Has anyone tried the nailerett to drive tuning pins? James James Grebe Since 1962 Piano Tuning & Repair Creator of Handsome Hardwood Products( 314) 608-4137 1526 Raspberry Lane Arnold, MO 63010 Researcher of St. Louis Theatre History BECOME WHAT YOU BELIEVE! www.grebepiano.com ----- Original Message ----- From: <reggaepass at aol.com> To: <pianotech at ptg.org> Sent: Monday, February 16, 2009 8:07 PM Subject: Re: [pianotech] palm nailerette > Yes, Frank.? As I replied to John F. who raised this same point, on our > Steinways, Bosendorfers and rebuilds (the instruments that have developed > loose bridge pins), yes, the bridge pins have been filed or ground (unlike > on the Yamahas).? That could be what makes the difference, although Ron > N.?suspects?bridge cap?material. > > Thanks, > > Alan Eder > > > Did you happen to notice evidence of surfacing the > ends of the pins to level them? Perhaps the cause and effect relationship > has > less to do with pounding vs pushing, and more to do with leveling the > tops, or > not, or by what means. > > > > > -----Original Message----- > From: pianoguru at cox.net > To: pianotech at ptg.org > Cc: reggaepass at aol.com > Sent: Mon, 16 Feb 2009 5:16 pm > Subject: Re: [pianotech] palm nailerette > > > > ---- reggaepass at aol.com wrote: >>if there IS a marked difference between pounding in vs. pushing in, > > In a "previous life" it was discovered in a factory where I worked that > filing > the tops of bridge pins to level the tops created just enough heat to make > the > pins loose, down the road. I always hate the practice anyway, because it > often > produces nasty sharp edges on the tops of the pins. Pushed pin can more > easily > be controlled to level off at the same height without the need of filing > the > tops to level them. While pound the pins, on the other hand, it is > difficult to > level the tops without filing, grinding, or other such things that > generate heat > and ultimately looseness. Did you happen to notice evidence of surfacing > the > ends of the pins to level them? Perhaps the cause and effect relationship > has > less to do with pounding vs pushing, and more to do with leveling the > tops, or > not, or by what means. > > Frank Emerson > >
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