Hello again, Thanks for all the help on the Consew 206-RB4 I acquired previously.  Since then, I have added a speed reducer and am very pleased with that machine.  That said, I ran across a deal on a Juki LU-563 clone or re-badge.   A Chandler Chandsew / CU563.   It sewed fwd and reverse.  There is a minor hiccup with the button for stitch length selection.  It might need replaced or just some oiling.  It won't catch in the detent to allow changing stitch length.   And it is missing the nos