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Care and Maintenance
Appendix A-3
MAINTENANCE AND TROUBLESHOOTING
A
■ 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 the surrounding
area.
1 Cleaning brush
2 Race
• Do not apply oil to the bobbin case.
i
Insert the bobbin case so that the
S
mark on the
bobbin case aligns with the
z mark on the machine.
• Align the S and
z marks.
1 S mark
2
z mark
3 Bobbin case
• Make sure that the indicated points are aligned
before installing the bobbin case.
j
Insert the tabs on the needle plate cover into the
needle plate, and then slide the cover back on.
1 Needle plate cover
a
a
1
CAUTION
• Never use a bobbin case that is scratched,
otherwise the upper thread may become
tangled, the needle may break or sewing
performance may suffer. For a new bobbin
case, contact your nearest Brother authorized
service center.
• Be sure that the bobbin case is correctly
installed, otherwise the needle may break.
a
b
b
a
a
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