baldwind bridge separation

[Andrew and Rebeca Anderson]

Hear, here,
I've done the same thing, less de-tensioning.  It works, not pretty, 
but those school pianos will last a little longer...

Andrew Anderson

At 07:21 PM 5/23/2006, you wrote:
>This phenomenon is fairly common, unfortunately, on the hamilton 
>studios--at least I've seen several. The tip-off is when you play 
>notes and it sounds like a drummer hitting his hollow wood blocks!
>
>I don't know about doing this to a newer piano, but  what I've done 
>is take the tension down on every other unison in the affected area, 
>drilled and countersunk screw leads through the cap and into the 
>bridge, worked glue into between bridge and cap, put in some sturdy 
>screws, i.e., screws from junked pianos not the crap they sell 
>nowadays, and torqued the sucker down.
>
>I don't know what effect the additional bridge mass has because it 
>just sounds so much better without the woody "bonk" and with the 
>energy now being transferred, sustain and power are, of course, 
>dramatically improved. I tune up the piano, leave the screws in 
>place, and go on about my merry way.
>
>Alan Barnard
>Salem, Missouri
>
>
>----- Original Message -----
>From: <mailto:mfarrel2 at tampabay.rr.com>Farrell
>To: <mailto:pianotech at ptg.org>Pianotech List
>Sent: 05/23/2006 5:52:17 PM
>Subject: Re: baldwind bridge separation
>
>I thought Baldwin was using vertically laminated bridges with no 
>bridge cap. Or is that only on their grands?
>
>If it is the cap pulling off, I should think that such a new piano 
>is worth removing the necessary strings and gluing the cap back down 
>(epoxy might be best). Likely will have to remove bridge pins also. 
>Also, keep in mind that if a couple inches of cap is visibly pulling 
>away from the root, I wonder how well the rest of the cap is 
>attached (may want to remove entire cap and reglue/rebond). What is 
>downbearing like in that area? Seems to me that even if the cap were 
>not glued well, it would tend to be pushed into the root by 
>downbearing pressure. I'd recommend taking a very close look to see 
>what is going on.
>
>Terry Farrell
>----- Original Message -----
>I went to look at a ca: 2000 Baldwin console , black high polish, 
>today for a dealer. The treble bridge cap was pulling away at keys 
>48-59, resulting in a very plunky tone. I'm told that Gibson/Baldwin 
>no longer backs the warranty on instruments sold before the 
>takeover. Is this true, and also ,is this the kiss of death for this 
>piano? Can a permanant repair be made?
>Thanks,
>Rick Ucci/Ucci Piano

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