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Carbs cleaned, how to start up again?

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    #16
    Originally posted by loud et View Post
    Is the vacuum line hooked up from the petcock to the carbs?

    Regarding the main idle screw, the tutorial that I used said two turn in after it makes contact with the plate. It says be ready, the rpm's may skyrocket, so you may have to back it out right away...but with full choke on, it will race up anyways.

    Other than the vacuum like, not sure. crack your carb bowl drain screws abd see if they have fuel in them yet. If no, you have a seriously kinked fuel line or some fuel delivery issue.
    The float drains are the first thing I'm gonna check tomorrow. I suspect that I may have issues with the fuel cock... it is very hard to turn between on / prime / reserve. Maybe it is gunked up?

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      #17
      I added the one thing you forgot on your list

      Quote: Just a little background on what exactly I've done between when it last ran and now:
      • Tore down carbs per the instructions on bikecliff's site
      • Used carb dip
      • Checked / cleaned all jets. Replaced pilot jets that were stripped from PO.
      • Confirmed all jets were stock sizes
      • Replaced all o-rings with kit from cycleorings.com
      • New float bowl gaskets
      • New pilot jet plugs
      • Checked float height with calipers
      • Bench synced
      • Mixture screws set to 2.5 turns out from seated
      • Replaced intake boot o-rings
      • Reassembled with stainless steel fasteners
      • HAD STEVE COME OVER AND HELP
      just a little razz for ya Zack....I know you are learning a lot with this bike and doing a good job too. hang in there, you are getting closer every day!

      Comment


        #18
        Originally posted by loud et View Post
        I added the one thing you forgot on your list

        Quote: Just a little background on what exactly I've done between when it last ran and now:
        • Tore down carbs per the instructions on bikecliff's site
        • Used carb dip
        • Checked / cleaned all jets. Replaced pilot jets that were stripped from PO.
        • Confirmed all jets were stock sizes
        • Replaced all o-rings with kit from cycleorings.com
        • New float bowl gaskets
        • New pilot jet plugs
        • Checked float height with calipers
        • Bench synced
        • Mixture screws set to 2.5 turns out from seated
        • Replaced intake boot o-rings
        • Reassembled with stainless steel fasteners
        • HAD STEVE COME OVER AND HELP
        just a little razz for ya Zack....I know you are learning a lot with this bike and doing a good job too. hang in there, you are getting closer every day!
        Haha thanks man. I WISH I'd had the bike put together and been at home when Steve stopped over

        It's just been such a hectic week between work, MSF and these blasted carbs! I'm tired!

        Comment


          #19
          Originally posted by exzachtly1 View Post
          The float drains are the first thing I'm gonna check tomorrow. I suspect that I may have issues with the fuel cock... it is very hard to turn between on / prime / reserve. Maybe it is gunked up?
          oh hell yeah it could be gunked up. messed up petcocks are on the top 5 list of gs issues/neglected maintenance problems. it shouls be removed from the tank and inspected/cleaned. at least you need to see if gas flows from it freely while hooked up to the tank. If its a vacuum operated petcock like all mine are, you just suck on the small line and fuel should flow easily out of the larger diameter line. once you stop sucking(producing vacuum) the fuel should stop flowing within a couple seconds.

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            #20
            Oh no you mean I have to disconnect that thing again

            I found it nearly impossible to connect the fuel line to the carburetor when they were on the bike. Please dont make me disconnect that again haha. Maybe I can disconnect it from the tank end

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              #21
              Originally posted by exzachtly1 View Post
              Oh no you mean I have to disconnect that thing again

              I found it nearly impossible to connect the fuel line to the carburetor when they were on the bike. Please dont make me disconnect that again haha. Maybe I can disconnect it from the tank end
              yeah, its a pain. use some needlenose pliars to get it in, and raise the rear of the gas tank up and put something under it to hold it up out of your way some. been there done that too about a dozen million times it seems.

              Comment


                #22
                Originally posted by exzachtly1 View Post
                Oh no you mean I have to disconnect that thing again

                I found it nearly impossible to connect the fuel line to the carburetor when they were on the bike. Please dont make me disconnect that again haha. Maybe I can disconnect it from the tank end
                Wow, no wonder you're reluctant to pull that. Put that line on the carbs while they're off the bike and you can get access. Once installed, just connect & disconnect the tank end. You'd need the patience of Job to get that line off the carbs while they're installed!
                and God said, "Let there be air compressors!"
                __________________________________________________ ______________________
                2009 Suzuki DL650 V-Strom, 2004 HondaPotamus sigpic Git'cha O-ring Kits Here!

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                  #23
                  Originally posted by robertbarr View Post
                  Wow, no wonder you're reluctant to pull that. Put that line on the carbs while they're off the bike and you can get access. Once installed, just connect & disconnect the tank end. You'd need the patience of Job to get that line off the carbs while they're installed!
                  Haha yep, as soon as I put them on I realized what I had done. Ended up having to slide them back out to connect it the first time.

                  Comment


                    #24
                    Make sure fuel reaches carbs; doublecheck plug wires are on correctly (left coil fires 1 and 4- right fires 2 and 3). Make sure choke is working at carb end (choke plunger bar moves 1/2 inch out). Remember no throttle input during "choking". If no go after 30 seconds of cranking, pull spark plug to determine if fuel is there.
                    1981 gs650L

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

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                      #25
                      Next time you have the carbs out, put a zip tie on the bottom. Nothing worse than pulling the line off the carb when you are trying to remove the line from the petcock.

                      Comment


                        #26
                        Originally posted by loud et View Post
                        I added the one thing you forgot on your list

                        HAD STEVE COME OVER AND HELP
                        Hey, I offered several times, never got the official "Okie dokie".

                        I was going to stop by and help for a bit on my way home from upstate NY, but Zach said he was doing his MSF class that day. That will trump a visit from me ANY day.

                        I couldn't sleep Friday night, got up early Saturday morning and started driving home. Went past his house about 1330 and left a couple of mixture screws for him.


                        Originally posted by exzachtly1 View Post
                        Oh no you mean I have to disconnect that thing again

                        I found it nearly impossible to connect the fuel line to the carburetor when they were on the bike. Please dont make me disconnect that again haha. Maybe I can disconnect it from the tank end
                        You SHOULD disconnect from the tank end, for the fuel AND the vacuum.

                        If you are using correctly-sized OEM lines, it's easy, and you don't need any clamps to hold the tubes in place.


                        Originally posted by tom203 View Post
                        ... doublecheck plug wires are on correctly (left coil fires 1 and 4- right fires 2 and 3). ...
                        Unless a previous owner has swapped the coil locations and the left one fires 2 and 3.

                        Yeah, he swapped all the wiring, too, so everything worked OK, just that the coils were in opposite positions.

                        .
                        Last edited by Steve; 09-16-2012, 11:48 AM.
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                          #27
                          I know this is random but are your spark plugs dry? Throw some fuel into each cylinder and put the plugs back in then start her up!

                          For the battery, just use jumper cables and connect you battery to your vehicles battery. Just don't start your vehicle... Only the connection is needed.

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                            #28
                            Wow lots of good recommendations. I'm completely exhausted from MSF weekend and a slight mishap with the car this morning that almost made me late!!! So I didn't really get to the bike today. I picked up a battery tender junior and its charging now; I'll check all this stuff tomorrow probably.

                            Just for kicks I gave it one more attempt. Battery had enough juice to crank the engine just a bit, and it gave an encouraging rumble from the muffler just as the battery went dead again. I think it may have started if the battery was charged this time. We'll see what happens tomorrow. I'll be sure to check how the plugs are connected too - I haven't changed the order of them but maybe they're not right.

                            In other news, I now have my endorsement from my MSF course and will be able to get the M on my license later this week. Woohoo!

                            I'll post back here tomorrow after I have time to fiddle around with a fresh battery.

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                              #29
                              Jump it with a car battery but DO NOT have the car running while jumping it off.
                              MY BIKES..1977 GS 750 B, 1978 GS 1000 C (X2)
                              1978 GS 1000 E, 1979 GS 1000 S, 1973 Yamaha TX 750, 1977 Kawasaki KZ 650B1, 1975 Honda GL1000 Goldwing, 1983 CB 650SC Nighthawk, 1972 Honda CB 350K4, 74 Honda CB550

                              NEVER SNEAK UP ON A SLEEPING DOG..NOT EVEN YOUR OWN.


                              I would rather trust my bike to a "QUACK" that KNOWS how to fix it rather than a book worm that THINKS HE KNOWS how to fix it.

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                                #30
                                Originally posted by chuck hahn View Post
                                Jump it with a car battery but DO NOT have the car running while jumping it off.
                                What he said.

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