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cheap water sprayer: Tutorial! (56k friendly!)

Posted: Wed Mar 30, 2005 11:50 pm
by StartRestart
i really never drive over 40mph on my way to school, alot of stoplights and traffic... so i decided to invest in a water sprayer!

looked around, and most of them where well over 100$!:evil:
soo i think it was around (15+7+4+10+.99) 36.99 w/o tax in stores :twisted:
here's what you'll need:
12v DC r/c fuel pump
Plastic fuel tank, i used 16oz
some standard 1/8th" ID hose ~4 to 5 ft to be safe
a switch of somekind
and a window washer sprayer <i used summit b/c they always have these flashy ones on clearance for cheap

I located the pump and tank next to each other to conserve hose. It was cool here and i just ziptied them in place.
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i hope you didn't remove that metal brace for that plastic engine cover.
Mount one of the washer nozzles through the hole, you may need some spacers/washers to make sure the spray will clear the bend in the metal, and sit high enough to get ontop of the i/c.
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and than i connected the pump directly to the POS. battery terminal and than ran a wire into my car where a switch would ground it.
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i just grounded it on some screw in there.. saved some wires too

this spray setup sprays hard enough that when it hits the i/c it creates such a massive splash of mist.. covers the complete i/c with water... i might tone it down too, b/c i can empty my tank in about 30 - 45 seconds of spraying

you will need to tinker with the direction the jets point to get them to spray in the middle, but it's all fun :D

if you wanted, you could make the switch reverse polarity if you get a DPDT switch, which would let you purge the lines of the water back into the tank.

Posted: Thu Mar 31, 2005 1:56 am
by dscoobydoo
Close to what I did.

My switch is in the same spot, but this is what i did underhood:

Image

I bought a small washer fluid tank with pump attached at a junkyard. It fit just next to the battery.

I used sprayers for plant watering as they get a very fine misting action going. For that reason, I have a sprayer pointing on both sides.

Posted: Thu Mar 31, 2005 2:15 am
by azn2nr
i have some sprayers that have the led;s on them. i was thinking of installing them but since i have fmic i dont think it was really nessary. i might do it for shits and giggles though.

Posted: Thu Mar 31, 2005 3:02 am
by StartRestart
dscoobydoo wrote:Close to what I did.

My switch is in the same spot, but this is what i did underhood:

Image

I bought a small washer fluid tank with pump attached at a junkyard. It fit just next to the battery.

I used sprayers for plant watering as they get a very fine misting action going. For that reason, I have a sprayer pointing on both sides.
yours looks soo nice :shock: , lol- mine is completely ghetto rigged :? , i think i remember your post about your sprayer setup- i looked for a tank w/ pump and had no luck... o well- Very Nice!!

Posted: Thu Mar 31, 2005 6:22 am
by BAC5.2
I have some spray nozzles from an STi that I'll be tapping into the bumper when I go FMIC.

Posted: Thu Mar 31, 2005 7:15 am
by dscoobydoo
Now that you have that FMIC- this should be soon right??

Posted: Thu Mar 31, 2005 7:17 am
by dzx
I have a couple sprayers and some hose and crap from home depot, don't know if i'll ever use it tho.

Posted: Tue Apr 05, 2005 6:42 pm
by vrg3
I strapped my nozzle to the little round bushing thingie on the side of the Saab intercooler.

Posted: Wed Apr 06, 2005 3:16 am
by corsair
and it's pimp, i remember it at the shootout, excellent use of zip ties Vikash