Wet Transmitter revival

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  • crabstick
    Senior Member
    • Jul 2008
    • 954

    #1

    Wet Transmitter revival

    Hi Guys, thought id share this with you all.

    I Was running at the beach yesterday and me boat stopped (petrol cat)
    so i walked out to get it. I left my TX on the beach, but too close to the waters edge, when coming out of the water I kicked some water over my transmitter by accident.. it instantly started going nuts and humming, and I was thinking uh-o one dead Fasst unit. I recalled a method I used when I used to race rc cars many moons ago and put it into action. I packed up and drove home (live 300m from the beach) First thing I did was disconnect the power pack from the back of the TX and then take the back plate off the TX, corrosion had already started on the main PCB so i sprayed wd 40 on it to stop its progress. By this time the jug had boiled so I poured boiling water over most of the internal parts of the transmitter, as the boiling water turns the embedded moisture to vapour it was near dry in about 1-2 mins, I wrapped it in a teatowel and put it on top of the hot water cyl, this morning I plugged it in and its all working 100% again!

    I revived several wet ESC's and RX's when I used to race offroad 1/10 scale cars as a youngster.

    I have used it on a cell phone that went in the sea, and a tv remote (went in the toilet, long story) and have had 100% success so far.

    Key points

    *remove all power sources
    *use boiling water
    *leave in warm place at least for 12 hours or so.

    Hope this helps someone.
    Matt.
    FE, Nitro and Gas racing in Auckland
    www.rcboats.co.nz
  • Steven Vaccaro
    Administrator
    • Apr 2007
    • 8721

    #2
    Thanks for the info.
    Steven Vaccaro

    Where Racing on a Budget is a Reality!

    Comment

    • wirenut67
      Senior Member
      • Aug 2009
      • 137

      #3
      So fight water with water! Ingenious! Thanks for the tip!

      Comment

      • tiqueman
        Fast Electric Addict!
        • Jul 2009
        • 5669

        #4
        Great tip! I never would have thought of that. Thanks!!! Ive used rubbing alcohol, in place of ther boiling water, and have had great success with that as well.
        Geico epoxy laminate hatch sale thread Black Jack epoxy laminate hatch sale thread
        HPR06 6S Twin HOTR Genesis (SOLD) Vantex 32" cat Geico racing
        WEST FL MODEL BOAT CLUB www.scottskiracing.com

        Comment

        • scooterP
          Senior Member
          • Jul 2009
          • 237

          #5
          Some years ago a tornado came through my neighborhood and trashed a friend of mine's hobby building. Many pc and pc componect boards were buried in the mud and most would have thought they were trashed. We hung them up on a clothes line and sprayed them off with the water hose. We then dunked them in distilled water, let them dry in a low humidity environment (spare bedroom) and all were still a-ok.
          I haven't heard of the boiling water trick......learn something new everyday.

          Comment

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