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Front brake needs to be squeezed HARD to activate brake light...advice?

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    Front brake needs to be squeezed HARD to activate brake light...advice?

    Gents..

    My "T"'s front brake lever has to be squeezed really hard to activate the brake light. A new switch is like 22 bucks shipped. An entire handle assembly with master cylinder, and new switch is under 30...or can the existing handle be repaired easily?

    Anybody got any insights?

    Peace out.

    P-
    PB
    Central Jersey
    82' Suzuki GS750T


    "Old school is the best school"

    #2
    Clean and adjust the old switch.
    http://img.photobucket.com/albums/v5...tatesMap-1.jpg

    Life is too short to ride an L.

    Comment


      #3
      Agree. This is a very common issue. The pieces like to fall and go running when they hit the floor so consider this your warning. Use some dielectric grease on the sliding contacts during reassembly.
      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


        #4

        What they said....the switch is on the underside of the master cylinder. One of the mentioned pieces is a spring so be careful as noted.
        sigpic
        When consulting the magic 8 ball for advice, one must first ask it "will your answers be accurate?"

        Glen
        -85 1150 es - Plus size supermodel.
        -Rusty old scooter.
        Other things I like to photograph.....instagram.com/gs_junkie
        https://www.instagram.com/glen_brenner/
        https://www.flickr.com/photos/152267...7713345317771/

        Comment


          #5
          I cleaned mine twice over the years and this time I replaced it.

          Comment


            #6
            IMO they are a terrible design.

            You can loosen the screws and slide the contact plate either way to adjust when it activates.

            Lube the switch regularly.
            Current:
            Z1300A5 Locomotive (swapped my Intruder for it), GS450 Cafe Project (might never finish it....), XT500 Commuter (I know - it's a Yamaha :eek:)

            Past:
            VL1500 Intruder (swapped for Z1300), ZX9R Streetfighter (lets face it - too fast....), 1984 GSX750EF, 1984 GSX1100EF (AKA GS1150)
            And a bunch of other crap Yamahas....

            Comment


              #7
              I adjusted the actuator on the front handle as recommended and the light turns on immediately at the lightest touch. The cover to the actuator is cracked, with a piece broken off outside the outer screw, so a new cover is in its way. Once received I'll disassemble, clean, grease with conductive lube, and reassemble. Thx for the instructions on how to adjust.

              The REAR actuator is completely not working. It appears frozen. I'm thinking that will need disassembly and possibly replacement as well. But at least the light goes on quickly with the front brake and thats the most beneficial. At least now I have brake lights and can ride the bike....or MAYBE NOT!!

              The kicker is, the more I work this bike, the more problems I find. The throttle cable is cracked at the bend past the handle, so thats now on the docket. I also cause some of my own issues.( newbie learning curve) When I put the enduro bars and vintage enduro grips on the bike I needed to shave the bevel on the throttle tube/roller to make the enduro grip flush with the control casing. Well, turns out I cut a little too much bezel off that roller. Found that out when off I SNAPPED THE ENTIRE ROLLER OFF THE THROTTLE CONTROL today, doing a quick blip.

              Yea...I'm a spaz.



              Any insight as to why the REAR ACTUATOR is non functional are welcome. And again you guys are lifesavers.
              PB
              Central Jersey
              82' Suzuki GS750T


              "Old school is the best school"

              Comment


                #8
                The kicker is, the more I work this bike, the more problems I find.
                That's normal.
                #1: 1979 GS 550 EC "Red" – Very first Bike / Overhaul thread        New here? ☛ Read the Top 10 Newbie mistakes thread
                #2: 1978 GS 550 EC "Blue" – Can't make it a donor / "Rebuild" thread     Manuals (and much more): See Cliff's homepage here
                #3: 2014 Moto Guzzi V7 II Racer – One needs a runner while wrenching
                #4: 1980 Moto Guzzi V65C – Something to chill

                Comment


                  #9
                  I replaced mine with a hydraulic switch that replaces one of the banjo bolts. Works great.

                  sigpic
                  09 Kaw C14 Rocket powered Barcalounger
                  1983 GS1100e
                  82\83 1100e Frankenbike
                  1980 GS1260
                  Previous 65 Suzuki 80 Scrambler, 76 KZ900, 02 GSF1200S, 81 GS1100e, 80 GS850G

                  Comment


                    #10
                    I just tried mine...turned the ignition on and squeezed and no brake light. I wonder if when my new ignition switch arrives and I install, it will work. We shall see.


                    Ed
                    GS750TZ V&H/4-1, Progressive Shocks, Rebuilt MC/braided line, Tarozzi Stabilizer[Seq#2312]
                    GS750TZ Parts Bike [Seq#6036]
                    GSX-R750Y (Sold)

                    my opinion shouldn't be taken as gospel or in any way that would lead you to believe otherwise (30Sep2021)

                    Comment


                      #11
                      may seem simple but, if you didnt...start with checking the bulb......unless the light works with the foot brake...then of course...disregard.

                      Originally posted by GSXR7ED View Post
                      I just tried mine...turned the ignition on and squeezed and no brake light. I wonder if when my new ignition switch arrives and I install, it will work. We shall see.


                      Ed
                      PB
                      Central Jersey
                      82' Suzuki GS750T


                      "Old school is the best school"

                      Comment


                        #12
                        Originally posted by Pb9717 View Post
                        may seem simple but, if you didnt...start with checking the bulb......unless the light works with the foot brake...then of course...disregard.
                        I pressed the rear brake as well and nothing. The light stays on when ignition switch turned ON. We shall see. It's fun discovering stuff like this on our bikes.


                        Ed
                        GS750TZ V&H/4-1, Progressive Shocks, Rebuilt MC/braided line, Tarozzi Stabilizer[Seq#2312]
                        GS750TZ Parts Bike [Seq#6036]
                        GSX-R750Y (Sold)

                        my opinion shouldn't be taken as gospel or in any way that would lead you to believe otherwise (30Sep2021)

                        Comment


                          #13
                          Originally posted by bobgroger View Post
                          I replaced mine with a hydraulic switch that replaces one of the banjo bolts. Works great.

                          http://www.ebay.com/itm/Universal-Co...-/321959064874
                          Wow...that looks like a headache remover.....
                          PB
                          Central Jersey
                          82' Suzuki GS750T


                          "Old school is the best school"

                          Comment


                            #14
                            Originally posted by GSXR7ED View Post
                            I pressed the rear brake as well and nothing. The light stays on when ignition switch turned ON. We shall see. It's fun discovering stuff like this on our bikes.


                            Ed
                            well,still may be the bulb.its a 2 conductor.
                            PB
                            Central Jersey
                            82' Suzuki GS750T


                            "Old school is the best school"

                            Comment


                              #15
                              Originally posted by Pb9717 View Post
                              well,still may be the bulb.its a 2 conductor.
                              I'll check it...it's been sitting a while. Plus, when I did the MC rebuild, I replaced the contacts. I'll report my findings.


                              Ed
                              GS750TZ V&H/4-1, Progressive Shocks, Rebuilt MC/braided line, Tarozzi Stabilizer[Seq#2312]
                              GS750TZ Parts Bike [Seq#6036]
                              GSX-R750Y (Sold)

                              my opinion shouldn't be taken as gospel or in any way that would lead you to believe otherwise (30Sep2021)

                              Comment

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