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1980 GS1000S Carb Rebuild ( by a 1st Timer)

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    #16
    Originally posted by Vmass View Post
    Well, I broke the 1st float post. I supported with a socket but apparently not good enough.

    It broke below the narrow part, where the pin goes in. In other words, it broke on the thicker part of the post.

    The pin is bent and still in the broken piece, not wanting to come out.

    What are my options at this point?

    That sucks. You unganged the carbs didn't you?

    Some people repair float posts but I'd rather just find a new carb body. I suggest an ad in the Parts Wanted forum, and be specific as to what carb body you need. The GS1000G carbs are the same as yours so that should expand the search pool.
    Ed

    To measure is to know.

    Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

    Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

    Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

    KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

    Comment


      #17
      Originally posted by Nessism View Post
      That sucks. You unganged the carbs didn't you?

      Some people repair float posts but I'd rather just find a new carb body. I suggest an ad in the Parts Wanted forum, and be specific as to what carb body you need. The GS1000G carbs are the same as yours so that should expand the search pool.
      Unganged the carbs? Please elaborate...

      What is my best repair option?

      Comment


        #18
        Originally posted by Vmass View Post
        Unganged the carbs? Please elaborate...

        What is my best repair option?
        Unganging the carbs is in reference to removing the carb bodies from the interconnection bracket/bars. Many people are intimidated by all the disassembly required and try to "rebuild" the carbs with all the carbs still joined together.

        As already stated, I suggest getting one new carb body, to replace the one you broke.
        Ed

        To measure is to know.

        Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

        Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

        Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

        KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

        Comment


          #19
          The carbs were removed from their brackets. Directions have been followed to a T.

          I am not sure if the socket I used slipped or if I hit the pin too hard. In any event, with 3 more to go I better do something different!

          Yes, I know you suggest replacing.... Also loooking for repair options. I read that these can be repaired, which I may need to do if I don't find a replacement.
          Last edited by Vmass; 05-21-2011, 06:22 PM.

          Comment


            #20
            Originally posted by Vmass View Post
            The carbs were removed from their brackets. Directions have been followed to a T.

            I am not sure if the socket I used slipped or if I hit the pin too hard. In any event, with 3 more to go I better do something different!

            Yes, I know you suggest replacing.... Also loooking for repair options. I read that these can be repaired, which I may need to do if I don't find a replacement.
            Regarding the broken float post, it's only a "mistake" if you do it twice.

            Welcome to the world of 30 year old motorcycles.
            Ed

            To measure is to know.

            Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

            Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

            Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

            KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

            Comment


              #21
              Look in the Tips and Tricks section for a post called "Broken Float Post" by CdNoel
              Cowboy Up or Quit. - Run Free Lou and Rest in Peace

              1981 GS550T - My First
              1981 GS550L - My Eldest Daughter's - Now Sold
              2007 GSF1250SA Bandit - My touring bike

              Sit tall in the saddle Hold your head up high
              Keep your eyes fixed where the trail meets the sky and live like you ain't afraid to die
              and don't be scared, just enjoy your ride - Chris Ledoux, "The Ride"

              Comment


                #22
                Originally posted by Vmass View Post
                The carbs were removed from their brackets. Directions have been followed to a T.

                I am not sure if the socket I used slipped or if I hit the pin too hard. In any event, with 3 more to go I better do something different!

                Yes, I know you suggest replacing.... Also loooking for repair options. I read that these can be repaired, which I may need to do if I don't find a replacement.
                Keep in mind the socket is not supporting the upper post. It's supporting the lower post, which is where the float pin is actually secured. Also, make sure the tool you use to drive out the pin is smaller than the pin itself. It's pretty easy to miss and strike the upper post.

                Comment


                  #23
                  Just did my carbs

                  on my 700EF. I didn't support my post (and I DON'T recommend it) but I used a pin punch and just the handle of a screwdriver to remove my posts. Didn't want to use a hammer cuz didn't want to use too much force. I put them back in by just putting the pin in as far as I could by hand and then used my Latherman to squeeze the pin back in. One side of the pliers on the head of the pin and the other on the opposite side of the post it was closest to. Hope that helps some when you reassemble. Also, make sure you hook up your throttle cable BEFORE you mount the carbs to the intake boots I forgot to.

                  I notice in the bank of pictures on your first post, the coating on one of the cables (clutch) was worn off so you could see the inner metal coiling. Probably should think about replacing that cable because dust and water could get in there and sieze up your cable and if that IS your clutch cable you probably don't want to be riding along at 70 and not be able to clutch your bike! Think OH S#!T how do i STOP????

                  Comment


                    #24
                    Originally posted by dueller View Post
                    on my 700EF. I didn't support my post (and I DON'T recommend it) but I used a pin punch and just the handle of a screwdriver to remove my posts. Didn't want to use a hammer cuz didn't want to use too much force. I put them back in by just putting the pin in as far as I could by hand and then used my Latherman to squeeze the pin back in. One side of the pliers on the head of the pin and the other on the opposite side of the post it was closest to. Hope that helps some when you reassemble. Also, make sure you hook up your throttle cable BEFORE you mount the carbs to the intake boots I forgot to.

                    I notice in the bank of pictures on your first post, the coating on one of the cables (clutch) was worn off so you could see the inner metal coiling. Probably should think about replacing that cable because dust and water could get in there and sieze up your cable and if that IS your clutch cable you probably don't want to be riding along at 70 and not be able to clutch your bike! Think OH S#!T how do i STOP????
                    I can't believe anyone would recommend against supporting the float post.
                    Ed

                    To measure is to know.

                    Mikuni O-ring Kits For Sale...https://www.thegsresources.com/_foru...ts#post1703182

                    Top Newbie Mistakes thread...http://www.thegsresources.com/_forum...d.php?t=171846

                    Carb rebuild tutorial...https://gsarchive.bwringer.com/mtsac...d_Tutorial.pdf

                    KZ750E Rebuild Thread...http://www.thegsresources.com/_forum...0-Resurrection

                    Comment


                      #25
                      An update and some questions.

                      I received a replacement carb for the one I broke the post on (carb#1).

                      The replacement carb has a different number than the other one. However, the body seems identical with a few minor differences. All ports, holes etc. seem to be the same.

                      I managed to get all 4 carbs apart, dipped, cleaned and put back together using the K & L kit and o-ring kit. All went well after the 1st broken post blunder.

                      All are together, loosely. Know I need to learn what screws/jets get turned in/out etc.. as well as the bowl height adjustment.

                      I am still a little unsure about where to get this information from, the S seems to be tough to find this information.

                      FYI: The cleaning document is priceless... I did carb #4 without looking at it!

                      Thanks for all the help to date!!

                      Comment


                        #26
                        Originally posted by Nessism View Post
                        I can't believe anyone would recommend against supporting the float post.
                        I can't believe anyone would be even slightly concerned about losing a clutch cable at 70 mph, or any other speed.
                        Dude, learn to ride. A clutch cable is nothing.
                        http://img.photobucket.com/albums/v5...tatesMap-1.jpg

                        Life is too short to ride an L.

                        Comment


                          #27
                          Any Help ?

                          Comment


                            #28
                            Have you thoroughly looked through Basscliff's site, downloaded the service manual, or looked through your Clymers for the settings? You'll find a lot of that there.
                            Cowboy Up or Quit. - Run Free Lou and Rest in Peace

                            1981 GS550T - My First
                            1981 GS550L - My Eldest Daughter's - Now Sold
                            2007 GSF1250SA Bandit - My touring bike

                            Sit tall in the saddle Hold your head up high
                            Keep your eyes fixed where the trail meets the sky and live like you ain't afraid to die
                            and don't be scared, just enjoy your ride - Chris Ledoux, "The Ride"

                            Comment

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