Paul, Remove the action and carefully inspect what happens when each part moves. My best guess is that you will find that the damper rod pivot points ( the Ells that attach the rod to the action frame) are bent, or the felt-leather used to regulate the slave rod has worn to the point that it needs replaced. Or a combination of both Joe Goss ---------- > From: Paul Plumb <plumb@execulink.com> > To: PTG chat line <pianotech@ptg.org> > Subject: Damper Lift Rod > Date: Thursday, September 10, 1998 7:09 PM > > Dear List, > > I have a customer with a problem with a damper lift rod on a LeSage piano > made in Quebec in the 50's. Mediocre quality console. The right pedal > attaches to the damper lift rod at the treble end. The bass end has a bass > sustain which uses the middle pedal. The two are connected between the > bass and tenor. When the right pedal is depressed the treble end lifts > well (3/8 from strings) and then lifts less and less as it progresses > through and ends with no lift in the low tenor . The bass is also lifted > slightly (1/32 from strings, if that). This produces sustain in the bass > and treble, and none in the tenor. > The lady says that the pedal was getting harder to use for about two years > before the pedal prop?, bolt?, can't think of the word - anyway it broke. > I repaired that but found the problem above. Is it possible that the > damper lift rod is flexing? It appears to be made out of brass. Is there > a repair cure or do I need to replace the rod? > > Paul Plumb, B.Mus., PTG Associate Member > Plumb Pianos >
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