>It is a convoluted process, fraught with potential errors but in 30 >years of doing this this is the only rebuilder this is happening to, >several times. Where is the error? I am not certain, hence this thread >trying to gain insight. > >You see the problem? > > Newton The next obvious question is, why were the rest of the strings installed after the first few bichords indicated the problem? Also, any chance he could send you a rubbing with the measurements for a cross check? I'm picturing someone taking hitch to bridge pin measurements from the bottom up, and hitch to agraffe measurements from the top down and inverting them on his list. This might explain why this has happened only to this one rebuilder - more than once. Mistakes in procedural logic are extremely hard to identify, because the re-check is subject to the same logic error(s) and assumptions. Ask any computer programmer. Ron N
This PTG archive page provided courtesy of Moy Piano Service, LLC