out of the way. I also measured and drilled holes in the floor
of the 5-1/4" bay cage to hang some bolts that would be the
supports for the shelf.
Adding
the water circuit:
Which
parts to buy for my cooling loop turned out to be the hardest
part of this project. There are as many discussions about cooling
methods as there are discussions about Intel v. AMD chips. Since
I was (and probably still am) a cooling newbie, I opted for a
kit that did most of the choosing for me. I went for a submersible
pump and heater core radiator with 1/2" fittings as offered
by the Flowmaster
Max by D-tek
Customs. I opted for the fan shroud option for my rad to optimize
flow through the rad. I never did get around to seeing what the
difference was with it or without it, but I had it, so I used
ut.
If I were
to do it again, I would probably pick and chose my components
from many different vendors, and probably save a little bit of
money, but at the time I wanted to jump into the watercooling
game as fast as possible.
The five
pictures below show my cooling setup as it comes together. I was
originally hoping to put in a 4" PVC elbow joint over the
fan to duct the heated air out through the side of the case, but
I ran into space issues. The duct wouldn't fit between the fan
and the tails of the PCI cards once the motherboard was installed.
Instead I added an 80mm fan between the rad and the pump shelf,
hoping to introduce unheated air into the bottom of the case to
minimize the effect of having the heated air from the radiator
pass into the case.
Pictures
three and four show the red rubber matting I used to dampen vibrations
from the pump. I went for rubber sheeting used to pad linoleum
floors and is available at most hardware stores for like 10 cents
a square foot. Needless to say I have gads of this stuff now.
The
wiring:
The first
wiring I'd ever done of cases was for the two switches on the
floppy drive cover of Plague. I wanted to do a better job on this
case and had all my parts purchased from my local Electronics
Plus. However after I'd added up all the parts, I found that
I could buy myself a 9v-off-12v baybus
from PC Mods for less money
and I'd get a higher quality product for far less effort.
I ended
up wiring the dual 80mm exhaust fans in front of the upper drive
cages, the 80mm intake fan and the 120mm radiator fan to the first
three switches. The fourth is currently unused but I'm planning
to install a chimney fan on top of the box which will be wired
there.
The
rest:
The finishing
touches were wiring the temperature probes from the DigiDoc to
various places and installing the hardware. Nothing really special
about that that's worth mentioning here.
The last
two pics are of my system as it looks now. It turns out that the
case is just barely big enough for all of my components and appears
rather cluttered. At least you can see how all the components
fit into the case.
The top
pic shows the drive cage with the 80mm fans and two SCSI hard
drives, the 5-14" cage with a CD-ROM, a CD-RW, a 12/24GB
SCSI tape backup, black wires from the DigiDoc, the air bleed
off tube and power leads out the wazoo
The bottom
pic shows the rat's nest of 1/2" tubing, the fan-duct-radiator
combo, SCSI and CD-ROM ribbon cables, the pump shelf and the rest
of the PC hardware. The bolts have since been trimmed to length
but I have yet to wrap my cables.
What a mess, eh?
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