[pianotech] Gluing Damper Felt

[Terry Farrell]

Why would there be felt overhanging the sides of the damper head?

Terry Farrell

On Mar 1, 2010, at 4:19 PM, William Monroe wrote:

> Steven,
>
> As some others have suggested, I do grand dampers in the piano.  But  
> I'd add a step.  Before gluing on the felts, I use a block that  
> simulates the thickness of the damper felt to rest under the damper  
> heads on the strings, and roughly time all the dampers, sans felt.   
> Then I regulate the damper wire bends, getting them nice and square  
> with the strings.  Then, install the felts with hot hide; the heads  
> clamp and align the dampers.  This way, when the felts are glued in,  
> they end up with a nice even overhang on either side of the head,  
> and are about 90% regulated.  Some minor tweaking for bleeders  
> follows, but it is very minimal.  Neat method I learned from a guy  
> who has done a bazillion (maybe a bazillion and one) sets of dampers.
> William R. Monroe
> On Fri, Feb 26, 2010 at 6:14 PM, Steven Hopp  
> <hoppsmusic at hotmail.com> wrote:
> I'm wondering how many of you glue new damper felt on old heads and  
> wires with dampers in the piano and/or out?  I have a set to do on a  
> newly strung piano and this is the first set I am attempting.  I  
> have Susan Grahms articles from the PTG technical prep manual and  
> her method and I have a method and suggestion from a colleague who  
> suggests something different.
>
> Thoughts?  Suggestions?
>
> Steven Hopp
> Midland, TX

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