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  4. DT 125R not starting

DT 125R not starting

Scheduled Pinned Locked Moved DTRE
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  • O Offline
    O Offline
    Oisin
    wrote on last edited by
    #1

    Hello again everyone.
    My dt won't start. I was riding it around earlier in the day then I put it into the shed to work on it, in the process the fuel line snapped so I took of the carb and hooked one up to it. After that it wouldn't start. I checked for spark which I have and I tried my best to give the carb a good cleaning. The fuel level is a bit low so I'm wondering if I really need to top it up past the reserve. Not sure though. Any ideas. All help appreciated, thanks

    1 Reply Last reply
    0
    • CalumC Offline
      CalumC Offline
      Calum
      wrote on last edited by
      #2

      Is the float blocked. Is the spark plug wet. Are you sure it's getting fuel.

      Easy(dirty) way to check. Spray a lynx deodrant into the combustion chamber and try and start it. If it fires into life (even briefly) you know it's a fueling issue.

      Always Originate, Never Pirate!

      NINJAN O 3 Replies Last reply
      0
      • CalumC Calum

        Is the float blocked. Is the spark plug wet. Are you sure it's getting fuel.

        Easy(dirty) way to check. Spray a lynx deodrant into the combustion chamber and try and start it. If it fires into life (even briefly) you know it's a fueling issue.

        NINJAN Offline
        NINJAN Offline
        NINJA
        wrote on last edited by
        #3

        @Calum Does it have to be Lynx??? 😀 😀 😀

        SEDUCED BY THE DARK SIDE!!!

        1 Reply Last reply
        0
        • CalumC Calum

          Is the float blocked. Is the spark plug wet. Are you sure it's getting fuel.

          Easy(dirty) way to check. Spray a lynx deodrant into the combustion chamber and try and start it. If it fires into life (even briefly) you know it's a fueling issue.

          O Offline
          O Offline
          Oisin
          wrote on last edited by
          #4

          @Calum Ok thanks Calum I'll give it a try 👍

          1 Reply Last reply
          0
          • CalumC Calum

            Is the float blocked. Is the spark plug wet. Are you sure it's getting fuel.

            Easy(dirty) way to check. Spray a lynx deodrant into the combustion chamber and try and start it. If it fires into life (even briefly) you know it's a fueling issue.

            O Offline
            O Offline
            Oisin
            wrote on last edited by
            #5

            @Calum I did that and she fired briefly (thanks be to God) where should I go from here?

            CalumC 1 Reply Last reply
            0
            • O Oisin

              @Calum I did that and she fired briefly (thanks be to God) where should I go from here?

              CalumC Offline
              CalumC Offline
              Calum
              wrote on last edited by
              #6

              @Oisin Well it's a fueling issue then by the sounds of it.

              Take the carb off and ensure the needle isn't shutting the float off.

              Always Originate, Never Pirate!

              O 2 Replies Last reply
              0
              • CalumC Calum

                @Oisin Well it's a fueling issue then by the sounds of it.

                Take the carb off and ensure the needle isn't shutting the float off.

                O Offline
                O Offline
                Oisin
                wrote on last edited by
                #7

                @Calum Ok ill play around with the carb and let u know thanks again

                1 Reply Last reply
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                • CalumC Calum

                  @Oisin Well it's a fueling issue then by the sounds of it.

                  Take the carb off and ensure the needle isn't shutting the float off.

                  O Offline
                  O Offline
                  Oisin
                  wrote on last edited by
                  #8

                  @Calum I checked the float and adjusted it to be in line with the carb bidy itself. I cleaned out the fuel tank and tried again, still nothing. Any ideas on what gat I can do next? Would it be worth talking of the side panel of the carb and looking in there?

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

                    I'm sorry, I'm really confused.

                    The bike was working, you then broke a fuel line and now it doesn't work?

                    So quite clearly the only thing that's changed is that fuel line.

                    Always Originate, Never Pirate!

                    O 1 Reply Last reply
                    0
                    • CalumC Calum

                      I'm sorry, I'm really confused.

                      The bike was working, you then broke a fuel line and now it doesn't work?

                      So quite clearly the only thing that's changed is that fuel line.

                      O Offline
                      O Offline
                      Oisin
                      wrote on last edited by
                      #10

                      @Calum I know I'm lost myself what else could it possibly be like. So frustrating

                      1 Reply Last reply
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                      • CalumC Offline
                        CalumC Offline
                        Calum
                        wrote on last edited by
                        #11

                        Well it sounds like a fueling issue.

                        Always Originate, Never Pirate!

                        O 1 Reply Last reply
                        0
                        • CalumC Calum

                          Well it sounds like a fueling issue.

                          O Offline
                          O Offline
                          Oisin
                          wrote on last edited by
                          #12

                          @Calum Would u have any ideas where I would go from here

                          markus.wM 2 Replies Last reply
                          0
                          • CalumC Offline
                            CalumC Offline
                            Calum
                            wrote on last edited by
                            #13

                            Yes, check the fueling.

                            Always Originate, Never Pirate!

                            1 Reply Last reply
                            0
                            • O Oisin

                              @Calum Would u have any ideas where I would go from here

                              markus.wM Offline
                              markus.wM Offline
                              markus.w
                              wrote on last edited by
                              #14

                              @Oisin is it possible at all that when you replaced said fuel pipe it was connected back up incorrectly/ wrong place/wrong way around? Just a thought.

                              1 Reply Last reply
                              1
                              • O Oisin

                                @Calum Would u have any ideas where I would go from here

                                markus.wM Offline
                                markus.wM Offline
                                markus.w
                                wrote on last edited by
                                #15

                                @Oisin maybe check said fuel pipe is actually allowing fuel to pass through. I presume it's a new pipe but stranger things have happened.

                                CalumC 1 Reply Last reply
                                0
                                • markus.wM markus.w

                                  @Oisin maybe check said fuel pipe is actually allowing fuel to pass through. I presume it's a new pipe but stranger things have happened.

                                  CalumC Offline
                                  CalumC Offline
                                  Calum
                                  wrote on last edited by
                                  #16

                                  @markus-w I had this when I replaced it with a silicone host, it kinked and stopped fuel from flowing.

                                  Use properly braided and rated fuel hose. Is my advice.

                                  Always Originate, Never Pirate!

                                  markus.wM 1 Reply Last reply
                                  0
                                  • CalumC Calum

                                    @markus-w I had this when I replaced it with a silicone host, it kinked and stopped fuel from flowing.

                                    Use properly braided and rated fuel hose. Is my advice.

                                    markus.wM Offline
                                    markus.wM Offline
                                    markus.w
                                    wrote on last edited by
                                    #17

                                    @Calum yes I agree. That's good advice. Some parts it doesn't matter so much but there's certain things you just can't skimp on.

                                    O 1 Reply Last reply
                                    0
                                    • markus.wM markus.w

                                      @Calum yes I agree. That's good advice. Some parts it doesn't matter so much but there's certain things you just can't skimp on.

                                      O Offline
                                      O Offline
                                      Oisin
                                      wrote on last edited by
                                      #18

                                      @markus-w got it going it was the fuel line thanks very much

                                      markus.wM 1 Reply Last reply
                                      2
                                      • O Oisin

                                        @markus-w got it going it was the fuel line thanks very much

                                        markus.wM Offline
                                        markus.wM Offline
                                        markus.w
                                        wrote on last edited by
                                        #19

                                        @Oisin happy days, you're most welcome. Can I ask what was wrong with the fuel line?

                                        O 1 Reply Last reply
                                        0
                                        • markus.wM markus.w

                                          @Oisin happy days, you're most welcome. Can I ask what was wrong with the fuel line?

                                          O Offline
                                          O Offline
                                          Oisin
                                          wrote on last edited by
                                          #20

                                          @markus-w It appeared to be kinked under the fuel tank and so I couldn't see it. I also have the tank a good clean out which helped a lot I think

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