[pianotech] Follow up on UST-7 pinning issues

David Ilvedson ilvey at sbcglobal.net
Thu Jan 14 19:51:08 MST 2010


If I have to use alcohol, I use vodka too.   A shot for the piano.   A shot for me...pretty soon, who cares...

David Ilvedson, RPT
Pacifica, CA  94044

----- Original message ----------------------------------------
From: piannaman at aol.com
To: pianotech at ptg.org
Received: 1/14/2010 6:28:38 AM
Subject: Re: [pianotech] Follow up on UST-7 pinning issues



> Hi Dale,

>Better than spending a day repinning....vodka has worked for me, too.

>Were these the ABS flanges, or were they wood?

>Thanks,

>Dave

> 

>Dave Stahl, RPT
>Dave Stahl Piano Service
>dstahlpiano at sbcglobal.net
>dstahlpiano.net
> 

> 

>-----Original Message-----
>From: erwinspiano at aol.com
>To: pianotech at ptg.org
>Sent: Thu, Jan 14, 2010 6:11 am
>Subject: [pianotech] Follow up on UST-7 pinning issues




>Hi Dave.
> Yes I agree that they are good instituional piano.
>  We disconnected all the bridles to remove the wips from the equation,tested to see 
>which ones were really stiff. 90% were.
>  Jacob & I sized all the flange bushings with a 3 parts alcohol to one part water. We 
>re- pinned only a few of the tightest then put the actions in the hot box for 3 hrs at 
>80 degress 30% r.h. I can now push on the backcheck to engage the butt, move it 
>thru let-off and they are now free enough for the  springs to push them back toward 
>the checks. No loose pinning.  
>  total time was about 2 hrs apiece. Customer is happy
>  Just thought you'd like to know.
>  Regards
>  Dale Erwin
> 
> WWW.Erwinspiano.com





> 


More information about the pianotech mailing list

This PTG archive page provided courtesy of Moy Piano Service, LLC