I was thinking the same thing, On Sun, Oct 9, 2011 at 8:00 AM, Avery Todd <ptuner1 at gmail.com> wrote: > Don, > > What am I misunderstanding here? Shouldn't it be just the opposite, > ie, freely drop in dry weather and barely slide during humid? If it barely > slides during dry, it's going to tighten up more during humid and be too > tight. Right? Straighten me up here if I'm wrong. Hmmm.. > > Avery Todd > Houston, TX > On Sat, Oct 8, 2011 at 4:38 PM, Don Mannino <donmannino at ca.rr.com> wrote: > >> Paul, >> >> >> The ideal easing is for the key to slide down slowly, but keeping in mind >> the humidity is important. In variable climates like yours, during very >> dry >> weather ease it so that the key barely will slide back down the pin. >> During >> humid weather, it should fall freely. >> >> This method makes the keys with more lead weights slightly tighter. >> >> Don Mannino >> >> -----Original Message----- >> From: pianotech-bounces at ptg.org [mailto:pianotech-bounces at ptg.org] On >> Behalf >> Of Paul Milesi >> Sent: Saturday, October 08, 2011 1:00 PM >> To: PTG Pianotech List >> Subject: [pianotech] Easing Balance Holes : Kawai KG-1E >> >> I am working on a 1991 Kawai KG-1E (5'4") in a church. Among other >> things, >> I replaced key bushings. While easing keys, I realized that the balance >> pins are installed perfectly perpendicular to the rail, rather than angled >> back. Should this change my approach to easing the balance hole? I was >> taught to lift the front of the key anywhere from 1/4" to 1" while the >> back >> of the key rests on the back rail, and to ease for free fall of the key. >> It >> seems to me that on any piano, at some point lifting too far and easing to >> allow for a freely falling key will cause chucking (pulley key). In this >> particular case, does having the pins perpendicular require less, or no, >> lifting at the front, but rather lifting front and back of the key to >> check >> balance hole fit? >> >> Hoping Don Mannino might be watching.... >> >> Paul Milesi RPT >> Washington DC >> (202) 246-3136 Cell/Text >> paul at pmpiano.com >> http://www.pmpiano.com >> >> >> >> >> > -------------- next part -------------- An HTML attachment was scrubbed... URL: <https://www.moypiano.com/ptg/pianotech.php/attachments/20111009/effd61e1/attachment-0004.htm>
This PTG archive page provided courtesy of Moy Piano Service, LLC