puzzler: vertical damper pedal problem

[Barbara Richmond]

The pedal lever bracket screws were loosening.

Barbara Richmond



----- Original Message ----- 
From: <reggaepass at aol.com>
To: <pianotech at ptg.org>
Sent: Tuesday, January 16, 2007 3:53 PM
Subject: Re: puzzler: vertical damper pedal problem


> Good concept to explain the creeping aspect of this problem.  Not the 
> right answer in this case, but it is along those lines.
>
> Alan E.
>
> -----Original Message-----
> From: jrpiano at win.eastlink.ca
> To: tune4u at earthlink.net; pianotech at ptg.org
> Sent: Tue, 16 Jan 2007 1:46 PM
> Subject: Re: puzzler: vertical damper pedal problem
>
>    How about the pedal securing screws stripped, and the pedal is just 
> loosening, bit by bit, after, you take out the lost motion, with the 
> adjust. John M. Ross Windsor, Nova Scotia, Canada 
> jrpiano at win.eastlink.ca ----- Original Message ----- From: "Alan R. 
> Barnard" <tune4u at earthlink.net> To: <pianotech at ptg.org> Sent: Tuesday, 
> January 16, 2007 5:04 PM Subject: RE: puzzler: vertical damper pedal 
> problem
>  > 1. Mice (or roaches) eating felt punching or pedal prop bushings broken 
> or > missing or excessively worn > 2. Pedal trap spring not keeping enough 
> tension on the adjusting nut to > keep it from slipping (spring weak, 
> broken, or dislocated)
> > 3. Broken damper rod hangers or related parts 4. Split or broken wooden 
> > trapwork piece
>  > 5. Felt missing between bass-only and full-damper arms of a center-push 
>  > system
> > 6. Broken or bent pedal, pedal bracket, or pedal prop 7. Bunged up 
> > threads on pedal prop or nut 8. Pedal bracket pivots or bushings worn or 
> > damaged
>  > 9. Foreign object preventing full depression of the pedal or movement 
> of > the trapwork movement or upper damper assembly
> > 10. Player has wimpy leg muscles 11. Player is overly sensitive to 
> > normal damper ring 12. Player is lonely, whiney, and/or has the hots for 
> > the tuner Alan Barnard Salem, MO Joshua 24:15 ----- Original 
> > message ---------------------------------------- 
> > From: reggaepass at aol.com To: pianotech at ptg.org Received: 01/16/2007 
> > 2:18:51 PM Subject: puzzler: vertical damper pedal problem
> >>List,
> >
>  >>Went to tune a Sohmer console (although the problem in question was not 
>  >>necessarily specific to this make). Client complained that the damper 
>  >>pedal wasnâ?Tt working well. Dampers were coming off the strings when 
>  >>the pedal was fully depressed, but just barely. I turned down the nut 
>  >>on the threaded rod attached to the pedal to time the lift sooner. Not
> >>enough time on that visit to determine why it had gone out of adjustment 
> >>(assuming it had ever been IN adjustment). Problem solvedâ?¦.until 
> >>several months later when the client called that the damper pedal was 
> >>again not working, making playing her piano a
>  >>â?ohatefulâ? experience. Well, we canâ?Tt have that, said I, so off I 
>  >>went
> >>to get to the bottom if this problem. Turned out to be something I 
> >>hadnâ?Tt seen before. Can you guess what it was?
> >
> >>Cheers,
> >
> >>Alan Eder
> >
> >
> >
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> 1/10/2007 >>2:52
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> >
>
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