If the heat gun has a 'low' setting, it is quite safe. I have used a hair dryer too/ Ted Sambell ----- Original Message ----- From: "Marcel Carey" <mcpiano at videotron.ca> To: "'College and University Technicians'" <caut at ptg.org> Sent: Saturday, November 11, 2006 4:31 PM Subject: [CAUT] RE : Tight Balancier > Jim, > > Now you've got me curious about this heating device. Could you explain > or is it still under patent. ;-) > > Marcel > >> -----Message d'origine----- >> De : caut-bounces at ptg.org [mailto:caut-bounces at ptg.org] De la >> part de James Ellis >> Envoyé : 11 novembre 2006 15:43 >> À : caut at ptg.org >> Objet : Re: [CAUT] Tight Balancier >> >> >> Marcel Carey is correct. I saw that Kawai high-speed film >> too, and it is possible to have a jack so loose, and cushion >> felts so bouncy, that at just the right repetition speed the >> jack will bounce and end up in exactly the wrong place at the >> wrong time, causing repetition to fail. >> >> On the other hand, not long ago I was filling in for another >> technician, and I ended up tuning for two different concerts >> in two different places on the same evening. I had just >> finished tuning one piano when I got a frantic call from the >> manager of the other orchestra, which was having final >> rehearsal before performance. Several notes were failing to >> play at all. The other location was only 20 miles away, and >> I got there ASAP. The jacks were too tight. The relative >> humidity had increased, and the jacks got even tighter. They >> were failing to return at any speed. A careful application >> of shrinking solution followed by some heat from a neat >> little device I had made that heats only the spots that need >> to be heated, and all was well. The pianist wanted me to do >> a stand-by during performance. I told her why I couldn't, >> but I assured her that the problem was fixed, and she would >> have no problem. >> >> WARNING: Do NOT try the heat thing on jack centers using a >> heat gun, or you may cause the jack tenders to come loose. >> >> Jim Ellis >> >> > >
This PTG archive page provided courtesy of Moy Piano Service, LLC