Blowing out he dirt, and tightening flange screws is always a good idea, when you can. Thanks for the reminder! ----- Original Message ----- From: <Ojaituner2@aol.com> To: <pianotech@ptg.org> Sent: Sunday, September 09, 2001 12:21 PM Subject: Re: naphtha + mineral oil / silicon + naphtha > Hello List, > > Would like to weigh in on this subject. I too saw demonstration put on by > Wurlitzer at a National back about 1978. > I have used the silicone naphtha treatment on a regular basis to deal with > sluggish centers and have never experienced any of the problems for which it > has been labeled with. > This stuff works when nothing else will and I have also had sustained success > on verdigris action centers where I have been able to follow the treatment > for over ten years. > I also feel that it makes shrinking centers more stable and seems to help in > not over shrinking. > The main concern is to use it in open air or with good exhaust and give the > action a chance to air out well before putting it back in the piano. I always > bring the action back to the shop where I can tighten the flange screws first > and blow the dirt out so that I am not washing dirt and dust into the works. > Thankyou to the list, for all the good info all around. > Dennis Ashly
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