Yes, I understand why it can be too tight, nor too loose. I am just wondering if there is a more precise way to set the chain slack, instead just -somewhere between the two extremes-. Perhaps it doesn't matter, but I am worried about the cracking sound.
Javier. On Wed, May 19, 2010 at 11:37 AM, David Cummings < [email protected]> wrote: > about #5 - on any bike with rear suspension, you need more chain slack > than you would think (like say on a bicycle). This is because the > effective chainstay length changes as you compress the shocks. If you > got it fairly tight without any weight on the seat, it's probably too > tight when you are sitting on it, much more so if you go over a bump > with the rear. > Of course, this is all from working with friends' bikes, my 700s > doesn't have this issue :-) > > On Wed, May 19, 2010 at 11:05 AM, paul annen <[email protected]> > wrote: > > the only answer i have is to #4... it is called a torque wrench.... and > #5 > > alot of people use there pocket change to measure ther chain slack... > damn > > im glad my GL is shaft drive... > > > > On Wed, May 19, 2010 at 10:45 AM, Javier Garcia <[email protected]> > wrote: > >> > >> Hi all, > >> > >> I have a couple of questions concerning the chain and rear brake of a 96 > >> NH 750. When I visited Graham last week we adjusted the chain (among > other > >> things), since it was quite loose. Once I got back home I start hearing > some > >> kind of clocking noise when I start from a stop. It appears to be > related to > >> the chain somehow. It is difficult to describe, but once the bike start > >> moving I can hear some "crank, crank, crank" few times and then goes > away > >> when I increase the speed. I cannot tell if still makes that sound when > >> moving faster. Last night I though maybe the chain need to be readjusted > or > >> something (although I never experienced this when the chain was too > loose). > >> This time I tensioned the chain a bit more, leaving just a little slack > >> (perhaps was even too tight). The noise then got worse, I could hear the > >> same thing just at the instant that the wells start moving. Then I loose > the > >> chain again, and came back to the original point where I was, with the > same > >> noise. > >> Since I moved the wheel back and forth, I had to adjust the rear brake > as > >> well. The I noticed that it was getting stuck after applying it. I mean, > I > >> push the leaver, it comes back, but the brake is still stuck. I had to > move > >> it with my hand to disengage. I went to the Common Service Manual to > check > >> what I was doing wrong, and then I saw in the section about chain > adjustment > >> "After adjustment, retighten the axle nut to the specified torque" (pag > 46). > >> I remember I had tighten the nut really hard. So I loose it up a little > bit, > >> and then voila!, the brake is working fine again. I drove it today, and > >> actually the noise had been reduced as well, although I still hear an > small > >> crank when starting from stop. > >> > >> Questions: > >> > >> 1) Does any of this makes sense? > >> > >> 2) Could the noise be related to the torque applied on the axle nut > >> instead of the chain tension? > >> > >> 3) How do I know what is the right torque for this bike? > >> > >> 4) Is there a tool that indicates which torque is being applied to the > >> nut? > >> > >> 5) How much slack should the chain have? is there any consistent way to > >> measure it? > >> > >> Thanks in advance, > >> Javier. > >> > >> -- > >> 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]<nighthawk_lovers%[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]<nighthawk_lovers%[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]<nighthawk_lovers%[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.
