i had the same problem. 3 bolts holding the slave cylinder were lose. On Mon, Aug 8, 2011 at 2:28 PM, Mike21222 <[email protected]> wrote:
> Awesome posts, Thanks Kyle. > so I'm rebuilding both the master and slave, as I hope not to re-visit > this issue... > I have the parts save for the replacement sightglass. > I read a post somewhere, I forget where now, but the sightglass can be > replaced easily using super glue and this mineral glass material. > I guess I will have to get the old one out and measure it somehow, as > these glass pieces come in sizes varying by .1 mm. > How do I measure the old sightglass down to .1mm without a micrometer? > Any suggestions? Or should I just take a WAG at it and fill it in with > Super Glue? > I know that a dime is pretty darn close to the diameter of the glass > itself. > A dime is 17.9 m, as per google. But I think maybe I pull the old > glass and have a machinist measure it for me. > Hopefully it comes out in 1 piece. ??? > Mike > > On Aug 2, 10:27 pm, Kyle Munz <[email protected]> wrote: > > Man, I have no idea why the heat would be affecting it. That said both > cyls > > aren't that hard to rebuild. Basically you order the rubber bits, tear it > > apart, clean it really well, take care putting it back together, then go > > back through the PiTA process of bleeding it again. I took pics of my > > rebuild in the links below. > > > > > http://munz.kicks-ass.net/nighthawk/?p=172http://munz.kicks-ass.net/nighthawk/?p=187http://munz.kicks-ass.net/nighthawk/?p=196 > > > > -Kyle > > > > > > > > On Tue, Aug 2, 2011 at 5:25 PM, Mike21222 <[email protected]> wrote: > > > Ok, I've bled the clutch twice, the problem still existed, so I had it > > > done at the shop. > > > It is still doing the same thing, the shop recommends rebuilding the > > > master cylinder, but the trouble only occurs when the bike gets hot. > > > Then I have to pump the clutch to get it to disengage. If it's only > > > when its hot, how could that spell master cylinder, seems the heat is > > > localized to the slave cylinder area and the clutch mechanism itself. > > > Perhaps I should replace the slave sylinder. Or have it rebuilt. Or > > > maybe I should have both rebuilt? Any comments? Mike > > > > > On Jul 28, 7:51 pm, Mike21222 <[email protected]> wrote: > > > > I have a recently purchased 1984 CB650SC, it's been running fine for > a > > > > few weeks, got the oil changed a few days ago, and new tires. and > > > > since then I have noticed the clutch is starting to act up. It works > > > > fine when the engine is cold, but once the engine gets heated up, > it's > > > > tough to disengage the clutch. I have checked the clutch master > > > > cylinder, it needed fluid, I added a little DOT 3, just as the book > > > > prescribes. It ran fine on the way home, once I got home the clutch > > > > again was acting like it did not want to disengage. Anyone know what > > > > might be going on here? Could it be they used the wrong viscosity of > > > > oil? Could overheating cause this? How about the slave cylinder? > There > > > > are no leaks anywhere. I think the bike sat for about a year before I > > > > bough it. I also thjink its been quite a while since someone checked > > > > the master cylinder because the screws were seized up and I had to > tap > > > > them both out. I replaced them with allen screws from a fastener > > > > store. Any helpful suggestions out there would be appreciated. > > > > Mike > > > > > -- > > > You received this message because you are subscribed to the Google > Groups > > > "Nighthawk Motorcycle Lovers!" group. > > > To post to this group, send email to [email protected] > . > > > To unsubscribe from this group, send email to > > > [email protected]. > > > For more options, visit this group at > > >http://groups.google.com/group/nighthawk_lovers?hl=en.- Hide quoted > text - > > > > - Show quoted text - > > -- > You received this message because you are subscribed to the Google Groups > "Nighthawk Motorcycle Lovers!" group. > To post to this group, send email to [email protected]. > To unsubscribe from this group, send email to > [email protected]. > For more options, visit this group at > http://groups.google.com/group/nighthawk_lovers?hl=en. > > -- You received this message because you are subscribed to the Google Groups "Nighthawk Motorcycle Lovers!" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/nighthawk_lovers?hl=en.
