Fw: re:Kawai CA-40

[Ron Nossaman]

Michael Gamble wrote:
> Hello all - this didn't get posted for some reason - so I'm sending it 
> again. My Elms are getting the chop as I write...
> Michael G.(UK) from a really wonderful Sunny day in the Sussex Village
> ----- Original Message -----
> *From:* Michael Gamble <mailto:michael@gambles.fsnet.co.uk>
> *To:* pianotech@ptg.org <mailto:pianotech@ptg.org>
> *Sent:* Wednesday, June 08, 2005 6:06 PM
> *Subject:* re:Kawai CA-40
> 
> Hello List
>  From SunnySussex where we have a problem with one of our pianos at 
> Glyndebourne. Doesn't stay in tune. This is not one I tune for there are 
> two of us and this is a rehearsal stage piano. My colleague asked me to 
> have a go at it while he stood by. It seems it was tuned just yesterday 
> and already the top two breaks were in trouble and the effect was 
> creeping down into the middle break - unisons weren't unison. Yuk! So I 
> inspected it and found there is quite a lot of Joe G's "flag-poling" 
> going on. Of course you recognise the model (it also has MII stencilled 
> on the web beside the CA-40). My gut feeling is there is too much "give" 
> in those wrest-pin bushings. I was just wondering whether a good old 
> dose of CA might not be in order...it might just harden those 
> bushings...What do /you/ think?
> Over to you!
>  From a sunny Sussex evening in the Downland Village. The Elm trees at 
> the bottom of my garden have Dutch Elm Disease and tomorrow they're all 
> being cut down. The condition is shewn by a black ring between the bark 
> and the wood - a knife cut will reveal the problem.
> Michael G.(UK)


It showed up. Got a couple of replies too. I doubt if flagpoling has 
anything to do with the instability. There are plenty of pianos out 
there without plate bushings, with flagpoling pins, that don't show 
these instability problems. Did your tuning go out as quickly as 
your colleague's?

Ron N