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Troubleshooting
Appendix A-9
MAINTENANCE AND TROUBLESHOOTING
A
g
Cut out the tangled threads, and then remove the
bobbin.
h
Remove the bobbin case.
If threads remain in the bobbin case, remove them.
1 Bobbin case
i
Use the cleaning brush or a vacuum cleaner mini
attachment to remove any lint or dust from the race
and its surrounding area.
1 Cleaning brush
2 Race
j
Use the included disc-shaped screwdriver to loosen the
two screws on the needle plate.
k
Slightly lift up the needle plate, cut any tangled
threads, and then remove the needle plate.
Remove the fabric and threads from the needle plate.
If the fabric cannot be removed, even after completing
these steps, contact your nearest Brother authorized
service center.
l
Remove any threads in the race and around the feed
dogs.
m
Turn the handwheel to raise the feed dogs.
n
Align the two screw holes in the needle plate with the
two holes at the needle plate mounting base, and then
fit the needle plate onto the machine.
o
Lightly finger-tighten the screw on the right side of the
needle plate. Then, use the disc-shaped (or L-shaped)
screwdriver to firmly tighten the screw on the left side.
Finally, firmly tighten the screw on the right side.
If the fabric could be removed. Continue with step p.
If the fabric could not be removed. Continue with step j.
Note
• Compressed can air is not recommended to be
used.
Memo
• (For models that include the L-shaped
screwdriver)
You can also use the L-shaped screwdriver to
remove the screw in the needle plate cover.
Note
• Be careful not to drop the removed screws in the
machine.
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