This is a multi-part message in MIME format. ---------------------- multipart/alternative attachment Hi Warren, Check for loose setoff rail. Also check catcher shanks but I think = unlikely. Watch for the damper stop rail position, and check the rail screws are = tight. Pretty unlikely but possible, keys bottoming out on to the top of front = keypins in mortice. To me the uniformity suggests a rail loose. Regards Graeme Harvey New Plymouth New Zealand >: Kawai console # M1541410 Model 706-1(I?) >The hammers starting in the bass section and all the way to the >mid-tenor, make a clacking noise very much like what you hear when >bedding a key, but not as loud. It is very uniform but diminishing as >it approaches the high tenor and sounds normal in the treble. Normal to >me is a soft thumping sound. Again, the sound occurs when the hammer >strikes the string on a hard blow (as when tuning). > >I checked the flange and rail screws which were tight. This is an >aluminum rail. I did not check the action bracket support bolts, but I >will be back in there in two weeks when I install a couple of strings. = I >have heard a hammer make a sound like this when the upper glue joint = was >broken, but it isn't that. >What am I missing? ---------------------- multipart/alternative attachment An HTML attachment was scrubbed... URL: https://www.moypiano.com/ptg/pianotech.php/attachments/59/a1/56/03/attachment.htm ---------------------- multipart/alternative attachment--
This PTG archive page provided courtesy of Moy Piano Service, LLC