> From: "robert sadowski" <rob@erie.net> > To: <pianotech@ptg.org> > Subject: Ping went the strings > Date: Fri, 1 Aug 1997 22:28:31 -0400 > Reply-to: pianotech@ptg.org Try Protek on the stringing underfelt between the agraffes and the tuning pins. Sometimes a lot of friction develops in that area. > To the list: > > I just tuned a 1958 Steinway L that has the "ping" problem. You turn > the hammer to lower the pitch and nothing happens. Suddenly a "ping" sound > is followed by a 10 to 20 cent drop in pitch. This piano had the problem > in about 75% of the aggraffe notes. Some notes are immpossible to tune . > It was maddening! I'm assuming the strings have a nick that is getting > hung up in the aggraffe holes. What's the cause and any solutions? > Thanks, > Bob Sadowski > Erie, PA. Chapter > rob@erie.net > > ilvey Pacifica, CA ilvey@a.crl.com
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