poor quality yamahas?

[David Ilvedson]

This is probably the same reason Yamaha ended up replacing the 
entire set of keys when Ivorite was going yellow.  Keytop 
replacement wasn't cutting it!

David I.

On 10 Dec 2002 at 16:16, John Ross wrote:

> Hi Tom,
> In the 70's, Yamaha ran into a problem with pianos shipped to Canada,
> and probably some parts of the US as well. They were building all
> their pianos with wood of the same moisture content. Some ended up
> with loose pins, they would ask the techs who queried the problem, to
> repin the piano, and they would supply the pins and pay them. They did
> not check on the tech qualifications, and some techs, were sloppier
> than others. So your piano could have been repinned. That doesn't
> explain the bass string windings being uneven, unless the tech was
> really sloppy, and mixed up the bass strings, while repinning. This is
> about the time they started to manufacture specific pianos for North
> America, with a different moisture content in the wood to alleviate
> this problem. This is the same problem that the Grey/Wet pianos, are
> having now. But the problem shows up more in some areas than others.
> So it isn't just sour grapes, that they complain about these imports,
> they had the problem before, which they solved. I repinned a grand at
> a University for them in '76, so I am going by that experience.
> Regards John M. Ross Windsor, Nova Scotia. jrpiano@win.eastlink.ca
> ----- Original Message ----- From: <Tvak@aol.com> To:
> <pianotech@ptg.org> Sent: Tuesday, December 10, 2002 9:24 AM Subject:
> poor quality yamahas?
> 
> 
> | I've been tuning two Yamahas for a couple of years now, and I
> started to
> | notice a couple of things which surprise me.  The grand, about a 7
> footer, | has string coils which are completely inconsistent.  Some
> tuning pins have 4 | coils around them, others have one or two, many
> are on angles.  It doesn't | appear to have been restrung, and the
> strings with poor or few coils look no | newer than their neighbors
> with three or four coils. | | The console has bichords which have
> great variation in their wrapped lengths. |  The left bichord may have
> an inch of naked steel by the agraffe and the | right 1/4".  This
> makes for a poor unison.  Again, it doesn't appear to have | been
> restrung, nor do the mismatches look like replacement strings because
> | they both are the same in shininess, dullness. | | These pianos both
> date back to the 70s.  Did Yamaha improve their quality | control at
> some point?  Were earlier Yamahas plagued with shoddy workmanship | as
> apparently exhibited by these two examples? | | Or is there another
> explanation? | | Tom S |
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