Got a problem need HELP!

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  • Tony
    Senior Member
    • Feb 2008
    • 413

    #1

    Got a problem need HELP!

    My bj26 is doing fine. Its just my other cat that i need help with. Here is the problem. The boat seems to work fine when out of the water. Motor runs, esc responds, servo working. But, when i put the boat in the water it runs like the batt is about to die. Checked the batt, and it is fully charged. So what could be wrong?
  • chirotray
    DocFowler
    • Jun 2008
    • 139

    #2
    need more info. esc? motor? bat? Prop? drive line condition? did you check battery static or under a load?
    Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

    Comment

    • Tony
      Senior Member
      • Feb 2008
      • 413

      #3
      Everything new.
      Water-cooled 2618 KV Brushless In-Runner Motor
      50Amp Water-cooled Brushless Electronic Speed Control , seperate BEC
      Thunderpower 2200 11.1V
      2 Blade Chopper Propeller , Octura X642
      I did tighten the flex shaft, because i thought it was loose. But, the boat still runs so slow.

      Comment

      • chirotray
        DocFowler
        • Jun 2008
        • 139

        #4
        Do you have another battery to try?
        Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

        Comment

        • Tony
          Senior Member
          • Feb 2008
          • 413

          #5
          Yes. I tried it with another fully charged batt. Same result.

          Comment

          • chirotray
            DocFowler
            • Jun 2008
            • 139

            #6
            Ok, how about your radio program? End-points, atv, expo, etc.? Everything normal? What brand esc is it?
            Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

            Comment

            • chirotray
              DocFowler
              • Jun 2008
              • 139

              #7
              What is the boat? And are you only running one 3s?
              Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

              Comment

              • Tony
                Senior Member
                • Feb 2008
                • 413

                #8
                Its a 32" cat. No idea what brand esc. I am running one 3s batt

                Comment

                • chirotray
                  DocFowler
                  • Jun 2008
                  • 139

                  #9
                  Off the top of my head, if every thing is functioning ok.......you need MORE battery. One 3s is slim pickings, not to mention its only a 2200. My blackjack runs 4s at 5000 mah. Was this boat ever fast on one pack, or is it a new to you boat?
                  Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

                  Comment

                  • Tony
                    Senior Member
                    • Feb 2008
                    • 413

                    #10
                    It is new to me, and it was fast on one pack. It was recommended by rchobby centre to use one 3s pack lipo.
                    This is where i got it from.

                    Comment

                    • chirotray
                      DocFowler
                      • Jun 2008
                      • 139

                      #11
                      I like that hull alot! How much did you pay it for? And for the problem, We dont know ANYTHING about the esc., that makes life hard. I dont understand only using one 3s pack. Weird. Make sure youre arming it properly, and check your pack voltage under a load. A lot of bad cells read normal just sitting on a table, then under a load they crap out. Make sure all you adjustments on the tx are neutral, or 100% depending. From there i cant be much more help without knowing more about the esc.
                      Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

                      Comment

                      • Tony
                        Senior Member
                        • Feb 2008
                        • 413

                        #12
                        I paid $390 include shipping from down under to USA. IF, i have to change out the esc. What would you recommend?

                        Comment

                        • chirotray
                          DocFowler
                          • Jun 2008
                          • 139

                          #13
                          A castle Hydra. Theres a few levels of them, depending on how extreme you wanna be. Put one of those in there and a pair big lipos, and hang on! Id try to contact them first though, they said theres no instructions because theyre here to help, so call em up!
                          Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

                          Comment

                          • Tony
                            Senior Member
                            • Feb 2008
                            • 413

                            #14
                            Yea, they give 12 months warranty on the boat. So, hopefully they'll fix it. Anyways, thanks for trying to help me out.

                            Comment

                            • chirotray
                              DocFowler
                              • Jun 2008
                              • 139

                              #15
                              No problemo, good luck.
                              Yes its fast, yes it will go far away, yes its expensive. No you cant try it.

                              Comment

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