■ Installing the bobbin case
1
Position the bobbin case so that part c on the bobbin
case is in front of part d on the sewing machine.
2
With the bobbin case tilted to the left, insert the left
side of the bobbin case into the race, as shown.
3
Insert the right side of the bobbin case into the hook
so that part a on the bobbin case is to the left of part b
on the sewing machine.
100
d
c
Left side of bobbin case
Right side of
bobbin case
a
b