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Ergo rebuild
I just rebuilt a Record 9 Ergo lever with a 10 index gear and new
G-springs. This is the second time I've rebuilt this lever and it seemed to go pretty well (nice click; all 10 gears, etc.) except for one thing: The shifter gets stuck in 10th (smallest cog and won't upshift. When the index gear is all the way in (pulling no cable), the upshift ratchet won't turn the index gear. It seems to slip (no click) unless I very deliberately push up on the inner lever as I slowly upshift. Then it catches and upshifts fine through all subsequent gears. Is the inner lever mech. worn out? I didn't even take it out when I put in the index gear, and it shifted fairly well before. Any suggestions appreciated. Thanks, Andrew Karre |
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#2
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Sorry, this is all garbled. This is the problem: Once I've shifted into
the smallest cog (using the thumb lever), I can't downshift (shift back up the cassette into larger cogs with the inner lever). The ratchet won't catch, and the lever swings all the way in with no effect. If I push up and in on the lever, I can force the ratchet to engage and it will shift from the 10th down to 9th, and from then on with no problem at all. Any thoughts? Thanks, Andrew |
#3
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Andrew Karre wrote:
Sorry, this is all garbled. This is the problem: Once I've shifted into the smallest cog (using the thumb lever), I can't downshift (shift back up the cassette into larger cogs with the inner lever). The ratchet won't catch, and the lever swings all the way in with no effect. If I push up and in on the lever, I can force the ratchet to engage and it will shift from the 10th down to 9th, and from then on with no problem at all. Any thoughts? Thanks, Andrew When I order parts for a conversion I get a shifter disk with a corresponding front ratchet. Maybe they are different for a reason? -- --- Marten Gerritsen INFOapestaartjeM-GINEERINGpuntNL www.m-gineering.nl |
#4
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Andrew Karre wrote:
Sorry, this is all garbled. This is the problem: Once I've shifted into the smallest cog (using the thumb lever), I can't downshift (shift back up the cassette into larger cogs with the inner lever). The ratchet won't catch, and the lever swings all the way in with no effect. If I push up and in on the lever, I can force the ratchet to engage and it will shift from the 10th down to 9th, and from then on with no problem at all. Any thoughts? Question - have you reinstalled the levers yet? I remember noticing behavior something like this on a set of "in-the-box" Ergo levers; all was well once a cable was installed providing some tension, and they've worked fine for many miles since. If you've got this problem with a cable already providing something to pull against, you can disregard this advice. Mark Janeba |
#5
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andrew- This is the problem: Once I've shifted into
the smallest cog (using the thumb lever), I can't downshift (shift back up the cassette into larger cogs with the inner lever). The ratchet won't catch, and the lever swings all the way in with no effect. If I push up and in on the lever, I can force the ratchet to engage and it will shift from the 10th down to 9th, and from then on with no problem at all. Any thoughts? Thanks, BRBR Sounds like the little tab on the shift lever assembly is not engaging the front toothed bushing, which makes the rear rathet turn inside the shift disc. 'May' need a new shift lever assembly. Peter Chisholm Vecchio's Bicicletteria 1833 Pearl St. Boulder, CO, 80302 (303)440-3535 http://www.vecchios.com "Ruote convenzionali costruite eccezionalmente bene" |
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