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-   -   anyone successfully waterproofed? (https://www.rc-monster.com/forum/showthread.php?t=1742)

Rcbros 12.09.2005 01:20 AM

anyone successfully waterproofed?
 
Has anyone managed to waterproof the Warrior 9920 yet?

Or if you were to what would you do? And how would you go about it?

I'm dieing to run in the snow w/ electric and nitro!

Serum 12.09.2005 02:37 AM

Daniel took care of his snowmobile i thought (waterproof maxx) don't know how he did it though..

Dafni 12.09.2005 02:42 AM

Yeah, I have a snowproof maxx. But for the winter duty I bust out a EVX/Titan setup. I don't feel like bashing through snow with a $200 ESC. And I only use cheap sport packs in the snow, too.

I once submerged a running 9918 in water... but out of sheer luck nothing got damaged, I would not try this again.

Generally my RCs stay indoors when it's wet outside. I just assembled and snowproofed a stock maxx for some snow bashing.

lipomax 12.09.2005 02:58 AM

My maxx is using the Mtroniks Truck. Totally watertight. I also have my receiver in a receiver box. almost 100% waterproff too

E-Traxxer 12.12.2005 02:34 AM

The MTroniks Truck ESC may be waterproof, but water conducts electricity, and if water touches two of the terminals for the battery or motor, it can still be damaged. I don't see how the waterproof-ness helps it, really, unless you cover up the terminals.

nbcaznmaster 12.12.2005 07:35 AM

just dont risk it, only time i did it was just 3 days ago when the ice ontop was frozen (frozen rain). So i basicly drifted my revo on a sheet of ice. Fun as hell.

MetalMan 12.12.2005 08:14 PM

Quote:

Originally posted by E-Traxxer
The MTroniks Truck ESC may be waterproof, but water conducts electricity, and if water touches two of the terminals for the battery or motor, it can still be damaged. I don't see how the waterproof-ness helps it, really, unless you cover up the terminals.
That's not entirely true. Pure water won't conduct electricity, or at least well enough to cause any problems. If you through salt or something else, then it can. But this is only a problem if it were dunked in saltwater with a battery connected. I personally would never do that :L:

nbcaznmaster 12.12.2005 08:52 PM

if u run the burshless in sthe wet snow-covered street, u probably get screwed cuz of teh rock salt

E-Traxxer 12.12.2005 09:10 PM

Quote:

Originally posted by MetalMan
That's not entirely true. Pure water won't conduct electricity, or at least well enough to cause any problems. If you through salt or something else, then it can. But this is only a problem if it were dunked in saltwater with a battery connected. I personally would never do that :L:
Funny story, I remember when I was little (5 or 6) I was watching Pokemon (if anyone knows what that is) and an electric pokemon would beat a water pokemon because the water would conduct electricity and knock out the water pokmon that would be in that water. Odd source I know, but I didn't realize that I learned from that. Just goes to show that you can't trust Pokemon! I haven't taken chemistry either yet, I'm taking 11-12th grade physics in my freshman year instead. :eek:
Hmm, so it would be possible after every run to pour pure water onto the ESC to cool it? It never rains here where I live, so I don't really have to worry about waterproofing.

Cartwheels 12.12.2005 11:22 PM

I ran in snow quite a bit a few years ago with my old setup. It was a Scultze 18.61 and a Lehner 4200 on 7-8 cells. I would put the esc in a balloon, poke the wires thru holes in the balloon. This was all in a rustler with paddle tires. It would run great on top of hard crunchy snow. After a few runs there would be an inch of snow cover all of the inside. The esc and the inside of the motor would eventually get wet and quit working. Then I used to take the shrink wrap off the esc and open up the motor, put it all on a heater vent to dry it out. When it was all dried out. It would work again just like normal. I still have this setup, it's in my son's car, It's still going today and that was 2 years ago. It was a lot of fun but, a lot of work too.

MetalMan 12.12.2005 11:33 PM

Quote:

Originally posted by E-Traxxer
Hmm, so it would be possible after every run to pour pure water onto the ESC to cool it? It never rains here where I live, so I don't really have to worry about waterproofing.
It isn't a good idea to do that with a non-waterproof controller, since tap water does contain impurities that could potentially short something from the charge that could be left in the capacitors. Notice that I did put "pure" water :cool:. But if you had to, then unplugging everything first would be the best thing to do.

Quote:

Originally posted by E-Traxxer
I haven't taken chemistry either yet, I'm taking 11-12th grade physics in my freshman year instead. :eek:
Is that AP physics? I don't think it would be. Freshmen year I took Biology, and last year (sophomore) I took chemistry. Right now I'm in AP Physics, and that class is quite a brainful! Next year I will take AP Chemistry and AP Biology as well.

E-Traxxer 12.12.2005 11:43 PM

Quote:

Originally posted by MetalMan
Is that AP physics? I don't think it would be. Freshmen year I took Biology, and last year (sophomore) I took chemistry. Right now I'm in AP Physics, and that class is quite a brainful! Next year I will take AP Chemistry and AP Biology as well.
Nah, if I'm already in a class with people 2-3 years ahead of me, I dont think I could handle it as an AP, already hard enough as it is.

Dafni 12.13.2005 02:48 AM

"Pure" water might not be conductive enough, but we're talking realy pure here, as in distilled or demineralized. And still, you check the purity of pure water by its conductivity. So it never is absolutely zero.

AND, even rain water (the purest water that occurs in nature) contains dissolved gases, thus it gets conductive.

Sneeck 12.13.2005 12:14 PM

Rain water pure? That I laf at. Especially when there are plane's flying near you(they fly anywhere. The unburned fuel mixxes with cloud's, creating anything but pure water). Ever tried to drink rain water? Don't.

Anywho, you can easely water proof a esc. Make a lexan box and cut all the pocket's needed for the wire's. The top has just a hole big enough to fit the cooling fin's through. Fit the esc inside the box, use silicon to seal everything. It doesn't look pretty, but it can be made to work. It's just give's a big mess when you need to swapp the esc.

Dafni 12.13.2005 12:57 PM

I said the purest water that occurs in nature, from a chemical point of view. Natures way of distilling water. The minerals stay in the sea. If you know what I mean.

But nevermind. Just don't mention rivers and the ocean.

You're definitely right about the pollution. A disgusting state of affairs.

But even without pollution at all, just dissolved CO2 (forms carbonic acid) makes the rainwater to a very weak acid....making it to dissolve limestone.

Long story short: water is conductive. Don't use your hairdrier in the tub.

Sneeck 12.13.2005 01:02 PM

I was about to mention mountain's and river's, but you beat me to it;)

Dafni 12.13.2005 01:11 PM

Ja, if water flows over stones and stuff, it gets more minerals. Making it even more conductive ;)

nbcaznmaster 12.13.2005 05:23 PM

NO MORE LEARNING!! MY HEAD HURTS! BACK TO RC!

E-Traxxer 12.13.2005 05:42 PM

Quote:

Originally posted by nbcaznmaster
NO MORE LEARNING!! MY HEAD HURTS! BACK TO RC!
No, learning is good, nbcaznmaster. If you must, think of it this way: the more you learn, the better job you get, the better job, the more money, more money, the more RC!! So basically, the more you learn, the more you get to play with RC.

nbcaznmaster 12.13.2005 07:52 PM

ya....but if i LEARN NOW! i wont ahve time for rc! so screw learing! li rather do rc! lol

mack 12.14.2005 06:49 AM

Re: anyone successfully waterproofed?
 
Quote:

Originally posted by Rcbros
Has anyone managed to waterproof the Warrior 9920 yet?

Or if you were to what would you do? And how would you go about it?

I'm dieing to run in the snow w/ electric and nitro!

I don't think you can fully waterproof the controller because of the heat.
Bud say this would not be the problem than you can put it in a little box and put hars in it. ten its defently water proof.
They do this in some car and motor electric parts as wel

RCcarnut 12.14.2005 07:43 AM

Has anyone tried covering their controller and the circuit board in epoxy?Or maybe this won't work with brushless? I did this with a novak rooster and a traxxas AM receiver and it worked great.

Here's a pic of it from 2 years ago and it still runs fine. I have washed it off with a hose many times.

http://www.geocities.com/marigak/waterproof.jpg

Sneeck 12.14.2005 12:09 PM

I think I read somewhere that plasti dip isn't an option for bl controller's, not sure about exposy. Sure look's sweet.

Rcbros 12.16.2005 07:39 PM

Here's a Question. I'm running the Warrior 9920 and the Feigao 8S motor for my Aluminum Pede. Running 7 cell gp3300's I've yet to notice really any heat.

Whats the highest safe temperature the Warrior 9920 can handle? I was thinking about making a lexan waterproof box for it. If the temps stay low it should work.


Also MAMBA manages to keep there controllers brushless with a type of silicone. Is it possible to do the same with the Warrior's??

mothman 12.16.2005 08:58 PM

I've found this, but i never try it before..

http://www.offshoreelectrics.com/how...proof_a_rx.htm

mack 12.16.2005 10:26 PM

Quote:

Originally posted by mothman
I've found this, but i never try it before..

http://www.offshoreelectrics.com/how...proof_a_rx.htm

Looks good that link.
I think when you are running a cool setup you can juse this

MetalMan 12.17.2005 12:44 AM

You could even spread it on so that it goes around the heatsink, and won't let any water get under the heatsink. An external BEC device would be needed so that the BEC chip won't get so hot as to burn the conformal epoxy.

Monkey 12.18.2005 10:45 AM

i was fed up of english weather a few weeks ago so decided to take my rustler out with stock traxxas radio and LRP AI esc this was in the morning after it had rained all night the bottom of are drive was submerged in water but i carried on because i didnt like the esc much anyway

so drove through a few puddles all was fine then it went a little to deep the electrics stopped working and it rolled into deeper water to a stop the esc was compleatley submerged wouldnt work so i assumed it was scrap

tried it a week later out of curiosity and it worked :D

RCcarnut 12.18.2005 02:03 PM

Quote:

You could even spread it on so that it goes around the heatsink, and won't let any water get under the heatsink.
When I waterproofed my Novak rooster I did exactly that. I actually coated the whole outside of the ESC after I did the internal circuit board and put it back together.

I really gooped it on and did 3 coats on the circuit board itself.


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