a friend and i went together and bought a grace 2 with a janome 1600p. it was used but like new and the only real problem we've had is the thread breaking .have used 50wt egypt cotton and cotton covered poly, also maxilock. tried 14 & 16 needles. does anyone have a suggestion?thanks for any help.our group makes quilts and gives thm to people that are ill and vets, so the quilter is really needed djw