<HTML><HEAD></HEAD> <BODY style="BORDER-TOP-STYLE: none; BORDER-RIGHT-STYLE: none; BORDER= -LEFT-STYLE: none; BORDER-BOTTOM-STYLE: none"> You need to mention pedal technique.   Release of the peda= l is not lifting the foot as fast as possible... David Ilvedson, RPT Pacifica, California <DIV style="PADDING-RIGHT: 5px; PADDING-LEFT: 5px; PADDING-BOTTOM: 5p= x; BORDER-LEFT: #000000 3px solid; PADDING-TOP: 5px"> <HR> Original message From: richard.ucci@att.net To: "An open list for= piano technicians" <PIANOTECH@PTG.ORG> Received: 1/12/2006 8:07:41 = PM Subject: Re: thumping dampers  <DIV></DIV> Thanks Bill, I don't think changing out the damper felts is an option. The dealer= won't spring for it , and I doubt that Yamaha will either, and the cli= ent surely wont.  I think I'm going to go for cutting down the lif= t .   Thanks, RU/UP  <BLOCKQUOTE style="PADDING-LEFT: 5px; MARGIN-LEFT: 5px; BORDER-LEFT: = #1010ff 2px solid">-------------- Original message from "William R. Mon= roe" <pianotech@a440piano.net>: -------------- > W= ell, Rick, > > I must say I would be inclined to concur w= ith the pedal being excessively > "thumpy." I just serviced a Ya= maha C1 today. The thump of the dampers was > really quite bothe= rsome. No amount of limiting the damper travel would do > anythi= ng here. The felts are in quite good condition, but are a bit firmer <B= R>> than I usually see. > > My gut is that to make the= thumping end, you'll need new (different) damper > felts. In my= case, it is definitely the damper felts creating the noise, > b= ut I would check to see what kind of shape the felts in the pedal box a= re > in and how absorbent they are. I often find poor felts in t= he pedal box can > contribute to that thumping noise. >! = ; > Hope you are able to remedy the problem. > > R= egards, > William R. Monroe > > > > = > ----- Original Message ----- > From: "Horace Greeley" <= HGREELEY@STANFORD.EDU> > To: "An open list for piano technicians"= <PIANOTECH@PTG.ORG> > Sent: Wednesday, January 11, 2006 8:31 PM = > Subject: Re: thumping dampers > > > > = > > Rick, > > > > Putting aside for the m= oment the "why bother?" that immediately > > springs to mind = when recording with an instrument like this is > > mentioned,= I generally agree with Dale. Nothing is going to stop > > no= ise from the assembly when the foot is simply lifted quickly off the <B= R>> pedal. > > > > What you might also find help= ful is to replace some/most of the > > harder felt and leathe= r stop-blocks in the damper mechanism. It > > won't fix ! the= whole problem - and - it definitely means that you will > > = be revisiting the instrument to replace the softer material which &= gt; > wears out much more quickly, it might help. > > = > > Hope there is something of value for you here. > > = > > Best. > > > > Horace > > <B= R>> > > > At 06:12 PM 1/11/2006, you wrote: > &g= t; > Ahh yes but it could be his pedaling technique. I've seen some = > > > fine pianist with horrible pedal technique. They can= make a > > > nominally set of of quit dampers start to so= und like a bass drum > > > specially on a Steinway..which = they're not used to. He probably > > > doesn't need a spri= ng surgery but quite possibly his technique > > > needs at= tention....... JMO > > > > > > Dale > = > >Hi Listers, > > > > > >Clien! t with= a new Yamaha ga-1 is complaining that the dampers make a > >= >thumping noise when his foot is taken off the sustain pedal. He is= > > >doing some recording and it is very noticable to him= . Other than > > >changing the spring to one with less ten= sion , what would be a > > >solution to his problem? &= gt; > > > > >Thanks, > > >Rick Ucci/Ucc= i Piano > > > > > > > > > &g= t; > > +++++++++++++++++++++++++++++++ > > Horace G= reeley > > Systems Group > > Controller's Office <B= R>> > Stanford University > > > > 651 Serra S= t., RM 100 > > Stanford, CA 94305 > > > >= voice: 650.725.9062 > > fax: 650.725.8014 > > ++++= ++++++++++++++++++++++++++++ > > > > > &= gt; > _______________________________________________! > = Pianotech list info: https://www.moypiano.com/resources/#archives </BL= OCKQUOTE></DIV></BODY></HTML>