no more bobble heads

Wimblees@aol.com Wimblees@aol.com
Thu, 17 Oct 2002 11:55:49 EDT


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The problem is solved. Whether it is the best way or not, I don't know, but 
for now I got the hammers checking. Not only that, I even had two of our best 
students come in and play the piano, and they loved the way it feels. 
Remember, this is just a practice room piano. But even still, you want to do 
the best job. 

OK, here is what I did. 

I rounded the tails, as Kent suggested, and roughed them up. I put an arc on 
the tail last year, but the end of the tail was square. This at least got the 
hammers to check with the action out of the piano. But when I put the action 
back in, I still had problems on medium blows. 

I told you about the various shank lengths, most of them being from an 1/8 to 
a 1/4 inch too long. I discovered that the ones that were checking on softer 
blows, also had a weaker rep springs. So I reduced the rep springs, to the 
point where in the last octave of the bass, there was virtually no rise at 
all. I suspect that because of the extra weight of the longer shanks, the 
reps springs were too tight, which was causing the hammers to bounce off the 
balancier, even on the hardest of blows. 

Thanks to all of you for all the suggestions. What a great bunch of friends 
out there. 

Wim 

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