Hey, I just did one of those critters. Interesting little idea. worked sort of when through regulating, at least no bibidi hammers <G> Joe Goss imatunr@srvinet.com www.mothergoosetools.com ----- Original Message ----- From: "Clyde Hollinger" <cedel@supernet.com> To: "Pianotech" <pianotech@ptg.org> Sent: Saturday, April 19, 2003 12:49 PM Subject: Re: Weaver lost motion > John, > > Since the Weaver piano was manufactured in York, PA, and I live about 25 > miles away, I get to service several of these. If you look closely, you > will see that there is a pivot point between the two screws that attach the > rocker arm to the key. These screws are used to take up lost motion. > > To decrease lost motion, loosen the screw farthest from you and tighten the > one closest to you by an equal amount. That will raise the "business end" > of the rocker arm. Keep working at it until you get it where you want it to > be. Be a little gentle; you don't want to break any more of them, even if > you don't consider the piano worth salvaging. (How did one of these babies > make it all the way to SD?! <G>) > > Regards, > Clyde Hollinger, RPT > > John Voigt wrote: > > > I was called to give an evaluation on an old spinet piano yesterday. I > > found a 1945 Weaver spinet. It was something I had never seen in my > > limited experience. Instead of the usual drop stickers and elbows it > > had rocker arms made of pot metal (I think) that were screwed to the > > back of the keys and then dropped down and underneath the wippens. > > Three of these rocker arms had broken and the owner, who is looking to > > rid herself of the piano, had robbed arms from the extreme high and low > > ends and replaced the broken ones. I informed her that I had never seen > > > > any such thing and I was sure I could not get parts for it. It also had > > > > large amounts of lost motion causing insufficient travel for the wippen > > and bobbling hammers. I did not see any way to adjust lost motion other > > > > than gluing some type of felt or something to the top of this rocker arm > > > > or the bottom of the wippen. > > > > When I got home, to my surprise, I found that Schaff does show a 'Weaver > > > > Bi-level Rocker Arm' in their catalog. While I still do not consider > > the piano worth salvaging, out of curiosity I was wondering if there was > > a simpler way to eliminate lost motion in this creation that I missed. > > Anyone tried it? > > > > John Voigt > > PTG Associate > > Avon, SD > > > > _______________________________________________ > > pianotech list info: https://www.moypiano.com/resources/#archives > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives
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