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DT125R FORUM

  1. Home
  2. Tuning
  3. Carburetor
  4. Help im new to this bike but its costantly flodding any help where do i start ?

Help im new to this bike but its costantly flodding any help where do i start ?

Scheduled Pinned Locked Moved Carburetor
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  • rogeringR Offline
    rogeringR Offline
    rogering
    wrote on last edited by
    #1

    Help crank is filling with fuel

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    0
    • Louis-DT-WRL Offline
      Louis-DT-WRL Offline
      Louis-DT-WR
      wrote on last edited by
      #2

      Broken float switch and blocked overflow?

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      0
      • J Offline
        J Offline
        Jens Eskildsen
        wrote on last edited by
        #3

        Check petcock and the float in the carb

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        0
        • rogeringR Offline
          rogeringR Offline
          rogering
          wrote on last edited by rogering
          #4

          Right guys I've got it running after my first full engine rebuild, problem I'm having now is the bike starts fine can get it rev flat out then it seems like it was having too much fuel so I turned my peacock of and it started to pick up again before screeming then I turn fuel on and goes ok then bogs I full throttle it fells like its just over idling anyone know what's the issue I'm hoping it's the carb and if I turn my peacock half off it seems fine lol
          Many thanks for any help

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          • MightymanM Offline
            MightymanM Offline
            Mightyman
            wrote on last edited by
            #5

            Obvious one for over revving is an air leak but if it's fine when cold, not too sure.

            TDR 125 - 2001

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            • rogeringR Offline
              rogeringR Offline
              rogering
              wrote on last edited by
              #6

              It seems fine with my petcock half off if that helps

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              • CalumC Offline
                CalumC Offline
                Calum
                wrote on last edited by
                #7

                I have seen this before when the throttle is not shut off properly.

                Make sure the cable is routed properly and the carb is completely shut. If it checks out okay then I wouls be looking at a leak somewhere. A can of WD40 will help isolate the problem. Spraying in the usual cases, carb inlet and left hand crank seal. It should idle properly for a moment when you soak the air leak.

                Always Originate, Never Pirate!

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                • rogeringR Offline
                  rogeringR Offline
                  rogering
                  wrote on last edited by
                  #8

                  No leaks or cables dodgy all new and tested it's idling fine just when I throttle it it won't pick up revs until I turn petcock off then goes fine until it empty then revs I turn tap back on it goes fine again and dose the same boggy full throttle but if I turn tap half way off the bikes perfect so I'm thinking too much fuel so how do I solve and check please help

                  CalumC 1 Reply Last reply
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                  • rogeringR Offline
                    rogeringR Offline
                    rogering
                    wrote on last edited by rogering
                    #9

                    I'll go and take pic of carb in 15 mins if that helps because I know it ain't the stock square ones I see it's a round screw kind

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                    • rogeringR rogering

                      No leaks or cables dodgy all new and tested it's idling fine just when I throttle it it won't pick up revs until I turn petcock off then goes fine until it empty then revs I turn tap back on it goes fine again and dose the same boggy full throttle but if I turn tap half way off the bikes perfect so I'm thinking too much fuel so how do I solve and check please help

                      CalumC Offline
                      CalumC Offline
                      Calum
                      wrote on last edited by
                      #10

                      @rogering Choke isn't locked on is it?

                      Always Originate, Never Pirate!

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                      • rogeringR Offline
                        rogeringR Offline
                        rogering
                        wrote on last edited by
                        #11

                        Choke is fine mate I can see it open and close when I cleaned it out just seems like its dumping too much fuel in what would that be ? As I don't think it's the right carb for the bike tbh

                        CalumC NINJAN 2 Replies Last reply
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                        • rogeringR rogering

                          Choke is fine mate I can see it open and close when I cleaned it out just seems like its dumping too much fuel in what would that be ? As I don't think it's the right carb for the bike tbh

                          CalumC Offline
                          CalumC Offline
                          Calum
                          wrote on last edited by
                          #12

                          @rogering Open up the air screw then.

                          It doesn't really mattee what carb you got, so long as it set up properly.

                          I posted a blog on here about how to sey it up properly.

                          Always Originate, Never Pirate!

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                          • rogeringR rogering

                            Choke is fine mate I can see it open and close when I cleaned it out just seems like its dumping too much fuel in what would that be ? As I don't think it's the right carb for the bike tbh

                            NINJAN Offline
                            NINJAN Offline
                            NINJA
                            wrote on last edited by
                            #13

                            @rogering If it's just flooding turn the petrol OFF and crank it 10-12 times with no throttle. Then let it sit for 2-3 mins, then turn the petrol back on and start as normal. That should help get rid of the over fueling.

                            SEDUCED BY THE DARK SIDE!!!

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                            • J Offline
                              J Offline
                              Jens Eskildsen
                              wrote on last edited by
                              #14

                              Verify that the float height is correct

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                              2
                              • rogeringR Offline
                                rogeringR Offline
                                rogering
                                wrote on last edited by
                                #15

                                I was going off float hight for a dtr when it was a Dt 2 mil difference and just realised the pod filter was batterd and was restricting air flow all good now cheers guys

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