I HAVE A BROTHER 1500 AND USE ON MY SHORT ARM..JUST A STRAIGHT STITCH AND MANUAL SAYS EXACTLY WHERE TO PUT LITHIUM GREASE IN THE GEARS...OIL ONLY IN THE HOLES...BIG JOB LIFTING AND TAKING APART BUT SAVES ME $$ ...HAVE DONE IT TWICE..IF A MACHINE IS COMPUTERIZED I DO NOT TOUCH...MY JANOME'S...