Lance, Strengthen the hammer springs. This will prevent the 'fly-away' motion of the hammer and maintain a more solid blow. Also check hammer blow, too much can cause this. Jon Page ~~~~~~~~~~~~~~~~~~~~~~~~~~~ At 04:48 PM 2/2/98 -0600, you wrote: >Dear List, >I GIVE UP! I've been trying to help a customer of mine who bought a cheap >Kranich & Bach (made in Europe, 1993, sold by Baldwin) 42" upright. This >piano had double striking or bobbling hammers when I first saw it. To be >brief and to the point; I added let-off distance and dip, still some >bobbling on soft blows, added more, still bobbling at times, then I added >key height/dip, adjusted checking, and unless you are VERY deliberate and >get to the very end of each key stroke, IT STILL DOES IT occasionally. >Maker won't help, they said (basically) that's what you get for buying a >cheap piano. Now, the piano is no fun to play and you still get the >occasional bobble if you're not careful. >Lance Lafargue, RPT
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