sluggish centers

[gordon stelter]

Please also remeber that if a light lubrication with
some CPL doesn't do it, "working" the flanges a bit
might help. And, if that still doesn't do it, a second
application might.
     Thump


--- David Ilvedson <ilvey@sbcglobal.net> wrote:

> Lubricate first in hopes of not having to shrink.  
> Goose Juice, Protek....I use to never believe
> shrinking after a few terrible over shrinking
> disasters some 25 years ago.  But it really worked
> on one action that nothing else would.   
> 
> David I.
> 
> 
> 
> ----- Original message
> ---------------------------------------->
> From: "William R. Monroe" <A440WRMPiano@tm.net>
> To: Pianotech <pianotech@ptg.org>
> Received: Fri, 5 Nov 2004 21:36:00 -0600
> Subject: Re: sluggish centers
> 
> >Dunno,
> 
> >But let me add to the question.  Do we first
> lubricate then shrink if
> >necessary, or shrink, then lubricate?  I've done it
> both ways, but wonder
> >what others think.  I generally go for lubing
> first, that almost always
> >frees everything up.  Which would be the "proper"
> order on this one?
> 
> >William R. Monroe
> >Madison, WI
> >Assoc.
> 
> 
> >----- Original Message ----- 
> >From: "Dave Nereson" <davner@kaosol.net>
> >To: <pianotech@ptg.org>
> >Sent: Friday, November 05, 2004 9:17 PM
> >Subject: sluggish centers
> 
> 
> >>       Went to tune a lady's Baldwin spinet (not
> Acrosonic, but doesn't
> >> matter) and after hitting the soft pedal, most of
> the hammers drifted back
> >> very slowly.  It had changed climates and the
> action centers were
> >sluggish.
> >> I've encountered this many times before.
> >>     But what I don't get is:  why is it almost
> always remedied by
> >shrinking
> >> only the hammer-butt center-pin bushings?  Don't
> all the other center pin
> >> bushings swell as well  (or flanges shrink,
> whatever the case may be)?
> >>     I applied about 1:4 alcohol to water to all
> the hammer flange
> >bushings,
> >> let it dry, and that freed them up pretty well,
> as it usually does.  Still
> >> had to re-pin a few.  But why aren't all the
> jacks, wippens, and dampers
> >> sluggish also?
> >>     --David Nereson, RPT
> >>
> >>
> >> _______________________________________________
> >> pianotech list info:
> https://www.moypiano.com/resources/#archives
> >>
> 
> 
> >_______________________________________________
> >pianotech list info:
> https://www.moypiano.com/resources/#archives
> 
> _______________________________________________
> pianotech list info:
> https://www.moypiano.com/resources/#archives
> 



		
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