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!05 Shifter Won't shift



 
 
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  #1  
Old April 15th 06, 06:49 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift

I have 9 speed Shimano 105 shifters on my road bike. Recently it has
become harder to downshift,(PUSHING ON THE SMALL LEVER) to move the
chain to the smaller cogs. Today it wouldn't dowshift at all. The
upshift(larger lever) jusy moves along with the smaller. Is there a
repair I can do? Does anyone have a 105 or Ulterga 9 speed right side
ahift/brake lever for sale?

Thanks
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  #2  
Old April 15th 06, 08:07 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift

I have 9 speed Shimano 105 shifters on my road bike. Recently it has become
harder to downshift,(PUSHING ON THE SMALL LEVER) to move the chain to the
smaller cogs. Today it wouldn't dowshift at all. The upshift(larger lever)
jusy moves along with the smaller. Is there a repair I can do? Does anyone
have a 105 or Ulterga 9 speed right side ahift/brake lever for sale?


This can happen if the shift cable is frayed and about to break. Check that
first before giving up on the lever. People do *not* replace those cables as
often as they should; whether Campagnolo Ergo or Shimano STI, the gear cable
wraps around a pretty tight radius inside the shift lever, and 8k miles is
about as far as I'd go before replacing one. Sometimes they'll break sooner,
sometimes later.

If the cable's OK, then try the flush-with-Powerlube trick. Details at the
bottom of this page- http://www.chainreaction.com/noisystilevers.htm.

--Mike Jacoubowsky
Chain Reaction Bicycles
www.ChainReaction.com
Redwood City & Los Altos, CA USA


  #3  
Old April 15th 06, 08:21 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift

In article ,
Steven wrote:

I have 9 speed Shimano 105 shifters on my road bike. Recently it has
become harder to downshift,(PUSHING ON THE SMALL LEVER) to move the
chain to the smaller cogs. Today it wouldn't dowshift at all. The
upshift(larger lever) jusy moves along with the smaller. Is there a
repair I can do? Does anyone have a 105 or Ulterga 9 speed right side
ahift/brake lever for sale?


Nine click shifter.
http://sheldonbrown.com/harris/shifters.html#downtube

--
Michael Press
  #4  
Old April 16th 06, 12:56 AM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift


Mike Jacoubowsky Wrote:
I have 9 speed Shimano 105 shifters on my road bike. Recently it has

become
harder to downshift,(PUSHING ON THE SMALL LEVER) to move the chain to

the
smaller cogs. Today it wouldn't dowshift at all. The upshift(larger

lever)
jusy moves along with the smaller. Is there a repair I can do? Does

anyone
have a 105 or Ulterga 9 speed right side ahift/brake lever for sale?


This can happen if the shift cable is frayed and about to break. Check
that
first before giving up on the lever. People do *not* replace those
cables as
often as they should; whether Campagnolo Ergo or Shimano STI, the gear
cable
wraps around a pretty tight radius inside the shift lever, and 8k miles
is
about as far as I'd go before replacing one. Sometimes they'll break
sooner,
sometimes later.

If the cable's OK, then try the flush-with-Powerlube trick. Details at
the
bottom of this page- http://www.chainreaction.com/noisystilevers.htm.

--Mike Jacoubowsky
Chain Reaction Bicycles
www.ChainReaction.com
Redwood City & Los Altos, CA USA


I agree with Mike + I suggest that new housing with metal (not plastic
ends) be used at the shifter segment and the derailer segment. You
need to easily overcome the cable/housing(and housing ends) friction so
the derailer spring can easily pull the chain down to the next smaller
cog for each index click. Feel the difference(s) by hand.
If the cable by itself does the trick, you can save a few bucks by
skipping the housing.


--
daveornee

  #5  
Old April 16th 06, 03:39 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift


Qui si parla Campagnolo wrote:

If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again, BTW-a 10s ERGO and RD will shift 9s shimano cogs
famously.


Interesting! Can you do it without this:

http://www.sheldonbrown.com/harris/shiftmate.html

cheers, jens

  #6  
Old April 16th 06, 07:59 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift

On 16 Apr 2006 07:39:42 -0700, "Jens" wrote:


Qui si parla Campagnolo wrote:

If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again, BTW-a 10s ERGO and RD will shift 9s shimano cogs
famously.


Interesting! Can you do it without this:

http://www.sheldonbrown.com/harris/shiftmate.html


Here's a real clear discussion of what works with what and how to make it
happen. The "Hubbub" mod is the crux of this biscuit.

http://www.ctc.org.uk/DesktopDefault.aspx?TabID=3946

Ron
  #7  
Old April 17th 06, 12:25 AM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift

If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again,


Uh... no (and I don't think that's what you meant). We rebuild a lot of Ergo
levers, replacing the ratchet gear, which most definitely causes a "failed"
shifter. But it *is* rebuildable, so you don't have to toss it. Saying they
never "fail" is a bit of a stretch though.

--Mike-- Chain Reaction Bicycles
www.ChainReactionBicycles.com


"Qui si parla Campagnolo" wrote in message
ups.com...

Steven wrote:
I have 9 speed Shimano 105 shifters on my road bike. Recently it has
become harder to downshift,(PUSHING ON THE SMALL LEVER) to move the
chain to the smaller cogs. Today it wouldn't dowshift at all. The
upshift(larger lever) jusy moves along with the smaller. Is there a
repair I can do? Does anyone have a 105 or Ulterga 9 speed right side
ahift/brake lever for sale?

Thanks


If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again, BTW-a 10s ERGO and RD will shift 9s shimano cogs
famously.

In a short time, 9s 105 shifters are gonna be hard to find since
shimano is 10s for those now.



  #8  
Old April 17th 06, 01:24 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift


RonSonic wrote:
On 16 Apr 2006 07:39:42 -0700, "Jens" wrote:


Qui si parla Campagnolo wrote:

If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again, BTW-a 10s ERGO and RD will shift 9s shimano cogs
famously.


Interesting! Can you do it without this:

http://www.sheldonbrown.com/harris/shiftmate.html


Here's a real clear discussion of what works with what and how to make it
happen. The "Hubbub" mod is the crux of this biscuit.

http://www.ctc.org.uk/DesktopDefault.aspx?TabID=3946

Ron


No need for anything but Campag 10s ERGO and Campag RD and then a
shimano 9s cog and chain...works fine

  #9  
Old April 17th 06, 01:29 PM posted to rec.bicycles.tech
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Default !05 Shifter Won't shift


Mike Jacoubowsky wrote:
If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again,


Uh... no (and I don't think that's what you meant). We rebuild a lot of Ergo
levers, replacing the ratchet gear, which most definitely causes a "failed"
shifter. But it *is* rebuildable, so you don't have to toss it. Saying they
never "fail" is a bit of a stretch though.


In the 15 years I have been overhauling ERGO, I have never seen a
rathet wear out, need a replacement. They are very gard steel and when
being pushed by the springs, never wear out.

I think ya know what I meant Mike, Fail and throw away vs fail and
repair...shimano could make these repairable but that would be contrary
to their philosophy of fail and replace/upgrade, which those who drink
the shimano koolaide are so in favor of.

--Mike-- Chain Reaction Bicycles
www.ChainReactionBicycles.com


"Qui si parla Campagnolo" wrote in message
ups.com...

Steven wrote:
I have 9 speed Shimano 105 shifters on my road bike. Recently it has
become harder to downshift,(PUSHING ON THE SMALL LEVER) to move the
chain to the smaller cogs. Today it wouldn't dowshift at all. The
upshift(larger lever) jusy moves along with the smaller. Is there a
repair I can do? Does anyone have a 105 or Ulterga 9 speed right side
ahift/brake lever for sale?

Thanks


If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK' along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again, BTW-a 10s ERGO and RD will shift 9s shimano cogs
famously.

In a short time, 9s 105 shifters are gonna be hard to find since
shimano is 10s for those now.


  #10  
Old April 17th 06, 03:19 PM posted to rec.bicycles.tech
external usenet poster
 
Posts: n/a
Default !05 Shifter Won't shift

On 17 Apr 2006 05:24:17 -0700, "Qui si parla Campagnolo"
wrote:


RonSonic wrote:
On 16 Apr 2006 07:39:42 -0700, "Jens" wrote:


Qui si parla Campagnolo wrote:

If you hold the big lever out, and then push the small does it click?
Common failure mode but like the others said, make sure inner wire and
housing is OK along with under BB guide. STI repair kit of flush and
flush again....then replace if no soap. Campag is the way to never have
failed shifters again, BTW-a 10s ERGO and RD will shift 9s shimano cogs
famously.

Interesting! Can you do it without this:

http://www.sheldonbrown.com/harris/shiftmate.html


Here's a real clear discussion of what works with what and how to make it
happen. The "Hubbub" mod is the crux of this biscuit.

http://www.ctc.org.uk/DesktopDefault.aspx?TabID=3946

Ron


No need for anything but Campag 10s ERGO and Campag RD and then a
shimano 9s cog and chain...works fine


It sure is close enough to work well. Just haven't done it myself. Have done the
Ergo to hubbubed shimano mech and cassette and found it to work better than the
STI it replaced.

Ron
 




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