Alpha88x@aol.com wrote: > Greetings, > > Has anyone seen the new upright jack springs from Schaff? They > are terribly long, (way long) way longer than the originale ones in this > upright now. Does anyone know how these new springs fare? Because of > their extreme length they really hold/restrict the jack firmly, much > more that the old ones that are in there now. > > What happens if jack springs are too strong? Can it cause a > problem? Yep... and we were just on about this in a related thread. Can cause touch problems, and contribute (if not out and out cause) hammer bobbling problems. The jack spring and center pin configuration need only provide for a reasonably quick return to firing position. Any increased spring tension or over loosened center pins is really counter productive. Cheers RicB > > rookie, > Julia Gottchall, > Reading, PA
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