Originally Posted by purplefiend
You should keep a cam in the machine , helps to keep the doohicky that the cams go into from getting stuck. I had a 503 for about 6 months and really liked it. I gave it to a new sewist that I was teaching and she just loved it.
Sharon W. in Texas
Thank you Sharon, I knew I had read somewhere to never sew without a cam inserted in my 503a!
Nancy