Re: [disklavier] Dampp-Chaser - Correction
2004-06-03 by Robert Welcyng
Excuse my typo. I should have said "under control", not "under controlled". Bob Robert Welcyng wrote: > Try calling Dampp-Chaser at 1-800-438-1524 or 704-692-8271 for your answers. > > In some ways, I have to agree with your tech--but personally, I'd > restore it as you are planning to. > > Here's my take: Unless your room's RH runs close to 42% the year > around, neither the humidifier nor dehumidifier elements are sufficient > alone to do the job. What I have done is isolate the air under the > piano by extending a heavy fabric cover that I have with a skirt that > goes to the floor. During extremely dry conditions, I augment the > humidity with a moistened towel draped over a pail and placed under the > tent. > > If you don't have such a cover, it's not hard to make one using > flannel-backed vinyl from a fabric store. > > Dampp-Chaser's humidistat is an excellent tool for monitoring how well > the RH of 42% is being maintained. I keep a timer on the dehumidifier > circuit. During a 12 or 24 hour period I can determine the fraction of > time it has been on. As long as it is operating more than 0% and less > than 100%, the RH is under controlled. I went to the tent idea when I > found that in the winter the humidifier was running 100% of the time and > obviously was not keeping up with the natural air changes under the piano. > > It's a fuss removing the cover every day in order to practice and later > replacing it. For most people, the whole thing would be too ugly for > their living room. However, there are several benefits: My DC3 stays > beautifully in tune for long periods. My tech no longer must resize > knuckle pins in the action due to expanding and contracting pin holes. > It's also my impression that 42% RH is right for the hammer felt as my > DKV's voicing is splendid and doesn't require constant touch-up as it > once did. > > > > syantovsky wrote: > >>Hello, >> >>I used to have a Dampp-Chaser installed on my Yamaha DG1R grand >>piano, however, the visiting technician took it away saying that the >>device did not work the way it was supposed to. >> >>I am thinking of putting it back, however, I cannot find several >>needed parts. >>For example, the humidifier, plastic tubing, and light panel. >>Can I buy these parts separately or are they only sold as a set? In >>addition, can I download the installation instructions, and if not, >>can someone send me a copy of them? What are the Humidifier Pads for? >> >>Thank you. >> >> >> >> >> >>To Post a message to the group, send it to: disklavier@... >> >>To Post a private message to Todd Muncy, the group's founder and moderator, send it to: >>disklavier-owner@... >> >>To reach our group's web site go to: >>http://Yahoogroups.com/group/disklavier >> >>Todd's family web site was completely updated 012/22/03. It contains some fun disklavier content and links to midi sites among many other things, The url is: >>http://MuncyFamily.com >> >>THINKING OF LEAVING THE GROUP? >>If you are thinking of unsubcribing because you are getting too much mail, go the the web site and change your email delivery option instead. That will fix the problem, while maintaining your access to the group. If you insist on leaving us completely send a blank email to: >>disklavier-unsubscribe@... >> >>Know someone who wants to join? Have them send a blank email to: >>disklavier-subscribe@... or give them this link: >>http://Yahoogroups.com/group/disklavier/join >> >>Yahoo! Groups Links >> >> >> >> >> >> > > > -- Robert Welcyng Anchorage, Alaska