Renner repetition springs

Topperpiano@aol.com Topperpiano@aol.com
Thu, 13 May 2004 14:05:49 EDT


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Jim was correct in that the whippens could have been packed out of order or 
put on in the wrong order and the springs of incorrect diameter would be either 
too strong or too weak, which of course would cause regulation problems.  The 
pinning could be very loose, primarily on the rep lever causing the 
regulation of the spring to be too strong.  I have had actions, mostly older, that the 
combination of pinning problems, all centers way too loose to combine into 
this problem.  I have generally solved it also with a pre weakening step on brand 
new parts. TP

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