>..Here's the thing though.... I've had shanks/flanges nearly immobilized >by verdigris(squeeky tight) and treating with protek almost instantly >free's them, but at the same time the treatment doesn't touch the wippen >centers. Sluggish as ever. Anyone care to venture a guess as to why that >is? > >Paul E. Dempsey No guessing involved. The range of movement is greatly restricted while in the action, Paul. However, if you remove each Steinway repetition and physically treat each bushing on both sides of the flange with Protek, and then move the flange its entire arc numerous times. It'll free up like nobody's business. Keith A. McGavern kam544@ionet.net Registered Piano Technician Oklahoma Chapter 731 Piano Technicians Guild USA
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