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Problem
Skipped stitches
Needle is turned, bent or the point is dull.
Needle is installed incorrectly.
Needle is defective.
Dust or lint has collected under the needle
plate.
Thin or stretch fabrics are being sewn.
No stitching
Needle is turned, bent or the point is dull.
Bobbin is set incorrectly.
Upper threading is incorrect.
High-pitched sound
Dust or lint is caught in the feed dogs.
while sewing
Pieces of thread are caught in the race.
Upper threading is incorrect.
A bobbin designed specifically for this
machine is not used.
There are needle holes or friction scratches in
the bobbin case.
Fabric does not feed
Feed dogs are set in the down position.
through the machine.
Stitches are too close together.
Wrong presser foot was used.
Needle is turned, bent or the point is dull.
Thread is entangled.
Zigzag foot "J" is slanted on a thick seam at
the beginning of stitching.
The fabric feeds in
The feed mechanism is damaged.
the opposite
direction.
The needle contacts
The needle clamp screw is loose.
the needle plate.
Needle is turned, bent or the point is dull.
Fabric being sewn
Thread is tangled below the needle plate.
with the machine
cannot be removed.
A broken needle has
—
fallen into the
machine.
The handwheel feels
Thread is tangled in the bobbin case.
sluggish when it is
turned.
The built-in camera
The buttonhole foot is dirty.
cannot detect the
buttonhole foot.
Mark "A+" or 3 dots on the presser foot is
shaded.
Cause
Replace the needle.
Reinstall the needle correctly.
Replace the needle.
Remove the dust or lint with the brush.
Sew with one sheet of thin paper under the
fabric.
Replace the needle.
Reset the bobbin thread correctly.
Check the steps for threading the machine and
rethread the machine.
Remove the dust or lint.
Clean the race.
Check the steps for threading the machine and
rethread the machine.
Incorrect bobbins will not work properly. Only
use a bobbin designed specifically for this
machine.
Replace the bobbin case, or consult your
authorized Brother dealer.
Press
raise the feed dogs.
Lengthen the stitch length setting.
Use the correct presser foot.
Replace the needle.
Cut the entangled thread and remove it from
the race.
Use the presser foot locking pin (black button
on the left side) on zigzag foot "J" to keep the
presser foot level while sewing.
Contact your authorized Brother dealer.
Firmly tighten the needle clamp screw. If the
needle is bent or blunt, replace it with a new
one.
Replace the needle.
Lift up the fabric and cut the threads below it,
and clean the race.
Turn off the machine, and then remove the
needle plate. If the needle that fell into the
machine can be seen, use tweezers to remove
it. After removing the needle, return the needle
plate to its original position.
Before turning on the machine, slowly turn the
handwheel toward you to check that it turns
smoothly. If the handwheel does not turn
smoothly or the needle that fell into the
machine cannot be removed, consult your
authorized Brother dealer.
Remove the tangled thread from the bobbin
case. Re-install the bobbin case so it is
correctly positioned.
Clean the area of the buttonhole foot to be
detected.
Keep these area clean.
TROUBLESHOOTING
Solution
, and then turn the handwheel to
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