Possible starter clutch issue?

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  • JTGS850GL
    Forum Guru
    Past Site Supporter
    • Aug 2013
    • 9735
    • GA

    #1

    Possible starter clutch issue?

    Went for a ride on Sunday but noticed a strange sound when starting the bike. When I pressed the start button I notices a kind of a sharp nocking/tapping/gear grinding sound. Engine started just fine but have heard this twice now. Am I going down the road of needing a new starter clutch? What should I be looking for in terms of damage parts to replace?
    http://img633.imageshack.us/img633/811/douMvs.jpg
    1980 GS1000GT (Daily rider with a 1983 1100G engine)
    1998 Honda ST1100 (Daily long distance rider)
    1982 GS850GLZ (Daily rider when the weather is crap)

    Darn, with so many daily riders it's hard to decide which one to jump on next.;)

    JTGS850GL aka Julius

    GS Resource Greetings
  • tom203
    Forum Guru
    Past Site Supporter
    • Aug 2010
    • 8925
    • Norway,Maine

    #2
    Don't wait - go exploring now! Maybe a roller came loose or maybe the three screws are loosening up. Best not to damage crank surface
    Attached Files
    1981 gs650L

    "We are all born ignorant, but you have to work hard to stay stupid" Ben Franklin

    Comment

    • JTGS850GL
      Forum Guru
      Past Site Supporter
      • Aug 2013
      • 9735
      • GA

      #3
      That was my guess. Don't have a flywheel puller. Any other options?
      http://img633.imageshack.us/img633/811/douMvs.jpg
      1980 GS1000GT (Daily rider with a 1983 1100G engine)
      1998 Honda ST1100 (Daily long distance rider)
      1982 GS850GLZ (Daily rider when the weather is crap)

      Darn, with so many daily riders it's hard to decide which one to jump on next.;)

      JTGS850GL aka Julius

      GS Resource Greetings

      Comment

      • rapidray
        Forum Guru
        GSResource Superstar
        • Oct 2006
        • 8195
        • So Cal

        #4
        Yes, buy a puller.
        Ray.

        Comment

        • uk gs nut
          Forum Mentor
          • Feb 2011
          • 691
          • Co durham uk

          #5
          You most definitely need a flywheel puller, I just changed the stator and rotor on my 77 750 and it was a devil to get off. An impact wrench helps also, as stated get in there sooner than later.
          My bikes 79 GS1000 1085 checked and approved by stator the GSR mascot :eagerness: and 77 GS750 with 850 top end, GS850g, and my eldest sons 78 GS550, youngest sons GS125. Project bike 79 GS1000N

          Comment

          • JTGS850GL
            Forum Guru
            Past Site Supporter
            • Aug 2013
            • 9735
            • GA

            #6
            OK, suggestions on which puller and where to get it? This is for a 1983 GS1100G engine. I'd like to try to order the tool as soon as possible.
            I don't plan on riding this one till it gets resolved.
            Last edited by JTGS850GL; 04-07-2015, 02:52 PM.
            http://img633.imageshack.us/img633/811/douMvs.jpg
            1980 GS1000GT (Daily rider with a 1983 1100G engine)
            1998 Honda ST1100 (Daily long distance rider)
            1982 GS850GLZ (Daily rider when the weather is crap)

            Darn, with so many daily riders it's hard to decide which one to jump on next.;)

            JTGS850GL aka Julius

            GS Resource Greetings

            Comment

            • JTGS850GL
              Forum Guru
              Past Site Supporter
              • Aug 2013
              • 9735
              • GA

              #7
              I think this is what I need.




              Motion Pro P/N: 08-0349

              Can anyone confirm?
              http://img633.imageshack.us/img633/811/douMvs.jpg
              1980 GS1000GT (Daily rider with a 1983 1100G engine)
              1998 Honda ST1100 (Daily long distance rider)
              1982 GS850GLZ (Daily rider when the weather is crap)

              Darn, with so many daily riders it's hard to decide which one to jump on next.;)

              JTGS850GL aka Julius

              GS Resource Greetings

              Comment

              • tom203
                Forum Guru
                Past Site Supporter
                • Aug 2010
                • 8925
                • Norway,Maine

                #8
                Not sure how about this michigan guy. We should have a puller sharing club


                1981 gs650L

                "We are all born ignorant, but you have to work hard to stay stupid" Ben Franklin

                Comment

                • JTGS850GL
                  Forum Guru
                  Past Site Supporter
                  • Aug 2013
                  • 9735
                  • GA

                  #9
                  Originally posted by tom203
                  Not sure how about this michigan guy. We should have a puller sharing club


                  http://stores.ebay.com/Motorcycle-Pa...sid=1067012968
                  Yes, kind of like the shim club but with tools. You borrow the tool for shipping + a deposit. When you return the tool you get the deposit back. I could go for that but I do tend to be a tool hoarder.

                  So far this is the least expensive one I've found:

                  Last edited by JTGS850GL; 04-07-2015, 03:46 PM.
                  http://img633.imageshack.us/img633/811/douMvs.jpg
                  1980 GS1000GT (Daily rider with a 1983 1100G engine)
                  1998 Honda ST1100 (Daily long distance rider)
                  1982 GS850GLZ (Daily rider when the weather is crap)

                  Darn, with so many daily riders it's hard to decide which one to jump on next.;)

                  JTGS850GL aka Julius

                  GS Resource Greetings

                  Comment

                  • tom203
                    Forum Guru
                    Past Site Supporter
                    • Aug 2010
                    • 8925
                    • Norway,Maine

                    #10
                    I dislike having tools that I will seldom use - I have too many already. I'd probably opt for 3 arm gear puller and sledge hammer before acquiring more.
                    1981 gs650L

                    "We are all born ignorant, but you have to work hard to stay stupid" Ben Franklin

                    Comment

                    • JTGS850GL
                      Forum Guru
                      Past Site Supporter
                      • Aug 2013
                      • 9735
                      • GA

                      #11
                      I've been doing some research on the starter clutch issues and now thinking of applying the "delayed ignition fix". Any updates on how effective it's been? Any idea if ignition timing would have an impact on how often I get starter kick back? One thing I had to do to convert the 1100G engine to the 1000G ignition was to move the mechanical advance and signal generators over from a 1000G engine. Have not had a chance to verify dynamic ignition timing yet.

                      Thinking of adding a delay relay to the igniter/coil supply line in order to allow the engine to not fire until the starter motor RPMs are up. Probable location of the relay would be inline with the O/W wire supplying current to the coils and igniter. Could also double as a bypass relay mod supplying full battery voltage to the coils and igniter instead of passing through the ignition and kill switch.

                      Not sure there's any problem with the starter clutch right now since it doesn't happen all the time and I hear no unusual sounds once the engine is started. Probably will still check out the starter clutch just to make sure.
                      http://img633.imageshack.us/img633/811/douMvs.jpg
                      1980 GS1000GT (Daily rider with a 1983 1100G engine)
                      1998 Honda ST1100 (Daily long distance rider)
                      1982 GS850GLZ (Daily rider when the weather is crap)

                      Darn, with so many daily riders it's hard to decide which one to jump on next.;)

                      JTGS850GL aka Julius

                      GS Resource Greetings

                      Comment

                      • Carter Turk
                        Forum Sage
                        Charter Member
                        • May 2002
                        • 2281
                        • Bellingham Washington

                        #12
                        A forum member explained how to switch wires by the coils without cutting anything. This will enable the motor to spin without firing the coils. Key on, run switch off, thumb starter button, motor spins, hit run button to on, coils fire. It was post #11 in the thread.
                        "1150-1229 starter button mod", was the thread title in the search function.
                        GS\'s since 1982: 55OMZ, 550ES, 750ET, (2) 1100ET\'s, 1100S, 1150ES. Current ride is an 83 Katana. Wifes bike is an 84 GS 1150ES

                        Comment

                        • JTGS850GL
                          Forum Guru
                          Past Site Supporter
                          • Aug 2013
                          • 9735
                          • GA

                          #13
                          Yes, I saw that thread. It was Posplayer that posted it. I decided to go with option 4 in his list of fixes because I like the clutch safety circuit being intact and that would not allow me to reach over with my left hand to start the bike. The delay relay seems like the best option as it would be automatic.

                          Still looking for someone to confirm the correct tool to remove the flywheel before I order it.
                          http://img633.imageshack.us/img633/811/douMvs.jpg
                          1980 GS1000GT (Daily rider with a 1983 1100G engine)
                          1998 Honda ST1100 (Daily long distance rider)
                          1982 GS850GLZ (Daily rider when the weather is crap)

                          Darn, with so many daily riders it's hard to decide which one to jump on next.;)

                          JTGS850GL aka Julius

                          GS Resource Greetings

                          Comment

                          • posplayr
                            Forum LongTimer
                            GSResource Superstar
                            Past Site Supporter
                            • Dec 2007
                            • 23673
                            • Tucson Az

                            #14
                            What ignitor are you using? There is yet another way that is simpler.

                            Comment

                            • JTGS850GL
                              Forum Guru
                              Past Site Supporter
                              • Aug 2013
                              • 9735
                              • GA

                              #15
                              The igniter is the stock GS1000G unit that was used on the 1980 model. When I installed the 1983 GS1100G engine I transferred the mechanical advance and the signal generator from a 1980 GS1000G engine into the 1983 engine.
                              http://img633.imageshack.us/img633/811/douMvs.jpg
                              1980 GS1000GT (Daily rider with a 1983 1100G engine)
                              1998 Honda ST1100 (Daily long distance rider)
                              1982 GS850GLZ (Daily rider when the weather is crap)

                              Darn, with so many daily riders it's hard to decide which one to jump on next.;)

                              JTGS850GL aka Julius

                              GS Resource Greetings

                              Comment

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