We may have found other answers which could help you.
Click here for Bobbin Thread Pickwhere do i get a new one?
How can I fix my Riccar Super-Stretch model 570 sewing machine?
Threading diagram 9600?
How can I fix my Riccar 888 sewing machine?
Threading a Riccar 9400 sewing machine?
How can I fix the timing of an Riccar 9800 sewingmachine?