You can try cutting the back edge of the back rail cloth free from the key frame if it's glued down. Sometimes that helps the key donk. David Love www.davidlovepianos.com -----Original Message----- From: caut-bounces at ptg.org [mailto:caut-bounces at ptg.org] On Behalf Of Ron Nossaman Sent: Tuesday, December 23, 2008 8:22 AM To: caut at ptg.org Subject: Re: [CAUT] Thumping Baldwin SF Andrew Anderson wrote: > I was called to tune a Baldwin SF yesterday. It tuned up beautifully > with a nice really clean treble. > > What bothered me was excessive action noise, thumping on every key. It > started to stand out in the midrange > so I pulled the action thinking there must be foreign objects or bedding > issues. No FOs but bedding might be an > issue, no glides. > > Is this a typical feature of Baldwins or is this likely a bedding issue? > > Andrew Anderson. I've had them "donk" no matter what I did, usually on release. In these cases, it wasn't bedding. The keys (or something) would ring like xylophone bars. Did it in the piano, and on the bench. Ron N
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