Care and Maintenance
Appendix
A-3
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If there is a screw in the needle plate cover
1 Use the L-shaped (or disc-shaped) screwdriver to
remove the screw in the needle plate cover.
2 Grasp both sides of the needle plate cover, and then
slide it toward you.
1
Needle plate cover
■
If there is no screw in the needle plate cover
1 Grasp both sides of the needle plate cover, and then
slide it toward you.
1
Needle plate cover
g
Remove the bobbin case.
Grasp the bobbin case, and then pull it out.
1
Bobbin case
h
Use the cleaning brush or a vacuum cleaner to remove
any lint and dust from the race and bobbin thread
sensor and the surrounding area.
1
Cleaning brush
2
Race
3
Bobbin thread sensor
• Do not apply oil to the
bobbin case
.
i
Insert the bobbin case so that the
mark on the
bobbin case aligns with the
mark on the machine.
• Align the
and
marks.
1
mark
2
mark
3
Bobbin case
• Make sure that the indicated points are aligned
before installing the bobbin case.
a
a
1
a
b
b
a