The repetition is to long and catching on the rail. Sent from my iPad On Jul 16, 2011, at 8:11 PM, "Delwin D Fandrich" <del at fandrichpiano.com> wrote: > That's an interesting guess. I can see how this might well cause the problem > I found. But that wasn't it. > > You are at something of a disadvantage here. There are two keys to unlocking > this particular puzzle. One is a familiarity with the precise configuration > of the mid- to late-1920s Chickering wippen. The other is some experience > with Pratt, Read parts of a few decades back. This company had only a casual > acquaintance with incidentals such as the precise specifications of various > action parts and an even more casual acquaintance with basic quality > control. In their experience as long as things like hammershank knuckles > were mostly glued to the shanks that was good enough. Their size and precise > location were both unimportant incidentals. > > ddf > > Delwin D Fandrich > Piano Design & Fabrication > 6939 Foothill Court SW, Olympia, Washington 98512 USA > Phone 360.515.0119 — Cell 360.388.6525 > del at fandrichpiano.com — ddfandrich at gmail.com > > > -----Original Message----- > From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On Behalf > Of John Delacour > Sent: Saturday, July 16, 2011 9:45 AM > To: pianotech at ptg.org > Subject: Re: [pianotech] Weekend puzzler > > At 09:23 -0700 16/07/2011, Delwin D Fandrich wrote: > >> Nope. But we're warming up. >> >> ddf >> >>> Gene Nelson >>> >>> Rep lever too low, jack too far under knuckle, knuckle fabric fibers >>> resisting jack escapement? > > > How about the leather or cloth drop button on the repetition lever catching > on the inside of the hammer rail? > > JD > >
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