Hi fixpianos, In addition to what Ron N. wrote, in Reblitz's book he says you can use a "fine, flexible, rotary brass brush" attached to a variable speed drill to clean them. He warns against using too much pressure in case the windings are loosened. I've never done it, just relaying information. - John >> Ok, you've had your fun. Now kindly lower yourselves to my level and >> respond to an honest question by an RPT with over 30 years of >> experience. Knowing my name won't help you answer my question. > > No, but showing up as an actual person with a real identity when you > are asking for help might just possibly give you some credibility and > validation you don't automatically have from behind the curtain. > Contributing, is the apparent implication that after 30 years, this > has just now come to your attention and become a concern. But perhaps > I judge too quickly. > > >> I'm talking about new or new-ish strings with some discoloration due >> to someone's fingers straying where they shouldn't, as well as >> brightening-up those strings that don't need to be replaced yet. > > Thank you. That's helpful, and puts it in a specific category. > > >> By the way, under my care is a Steinway "D" that came from the >> factory (in other words "brand-spanking new") with some sort of >> oxidation running across 6-8 strings. It looks as though someone took >> a sweaty hand and just wiped it across them. > > That's most likely exactly what happened. I've seen plenty of > instances of just this in dealers' showrooms, and in the new owners' > living rooms after the sale. > > >> And who among us hasn't left fingerprints on a newly-installed set of >> bass strings? >> >> Or perhaps technicians at your level don't do that sort of thing. > > I haven't, as far as I know. This has nothing whatsoever to do with my > "level" as a technician. It has everything to do with my personal > bodily chemistry and the severe lack of moisture in the epidermis of > my digital appendages - a condition that has no acknowledged snob > value that I'm aware of, just nuisance value when my fingertips split > and bleed all winter. > > To answer your question, I don't typically try to polish wrapped > strings, so I don't have a fool-proof answer for you. I do, however, > question the assumption that scratching the copper is necessarily > undesirable. I can't see where it would hurt a thing unless you chewed > it up badly with something coarse and abrasive, or generated loose > liquid, dust, or fibers that would get into the wrap. So if I was > going to try and minimize big purple hand prints on new bass strings, > I'd scrub them down with a dry Scotch Brite pad and hope for the best. > If that didn't work, I'd learn to love big purple hand prints. > > My name's in the header. Who am I talking to? > > Ron N > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives >
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