<html><head><style type="text/css"></style></head><body><div style="font-family:garamond, new york, times, serif;font-size:12pt"><DIV>In December I replaced a wound string on an execrable Yamaha electric piano (definitely a PS/POS).  That string broke on Sunday, and I've ordered a replacement.  Checking the underside of the v-bar that terminates the speaking length, where the string broke, I found a slight burr in the metal.  What can I do about that, in case that is what caused the string to break?</DIV> <DIV> </DIV> <DIV>Thanks in advance,</DIV> <DIV>Richard Morgan</DIV> <DIV> </DIV></div></body></html>