Not unusual really. DC's cant completely solve the humidity gambit. I dont know about Canada, but here we've had an unusually warm and humid summer season. Every piano I run into has reacted more then usual, including all the DC kept units I've placed around. 11 cents sharp is not a huge move by any means, especially when its confined to the lowest notes in one or two sections. My 2 bits RicB Clyde Hollinger wrote: > Friends, > > I'm back after a two-week vacation to the Canadian Maritime provinces. > Nice trip! > > One of my tuning jobs today was a Kawai UST-8 with a complete > Dampp-Chaser system, a piano I've been tuning annually since 1995, in an > elementary school. Even though the system seemed to be working properly > (the dehumidifier was cranking out the heat), the tenor plain strings > were up to 11c sharp, making a pretty nasty sounding piano -- before I > tuned it, of course! > > Here's my two best guesses why this was so. Either the piano was > unplugged all summer and recently plugged in, or the tank got empty and > was just recently filled. The teacher wasn't there for me to ask. Both > would have the same effect, methinks. > > Long shot guesses would be that it's just been too humid for the piano > to keep after, or that the system isn't working properly. Thoughts? > > Personal notes: I developed tendonitis in my tuning lever shoulder two > weeks before vacation. I didn't go to the doctor, since I thought it > would have time to heal while vacationing. It didn't. This morning I > tore a muscle in my right leg calf, which hurt pretty much, so I went to > the doctor and we discussed both problems. He wants me on crutches, but > we can't do that because of the shoulder, so I hobble pretty badly as I > walk. I'll be starting physical therapy for the shoulder later this > week. All while trying to do four weeks' worth of tuning in two! Fun, > fun! > > Regards, > Clyde Hollinger, RPT > > _______________________________________________ > pianotech list info: https://www.moypiano.com/resources/#archives -- Richard Brekne RPT, N.P.T.F. UiB, Bergen, Norway mailto:rbrekne@broadpark.no http://home.broadpark.no/~rbrekne/ricmain.html http://www.hf.uib.no/grieg/personer/cv_RB.html
This PTG archive page provided courtesy of Moy Piano Service, LLC