Baby Lock BL20A Getting To Know Manual page 6

4. Guide the thread into the front notch
of the bobbin holder. Draw the thread to the left,
sliding it between the tension spring blades .
5. Continue to draw the thread lightly until the thread
slips into the side notch .
6. Pull out about 4" of thread . Attach the hook
cover plate by inserting the two prongs on the
9
left of the hook cover plate into the openings.
Lower the right side until it clicks into place.
Check the threading by referring to the chart
shown on the hook cover plate.
on the front side
5
7
8
6
6
6
7
5
9