This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment See my reply to Susan. =20 Del _____ =20 From: pianotech-bounces@ptg.org [mailto:pianotech-bounces@ptg.org] On = Behalf Of Greg Newell Sent: September 17, 2005 6:49 AM To: Pianotech Subject: Re: Ok, This is weird Dave, That's an interesting thought and a possible resolution to the = crisis but it doesn't answer if anything could or should be done with a warped = plate. I may go back to the call I had last night at my own expense to see if the = glide bolt adjustment will work. I don't mind eating a little for my own = education. I still wonder 1) could this have happened some time after manufacture and = 2) If not, why was this ever sold in the first place? Greg At 10:22 PM 9/16/2005, you wrote: Greg, =20 I had this happen on a brand new BB Mason and Hamlin not so long ago. I = raised the glide bolts, and it slipped right out. They'd been cranked WAY = down, though I couldn't figure out why. The keyframe was up about 1-16 inch higher = than it should have been. =20 =20 =20 I hope this helps, =20 Dave Stahl =20 In a message dated 9/16/2005 4:14:50 PM Pacific Standard Time, gnewell@ameritech.net writes: Listees, I've never encountered this before and now I've seen it twice = in=20 the same week. 2 pianos both from very different manufacturers and from=20 different eras coming in to my neck of the woods from 2 entirely = different=20 climates and regions both have the same problem. I went to each of these = customers homes and for one reason or another found it necessary to pull = the action. (Sorry, both are grands). I found that the pin blocks were=20 touching the center 2 octave action screws and it was impossible to pull = the action as we normally due. I was able to pull off the stretcher on = one=20 of these and found to my surprise that the pin block was intact. No=20 delaminations at all which is what I expected to find. Instead I found=20 after fishing out one of my most important tools (string) that the plate = was warped downward in the center by roughly 3/8" or 10 mm pushing the = pin=20 block into the action. If any of you have ever run in to this problem especially in a=20 rebuilding capacity, what if anything have you done about it? I know of = no=20 way to un warp cast iron so I suppose that's out of the question. Is the = piano scrap now? Is it possible that the warp happened recently and did = not=20 exist at the time of manufacture? FWIW, one of the pianos is a 70yr old (or there abouts) Henry = F.=20 Miller grand and the other is a 15-20 yr. old Schumann (Samick product). = The first actually has some potential to be a fine instrument if it = weren't=20 for the warped plate. The second never was and never will be anything = but a=20 =20 Greg Newell Greg's piano Fort=E9 mailto:gnewell@ameritech.net=20 ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/73/0c/fe/32/attachment.htm ---------------------- multipart/alternative attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC