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From: Roger Merriman <roger@sarlet.com>
Newsgroups: rec.bicycles.tech
Subject: Re: cleaning the commute bike
Date: 20 Jan 2025 18:31:43 GMT
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Wolfgang Strobl <news51@mystrobl.de> wrote:
> Am 19 Jan 2025 14:33:37 GMT schrieb Roger Merriman <roger@sarlet.com>:
> 
>> In slightly disappointing news I’ve discovered that the Old school roadie
>> commuter does need to be cleanse or shifting becomes hit and miss!
>> 
>> Unlike the old MTB who’s cables run safely out of reach of muck and grime
>> the roadie runs the shift cables around the bottom bracket, which collected
>> salt/grime which eventually stopped it shifting reliably to the big ring.
> 
> Wireless shifting might come to the rescue. :-)

I’d expect so or even electronic as well sealed systems, though not really
in the spirt of the cheap roadie! 
> 
> I avoid these conditions nowadays, so I can't report on how the rear
> derailleur deals with dirt and especially salt. Most probably not worse
> than a mechanical one and perhaps better.
> 
> Years ago, when commuting around the year, I had both spare cable guides
> and cables in my toolbox.  Using a a little bit of grease helps, but
> can't help with corrosion on salted roads, in the long run. Replacing
> both the inner cable and the cable guide after winter is a more reliable
> solution. These parts are cheap.
> 
> 
> <https://duckduckgo.com/?t=ffab&q=derailleur+cable+guide+bottom+bracket&iax=images&ia=images>
> 
> 
Wasn’t actually the cable guides under the bottom bracket but muck
collecting between the mech/chainset and the chain stays which clogged the
cable and it’s guide.

I’ll keep an eye on it!

Roger Merriman