[pianotech] Weber Upright Pinblock

[paul bruesch]

I'm curious what would be used to adhere the plugs in the silicone-damaged
pinblock.

On Thu, Feb 26, 2009 at 6:59 PM, Farrell <mfarrel2 at tampabay.rr.com> wrote:

>  "The only real cure is to remove the silicone, which would require
> removing the pinblock."
>
> Or, if the rest of the block seems good, maybe plugs in the affected areas.
>
> Terry Farrell
>
>  ----- Original Message -----
> I ran across this phenomenon a few years ago. Phil Glenn, formerly with
> Young Chang, told me that in the late 80's the drill bits YC used to
> pre-drill for the pressure bar screws were changed to a slightly smaller
> size. They later discovered that the guy putting the screws in put silicone
> on the screws so he could drive them into the smaller hole. Consequently the
> silicone creeped up the pinblock and typically the bottom row of holes of
> those pianos would become loose.
>
> CA probably has the best chance of extending the tuning life of the Young
> Chang-built Weber. Replacing the tuning pins or driving them deeper won't
> help. The only real cure is to remove the silicone, which would require
> removing the pinblock.
> Best regards,
> Dave Davis, RPT
>
>
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