Inserting The Bobbin Case; Upper Threading - Pfaff Synchromatic 1215 Instruction Book

Inserting the bobbin case
Lift latch A and push the bobbin case onto
stud B as far as it will go, making sure
slot C points upwards . Release latch A.
Latch A and stud B must be flush.
Upper threadin g
Pull the thread from the spool and draw it
into slot A, guide B and take-up lever 1.
Then pull it into guide C and thread guide
D on the needle holder.