Oops, clean and lubricate the shaft AND all the other joints that are supposed to move when you turn the shaft. Just do everything.
Bill S San Diego On Friday, October 14, 2022 at 11:53:05 AM UTC-7 Garth wrote: > I forget to add what Laing already mentioned, I figured the knob was > loosening because the shaft wasn't moving freely enough. Hence, people > overtighten the knob and break it in trying to compensate for the > resistance in the main shaft. If lube isn't enough, a new main shaft kit > would apply. > > On Friday, October 14, 2022 at 11:47:10 AM UTC-4 cycli...@gmail.com wrote: > >> Epoxy >> >> >> On Friday, October 14, 2022 at 8:41:41 AM UTC-7 pi...@gmail.com wrote: >> >>> I spoke too soon. Overnight, the loctite cured and now I can turn it >>> (with a ton of effort, but it works!). Now I can build up my wheel. >>> >>> On Fri, Oct 14, 2022 at 6:46 AM lconley <lco...@brph.com> wrote: >>> >>>> Have you lubricated the other items along the threaded rod to reduce >>>> the amount of torque required to rotated the rod? Boeshield would be good >>>> for that. Lubricate the shaft (except for the knob/locknut) and the >>>> tighten >>>> the locknut real good against the knob. If that doesn't work, the just >>>> keep >>>> a wrench handy to turn the locknut against the knob when wanting to rotate >>>> the shaft the opposite way from the knob. >>>> >>>> Laing >>>> >>>> On Friday, October 14, 2022 at 8:54:59 AM UTC-4 pi...@gmail.com wrote: >>>> >>>>> Already tried red loctite. Doesn't work. >>>>> >>>>> On Fri, Oct 14, 2022 at 5:34 AM Eric Marth <eric...@gmail.com> wrote: >>>>> >>>>>> I'd try something like red Loctite first. Easy to find, easy to >>>>>> apply. >>>>>> >>>>>> If that doesn't work you might try looking for a more robust >>>>>> replacement thread-on knob that has a set screw built in. Find our the >>>>>> pitch of your metal thread and check out McMaster-Carr for "threaded >>>>>> hole >>>>>> knobs." >>>>>> >>>>>> On Friday, October 14, 2022 at 8:24:49 AM UTC-4 pi...@gmail.com >>>>>> wrote: >>>>>> >>>>>>> I do have the locknut, but it doesn't help. It keeps the knob from >>>>>>> turning clockwise once it's snug against it, but counter-clockwise (the >>>>>>> unscrewing action) doesn't work. >>>>>>> >>>>>>> On Fri, Oct 14, 2022 at 1:31 AM Garth <gart...@gmail.com> wrote: >>>>>>> >>>>>>>> My first question then is "how was the knob attached to begin with >>>>>>>> from the factory ?" >>>>>>>> According to the photos, that style of knob was used on the TS-2, >>>>>>>> this is yours yes ? (Sorry I don't know your name as it was not >>>>>>>> included) >>>>>>>> >>>>>>>> So, ever inquisitive, whenever it comes to parts, I always refer to >>>>>>>> original parts documents. According the stock photos and parts pdf, >>>>>>>> *there >>>>>>>> should have been a locknut for the knob to begin with*. >>>>>>>> https://www.parktool.com/assets/doc/product/TS-2_instructions.pdf >>>>>>>> >>>>>>>> You may have a suitable nut on hand as Park likely uses common SAE >>>>>>>> threading. If not you could contact Park and maybe they'll send you >>>>>>>> one or >>>>>>>> just go to the local hardware store. >>>>>>>> >>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> >>>>>>>> On Thursday, October 13, 2022 at 11:02:48 PM UTC-4 Josiah Anderson >>>>>>>> wrote: >>>>>>>> >>>>>>>>> Oh, rereading I see now that you're actually trying to get the new >>>>>>>>> knob to stay put. What if you used that same locknut idea, just with >>>>>>>>> one >>>>>>>>> nut pushing against the back of the knob? That would probably hold it >>>>>>>>> on >>>>>>>>> quite securely. >>>>>>>>> >>>>>>>>> Le jeu. 13 oct. 2022 à 21:00, Josiah Anderson < >>>>>>>>> anderso...@gmail.com> a écrit : >>>>>>>>> >>>>>>>>>> The goal is to remove that threaded rod, right? I would try to >>>>>>>>>> find two nuts that fit on there and lock them together, like you >>>>>>>>>> would on a >>>>>>>>>> hub axle, and just use those to turn it. Alternatively you could >>>>>>>>>> wrap it in >>>>>>>>>> something soft (bar tape?) and turn it with vise grips or something. >>>>>>>>>> I >>>>>>>>>> don't think the broken plastic knob necessarily has to be involved >>>>>>>>>> in this >>>>>>>>>> process, unless I'm missing something, which is very possible. >>>>>>>>>> >>>>>>>>>> Josiah >>>>>>>>>> Missoula, MT >>>>>>>>>> >>>>>>>>>> Le jeu. 13 oct. 2022 à 20:53, Piaw Na <pi...@gmail.com> a écrit : >>>>>>>>>> >>>>>>>>>>> I broke the plastic knob on my truing stand (see attached >>>>>>>>>>> photo). I have a replacement knob from Park, but am discovering >>>>>>>>>>> that just >>>>>>>>>>> threading it on doesn't work --- when I need to turn the shaft >>>>>>>>>>> counter-clockwise it comes off the shaft instead of turning it. >>>>>>>>>>> I've >>>>>>>>>>> already tried red and blue loctite and those don't work on >>>>>>>>>>> metal/plastic >>>>>>>>>>> interfaces. 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