Ron, great advice. Thanks, RU/UP -------------- Original message from Ron Nossaman <rnossaman at cox.net>: -------------- > > > What would you guys do besides what I did to correct the problem? > > Rick Ucci/Ucci Piano > > This usually happens with little kids taking lessons for the > first time on the new Yamaha. Widening the let off to whatever > makes it impossible for them to get a double strike is the > only thing I've found that works. It's a mechanism, and so has > operating parameters that they must meet to run it, and I > explain that to them in almost those terms. If they refuse to > entertain the prospect of learning to run the mechanism, we > can either screw up the mechanism to try to accommodate their > fantasies, or decline, wish them luck, and offer to tune it > for them some day if they ever figure out how to depress a key. > > I've done both (depending on the resistance and vocabulary), > but what I usually do after the lengthy explanations and "yea, > but" discussion exchange, is bend the let off brackets down. > That widens the let off in each section in seconds, and lets > me bring it back up pretty close to where it belongs next year > when the kid has learned to push through the let off > resistance and bottom the keystroke. Then, it doesn't take > long to touch it up and move on. > > Same with floating hammer shanks in new Yamaha verticals. I > slit the hammer rail prop felts, and insert a piece of bushing > cloth. The nap grips enough to hold it in there, a tad of lost > motion appears, and the repetition problems suddenly and > magically go away with maybe two minute's work. Next year, or > two, after everything compacts a bit, pull the bushing cloth > and touch up capstan regulation - maybe five or six minutes. > > Cheap tricks for lazy techs. > Ron N -------------- next part -------------- An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/20070126/cfc7c5e2/attachment.html
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