I Clean Up and Tune Up The Singer 17-23 Double Roller Foot Lock Stitch Cylinder Arm for Leather

I found this cool old cylinder arm with double roller foot. Turning work on this is a breeze without the need to lift the foot. Super handy. I take you along in my basic process for cleaning, learning, adjusting and using a new to me sewing machine. People always ask what I spray on these machines to clean them. I use diesel fuel with appropriate precautions. Use at your own risk.  I buy all these industrial sewing machines myself and so anything you do to help support this channel is appreciated. I have