bobbling hammers-1993 Kranich&Bach

[Lance Lafargue]

No Rob, actually action parts look to be decent quality.  Lots of
pressboard though. I've changed tons of that artificial stuff-I know.  I
will look first at the geometry, damper/let-off ideas, spring tensions,
etc.  
Lance Lafargue, RPT
New Orleans Chapter
Covington, LA.
lafargue@iamerica.net

----------
> From: Robert Goodale <Robert.Goodale@nau.edu>
> To: pianotech@ptg.org
> Subject: Re: bobbling hammers-1993 Kranich&Bach
> Date: Wednesday, February 04, 1998 9:42 AM
> 
> Lance Lafargue wrote:
> 
> > I GIVE UP!  I've been trying to help a customer of mine who bought a
cheap
> > Kranich & Bach (made in Europe, 1993, sold by Baldwin) 42" upright. 
> > 
> > I have come across this problem hundreds of times over the years and
have
> > always been able to regulate it out, but I can't seem to get this one
to
> > stop without regulating it out of the comfort zone.  Any ideas?  
> > Thanks very much!
> 
> I hate to be blunt and obvious, but... Since this piano was marketed by
> Baldwin, does it by any chance have that awful artificial "corfam" crap
> that they insist on using in the action instead of buckskin? If so, it
> may be that the catchers have become hard and smooth and will no-longer
> catch on the backchecks.
> 
> Just a thought.
> 
> Rob Goodale, RPT