She's only owned the piano for three years--the system was installed at her house. br ----- Original Message ----- From: "David Ilvedson" <ilvey at sbcglobal.net> To: <caut at ptg.org> Sent: Tuesday, February 27, 2007 11:04 PM Subject: Re: [CAUT] How many DC tanks, (was undercover Heat n Bond) >I am now expert either, but is it possible the system you are talking about >was really old before DC had the baffles? When were the baffles added by >DC? > > David Ilvedson, RPT > Pacifica, CA 94044 > > ----- Original message ---------------------------------------- > From: "Barbara Richmond" <piano57 at insightbb.com> > To: "College and University Technicians" <caut at ptg.org> > Received: 2/26/2007 8:05:05 PM > Subject: Re: [CAUT] How many DC tanks, (was undercover Heat n Bond) > > >>Hi Don, > >>I am no expert at this. Where would you place the tanks? I have the >>schematic for one tank--where it is pretty much in the middle. There >>looks >>like plenty of room on the straight side and not as much room towards the >>curved side. Is there an ideal placement for two tanks? > > >>Thanks, > >>Barbara Richmond, RPT > >>----- Original Message ----- >>From: "Don" <pianotuna at accesscomm.ca> >>To: "College and University Technicians" <caut at ptg.org> >>Sent: Monday, February 26, 2007 3:00 PM >>Subject: Re: [CAUT] How many DC tanks, (was undercover Heat n Bond) > > >>> Hi Barbara, >>> >>> I'd usually try one bucket with bottom cover and Edward's string >>> cover--but >>> the client already has the the two bucket system--so it may as well be >>> used. A tiny bit more work--but the humidity output will be doubled--and >>> the cycling speed will be faster--which should lead directly to smaller >>> pitch changes. >>> >>> Bottom line two buckets work better than one *if* there is room to >>> install >>> them. >>> >>> The current install is obviously not working if you had a significant >>> pitch >>> correction needed. >>> >>> At 07:17 PM 2/26/2007 -0600, you wrote: >>>>Hi Mark, >>>> >>>>Thanks for your responses about the Heat n Bond. I received the >>>>information >>>>you sent to Roger Wheelock and am ready to charge ahead. >>>> >>>>I'd like your opinion (or anybody else's). Here in Central Illinois we >>>>go >>>>through some pretty large humidity swings. I serviced, for the first >>>>time, >>>>a Steinway B, in an majestic, though old, brick country house (high, >>>>high >>>>ceilings, hot water heat), where they do not normally use air >>>>conditioning >>>>in the summer. This piano has a DC system, installed by a guy who >>>>generally >>>>makes "big deal" out of a lot of stuff. Anyway, it's a two humidifier >>>>system, under the beams; he attached plywood the same rectangular shape >>>>of >>>>the baffles to the beams. Then the tanks hang pretty far below the >>>>plywood, >>>>the baffles hang between the tanks and the plywood. Darn, why didn't I >>>>have >>>>my camera with me. It looks genuinely hideous and I still had to do a >>>>significant pitch raise, so I'm not sure how much this installation is >>>>really helping. Then there is an issue with the keys in the summer. I >>>>would like to do an in-between the beams installation with undercover, >>>>and >>>>an added heater bar under the keybed. I'm also recommending an Edwards >>>>string cover. I think that the high humidity in the summer is the >>>>bigger >>>>problem. OK, so here's the question. If I switched to a one tank >>>>system >>>>and used an undercover, do you think it would do the job? My not very >>>>good >>>>hygrometer said that the humidity level was at 28% when I was there last >>>>week, so it doesn't appear to be one of those horrifically dry >>>>environments >>>>(for winter). Would you automatically put a two tank system in a B or >>>>would you only put two tanks in when dryness was extreme? >>>> >>>>Thanks, >>>> >>>>Barbara Richmond, >>> Regards, >>> Don Rose, B.Mus., A.M.U.S., A.MUS., R.P.T. >>> Non calor sed umor est qui nobis incommodat >>> >>> mailto:pianotuna at yahoo.com http://us.geocities.com/drpt1948/ >>> >>> 3004 Grant Rd. REGINA, SK, S4S 5G7 >>> 306-539-0716 or 1-888-29t-uner >>> >
This PTG archive page provided courtesy of Moy Piano Service, LLC