This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Also, I have been using the thin hitch pin felt punchings for my center = rail felt in recent years. It is thinner than most proper "center rail = felt punchings". They are thick enough to stop noise, but they are much = more stable than the thicker things. Their use has drastically reduced = key leveling frustration for me. Terry Farrell ----- Original Message -----=20 From: D.L.Bullock=20 To: Alpha88x@aol.com ; pianotech@ptg.org=20 Sent: Sunday, January 25, 2004 11:15 PM Subject: RE: leveling grand keys/heights Did you perchance think to level and dip the sharps? They are just as = important. New keybed felt will often cause hammer line variation. You = can expect to never be able to replace keyfelts and level a keyboard = without having to reset hammer line. In fact each step you take in = grand regulation will knock others out. That is why to do the job right = you must go through it in a definite order and you must go through is = 3-4 times...sometimes more. Eventually everything stays where it is = supposed to be. Please read the regulation book by Danny Boone available at Schaff. = It is the best one I have seen plus he taught me his methods of = regulation before he wrote the book. D.L. Bullock St. Louis www.thepianoworld.com -----Original Message----- From: Alpha88x@aol.com [mailto:Alpha88x@aol.com] Sent: Sunday, January 25, 2004 11:07 AM To: pianotech@ptg.org Subject: leveling grand keys/heights=20 Greetings list, I am doing my very first grand regulation. After = carefully measuring the felt punchings thickness, I ordered new ones and = replaced both front and balance rail felt punchings because they were = shot. I also replaced keytops. The new keytops were .03 thicker than the = old ones. I knew from the beginning I would have to compensate in the = regulation for the new key heights, and probably some of the residual = miscellaneous felt height as well.=20 At the job site I put lead weights on the keys' = backs and levelled the white keys and then set the key dips on the = whites as well. Then, because I am green at this, I removed the the = keyframe from it's bed and replaced the stack, screwed it down and when = I slid it back in, the keys were all different heights(!) What went = wrong? Are the keys supppose to do this. Are my weights too heavy? Must = I consider keyweight when leveling keys?=20 rookie, Julia Gottchall, Reading, PA ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/65/9a/95/de/attachment.htm ---------------------- multipart/alternative attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC