[pianotech] Hammer rest felt

[CHARLES BECKER]

Check the wooden blocks that the felts are glued to.  They are most likely 
split.  Who knows why they split in the first place.  I have  seen this 
situation a number of times.
----- Original Message ----- 
From: "Rob McCall" <rob at mccallpiano.com>
To: <pianotech at ptg.org>
Sent: Saturday, June 13, 2009 3:23 AM
Subject: [pianotech] Hammer rest felt


> Greetings,
>
> I'm a brand new member of the PTG as of this month. I'm also fairly
> new in this industry. I do, however, have a strong desire to learn.
>
> With that preamble in place, here's the problem I came across
> yesterday...
>
> I tuned a 12 year old Yamaha GH1B for a nearby High School yesterday.
> It's been primarily used by the choir and drama departments. Due to
> limited extra time with the piano yesterday because of their
> graduation ceremonies I was unable to pull the action out and take a
> closer look, however, the photo below should show the problem.
>
> It appears as if the hammer rest felt has been displaced to the sides
> by the hammer shank.  This occurs only in the bass section and it
> occurs off and on throughout the range from A0 to A#2.  The tenor
> section to the high treble looks fine.
>
> Any input, ideas, or things I should look for as to the cause of this
> would be greatly appreciated.  I should be able to get back to this
> piano in about 2-3 weeks due to their scheduling.
>
> Thanks,
>
> Rob McCall
> Murrieta, CA
>
>


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