Brother 888-E31 Operation Manual page 63

h Remove the bobbin case.
If threads remain in the bobbin case, remove
them.
a Bobbin case
i Use the cleaning brush or a vacuum cleaner to
remove any dust from the race and its
surrounding area.
a Cleaning brush
b Race
If the fabric could be removed
If the fabric could not be removed
j
Use the enclosed disc-shaped screwdriver to
loosen the two screws on the needle plate.
Note
● Be careful not to drop the removed screws in the
machine.
k
l
m
n
o
Continue with
p
step .
Continue with
j
step .
● Be careful not to drop the removed screws in the
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
authorized service center.
Remove any threads in the race and around the
feed dogs.
Turn the handwheel to raise the feed dogs.
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.
Lightly finger-tighten the screw on the right side
of the needle plate. Then, use the disc-shaped
screwdriver to firmly tighten the screw on the
left side. Finally, firmly tighten the screw on the
right side.
Turn the handwheel to check that the feed dogs
move smoothly and do not contact the edges of
the slots in the needle plate.
a Correct position of feed dogs
b Incorrect position of feed dogs
Note
machine.
4
61