Forums 🚥 PiT STOP 🔧 Hyosung Technical Help Carburetor bowl height settings and help – Gt125r carb floats

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    • #14978
      Brian
      Member
      • Topics: 8
      • Replies: 12
      @woody
      Uk
      Gt125r

      Recently got my project gt125r running with thanks to Marcel, it was turning on one cylinder, I have spark and compression both cylinders, took carbs off and noticed empty bowl in that carb. Adjusted float bowl and now both bowls are full but no start, does anyone have instructions on how to set the bowls and what height please? Thank you all in advance and Marcel!

    • #14990
      ♠️ MARCEL
      Admin
      • Topics: 45
      • Replies: 2,098
      @mf448kxn6
      North UK
      GTR

      Put the carb on the table , make sure the floats face the sky.

      It should be 7mm resting and about 12-17mm lifted up by your hand (gently)

      Resting must be exactly 7mm or about 7.5mm max  (6mm isn’t good or neither is 8mm) must be in the 7mm range.

      Hate to say it, see the “permanent jet” that’s next to the mains & pilots = That perma-jet is for Starting the bike,  use compressed air and carb cleaner until you hear it “HISS” on the other side deep in the carb bowls, this will help clear it up.

      Then take both pilot jets in your hand , face the sky , see if light shines through both jets “equally” or clean the pilot jets again.

      Let us know if that helps!

      // Meditation doesn't mean you have to sit still....

    • #14993
      Brian
      Member
      • Topics: 8
      • Replies: 12
      @woody
      Uk
      Gt125r

      That helped Marcel the bike is running! Now I have another issue 😆 when the bike has been idling for 5 mins it randomly cuts out, no attempt at starting…nothing no click no noise, electrics on dash all work. After bike has cooled down she fires up again?

    • #14997
      ♠️ MARCEL
      Admin
      • Topics: 45
      • Replies: 2,098
      @mf448kxn6
      North UK
      GTR

      I will address this in your other topic that says “ticking issue” , i have also responded there.

      Good to hear the carbs work now

      // Meditation doesn't mean you have to sit still....

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