Hello Mike - ----- Original Message ----- From: "MICHAEL MORVAN" <keymaestro at verizon.net> To: "Pianotech List" <pianotech at ptg.org> Sent: Tuesday, May 29, 2007 12:54 PM Subject: Jaras Jig and buttons > Gene, > If I could make a suggestion, key elements in button replacement are > that: > 1. It is more important that the mortised area of the button be in-line > (parallel) with the balance hole, not centered in the keystick or button, Do you have a technique to make this happen when replacing buttons? > the pin should also be straight, (view the bloopers page of my website I did tidy up the pins with a square before the job. > www.pianoandorgankeys.com where I show capstans, buttons and balance holes > that are not even close to being centered in the keystick, and this > happens more than you think) Never did look that closely at any piano - in future I will. > 2. the placement be such that the pin does not hit the back of the > mortised area in the button when depressed. Was able to avoid this one. > Just some things to consider. Mike Thanks very much for the info Mike. Gene > > Michael A. Morvan > Blackstone Valley Piano > Dedicated To Advancing The Art Of Keyboard Restoration > 76 Sutton Street > Uxbridge, Ma. 01569 > (508) 278-9762 > Keymaestro at verizon.net > www.pianoandorgankeys.com > > ----- Original Message ----- > From: "Gene Nelson" <nelsong at pbic.net> > To: "Pianotech List" <pianotech at ptg.org> > Sent: Monday, May 28, 2007 10:32 PM > Subject: Re: was: help with Jaras Jig > > >> Thanks for the photos and explaination. >> Supporting the keys in three places sounds like it gives the needed >> additional margin of advantage as there is nothing symetrical about any >> of this that I can find. >> Lo tech rules. >> Gene >> ----- Original Message ----- >> From: "Ron Nossaman" <rnossaman at cox.net> >> To: "Pianotech List" <pianotech at ptg.org> >> Sent: Monday, May 28, 2007 3:49 PM >> Subject: Re: was: help with Jaras Jig >> >> >>> >>>> Many thanks for the replies. >>> >>> Hi Gene, >>> I meant to get back to you on this one and wandered off behind >>> the little animals and forgot. I did a set of top plates and >>> long buttons on a D a couple of years ago, and had similar >>> concerns. I propped the front of the keys up with a stick, >>> just thick enough so they were barely resting on the balance >>> rail punchings, so the keys were supported front, center, and >>> back. I then bent the center rail pin as necessary to center >>> it on the key in the top of the mortise before putting on the >>> top plates and repeated the process for the buttons. The >>> results centered the button mortises nicely. The high res >>> photos are clearer, but these should be decipherable. >>> >>> Low tech, but it worked pretty well for me. >>> >>> Ron N >>> >> >> >> > > > >
This PTG archive page provided courtesy of Moy Piano Service, LLC