Hi Joe, Up in norhern Pennsyvania back in the 70's a a fellow broke up a piano in this fashion and was impaled by a piece of plate strut. Killed him. Please don't try this again. Thump --- Joe And Penny Goss <imatunr@srvinet.com> wrote: > Hi Paul, > A few years back I decided to try an implosion of a > piano that was > unrepairable. > With the piano almost at pitch, I took > OUT All of the screws holding the plate! Nothing > happened! I then took an > eight pound sledge and began to give several good > wacks to various struts > and thin spots that were not covered by strings and > still nothing! I never > did get the critter to go! So to me if a plate is > going to go there must be > some weakness already thereI must have beat on that > plate for 5 minutes, go > figure. > Joe Goss > imatunr@srvinet.com > www.mothergoosetools.com > ----- Original Message ----- > From: "Paul Tizzard" <ptizzard@mweb.co.za> > To: "Pianotech" <pianotech@ptg.org> > Sent: Monday, February 03, 2003 12:45 AM > Subject: Detuning bass strings was Re: loose bridge > pins > > > > Hi, > > > > A couple of weeks ago someone asked if they could > detune just the bass > strings, to work on the bass bridge, without > damaging the frame. I was > surprised to read that one can! I have always been > led to believe that you > have to detune the piano in a specific way eg. all > A's, A#'s etc. I see that > Ron Nossaman has again ok'd the procedure, so I > wasn't seeing things. How is > it that structurally the frame is able to withstand > the release of tension > in the bass area? Is it related to the findings of > Al Sanderson, that the > plate is "loaded up more equally" when pitch raising > starting on A1 and > going up chromatically? > > Thanks, > > > > Paul Tizzard > > S. Africa > > > > > > ----- Original Message ----- > > From: "Ron Nossaman" <RNossaman@cox.net> > > To: "Pianotech" <pianotech@ptg.org> > > Sent: Monday, February 03, 2003 6:51 AM > > Subject: Re: loose bridge pins > > > > > > > > > > >Can you "safely" pound in loose bridge pins > without structural damage > to > > > >the piano? > > > > > > Probably, but it won't make them tighter. > > > > > > > > > >If this is not recommended, what about > "soaking" the holes with 5 min > > > >epoxy, with the pins in place? > > > > > > CA works as well. Do you mean just pins, or pins > and strings? > > > > > > > > > >They are semi loose, but not to such an extent > that you can remove > them > > > >without the aid of a needle nose pliers. If > need be, can i safely > detune > > > >the entire bass section, in order to remove and > replace ALL the old > pins? > > > > > > Yes. > > > > > > >There are NO cracks in either bridge, so I just > want to get the pins > TIGHT > > > >as quickly and easily as possible. Thanks for > the help! > > > > > > > > > > > >Terry Peterson > > > > > > Now, why do you want to tighten the pins? If > there are no cracks, what > are > > > you hoping to accomplish in the bass? What about > the treble? What's the > > > situation with the piano, and what kind of > piano, that indicated you > needed > > > to make the pins tighter? > > > > > > Ron N > > > > > > _______________________________________________ > > > pianotech list info: > https://www.moypiano.com/resources/#archives > > > > > > _______________________________________________ > > pianotech list info: > https://www.moypiano.com/resources/#archives > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives __________________________________________________ Do you Yahoo!? Yahoo! Mail Plus - Powerful. Affordable. Sign up now. http://mailplus.yahoo.com
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