Clutch pedal on floor

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  • QuattroFever
    S2Forum Extremist
    • May 2006
    • 1360
    • Country: United Kingdom

    #1

    Clutch pedal on floor

    Just fitted an alli flywheel with an all new Clutchnet clutch and at the same time replaced the clutch slave and realease bearing. I removed the spacer as should be done when putting the new flywheel in place but now it's all back together and driving, the pedal keeps getting stuck on the floor.
    The clutch seems to bite in the right place and in all other ways performs fine but just keeps getting stuck on the floor which is at best irritating and at other times, dangerous.
    It engages and disengages fine but when pushed down, sometimes the pedal doesn't seem to want to return up without a bit of a tap to convince it.
    Anyone have any idea what is wrong or heard of this? Any ideas where to look for the problem?
    Please don't say the box has to come out again...
    Volcano ABY coupe

    Ant
  • CHEN
    S2Forum Addict
    • Mar 2004
    • 329
    • Country: England

    #2
    I would re-bleed the clutch system that might well cure it. Once you are a 100% sure its well bled you might have to take the box out and see if the release bearing is sticking. Still I have had this a few times and most of the time a good bleed sorts it out.

    Comment

    • 4WheelDrifter
      S2Forum Zealot
      • Oct 2004
      • 5773
      • Country: Devon

      #3
      That sounds like the old master cylinder problem.
      SS

      Comment

      • QuattroFever
        S2Forum Extremist
        • May 2006
        • 1360
        • Country: United Kingdom

        #4
        Clutch is well bled. I put about half a litre through it alone and done all four corners as well.

        Just done a search on master cylinder sound like same symptoms i'm getting.

        I'll try fitting a new master.

        Hope it solves my crunch into second at high rpm? :cheers:
        Volcano ABY coupe

        Ant

        Comment

        • prosty
          S2Forum Extremist
          • Jun 2005
          • 1114
          • Country: Sweden

          #5
          I think you need to adjust your master cylinder down at the pedal. if it stucks then it's probably missadjusted. You need to turn the adjustent screw a few turns, try to push the clutch down and see if it stucks there, if it crunches when you shift, it probably doesn't press the clutch all the way down, this might be why the pedal also stucks for you. try adjusting the master cylinder before you change it. I've had this problem myself when I adjusted the master too much

          Especially if you've removed the spacer between the engine and gearbox. Then the adjustment can be really off.
          2004 9-5 aero
          2009 Subaru Legacy Diesel
          1994 Toyota Supra Eurospec 6-spd LHD
          3-4 Audis in parts

          Comment

          • QuattroFever
            S2Forum Extremist
            • May 2006
            • 1360
            • Country: United Kingdom

            #6
            anyone got any pics. of where to adjust the master cylinder? Cant really see any way to do it other than unbolting it from the pedal and turning the whole shaft.
            Volcano ABY coupe

            Ant

            Comment

            • prosty
              S2Forum Extremist
              • Jun 2005
              • 1114
              • Country: Sweden

              #7
              Take off the panel above the pedals, otherwise you don't see it, after that, get on you back and you'll see how it works. IIRC there are two bolts on the shaft, one bolt locks the shaft in place, loosen that one, then adjust the shaft with the other.
              2004 9-5 aero
              2009 Subaru Legacy Diesel
              1994 Toyota Supra Eurospec 6-spd LHD
              3-4 Audis in parts

              Comment

              • QuattroFever
                S2Forum Extremist
                • May 2006
                • 1360
                • Country: United Kingdom

                #8
                Adjusted the master and still it sticks but the clutch seems to operate fine other than this So, I removed the red assister spring and the pedal is alot firmer now but not unbearable (it's still lighter than my mk2 valver) and returns fine for now.

                I wonder if there is a less powerful spring that should or can be used in place of the red?
                Volcano ABY coupe

                Ant

                Comment

                • Faheemo
                  S2Forum Maniac
                  • Feb 2005
                  • 544
                  • Country: South Africa

                  #9
                  Welcome to the Club !!!!

                  I used a extra spring to bring the Clutch pedal back up ...
                  Gringo got the same problem as well !!

                  S2 Coupe fully built.
                  10.9 1/4mile 0-100 in 3.5secs
                  Precision 6262 turbo
                  The Green Monster

                  Comment

                  • 20VURQ
                    S2Forum Buff
                    • Jan 2007
                    • 42
                    • Country: United Kingdom

                    #10
                    Any Ideas?

                    Hi Guys,

                    Did anyone manage to solve this problem? Having the same problem with a SPEC 3+ Clutch on RS2 with Lightened Flywheel.

                    Thanks!

                    Comment

                    • MiniMan
                      S2Forum Tinkerer
                      • Aug 2007
                      • 6
                      • Country: United States

                      #11
                      Are you using the 034 supplied flywheel, 20VURQ?

                      Comment

                      • saltinot
                        S2Forum Extremist
                        • May 2004
                        • 1946

                        #12
                        This might seem obvious, but did you remember to place a little grease on the splines of the mainshaft where the release bearing slides? The release bearing might be binding on the mainshaft.

                        Comment

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