Quieting Grand Action Noise

[Kdivad@AOL.COM]

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In a message dated 09/19/2001 1:10:03 PM Central Daylight Time, 
MERRILLPIANO@AOL.COM writes:


> List: 
> 
> The noise of the action parts settling after releasing the keys on a 
> client's 1978 Baldwin R is more noticeable the last few years after it was 
> moved to the desert in Grand Junction from Florida.  I noticed the same 
> thing on my 1970 Yamaha G3 after moving here from San Francisco.  The back 
> rail felt on the Baldwin looks pretty compressed compared to the ends that 
> are not receiving the blows from the key ends.  On the Yamaha, the back 
> rail felt still seems pretty cushy and I think a lot of the noise is from 
> the knuckles bouncing/hitting on the rep lever.  Hammer flange friction on 
> both pianos is 4-7 swings, so those aren't rattling I don't think. 
> 
> Any thoughts and experience others have on trying to quiet actions would be 
> appreciated.  Once knuckles get hard, can they be softened?  How? Does 
> replacing back rail felts help much?   
> 
> Come to think of it, I also have a client with a brand new 6'1" 
> Kohler/Campbell(Samick) that makes a big racket when releasing the keys, 
> and a Baldwin M at the college and .....  :) 
> 
> Thanks! 
> 
> Tom Merrill, Associate 
> Grand Junction, CO 
> 
> 
> 

Tom, I have found the number one cause of noisy actions after releasing the 
keys to be the capstan felts, I just replace them.  The back rail felt can be 
packed but doesn't usually make to much noise.  Also when going to a dry 
climate it can be good to check how well the key frame is bedded.
David Koelzer
DFW

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