Winder Seat; List Of Symptoms - Brother 888-N00 Operation Manual

4
Select stitch
length and width to their maximum settings�
* For details on changing the settings, refer to "Setting
the stitch length and stitch width" (page 15)�
5
Slowly turn the handwheel toward you
(counterclockwise) and check that the needle
bar and feed dogs operate correctly�
If the needle or feed dogs contact the needle
plate, the machine may be malfunctioning;
therefore, contact your nearest Brother
authorized service center�
6
Turn off the machine, and then install the
bobbin and presser foot�
Never use a scratched or damaged presser foot�
Otherwise, the needle may break, or sewing
performance may suffer�
* Refer to "Winding/Installing the bobbin" (page 7)
and "Replacing the presser foot" (page 14)�
7
Correctly thread the machine�
* For details on threading the machine, refer to "Upper
threading" (page 9)�
8
Perform trial sewing with cotton fabric�
Note
• Incorrect sewing may be the result of incorrect
upper threading or sewing thin fabrics� If there
are poor results from the trial sewing, check the
upper threading or the type of fabric being used�
If the thread becomes tangled
under the bobbin winder seat ★
If the bobbin winding starts when the thread is not
passed under the pretension disk of the thread guide
correctly, the thread may become tangled under the
bobbin winder seat�
Pretension disk
CAUTION
• Do not remove the bobbin winder seat even
if the thread become tangled under the
bobbin winder seat� Otherwise, the cutter in
the bobbin winder seat may be damaged� (for
models equipped with the cutter)�
• Do not remove the screw on the bobbin
winder guide post, otherwise the machine
may be damaged; you cannot wind off the
thread by removing the screw�
28
� At this time, increase the stitch
Thread guide
Screw
Bobbin winder guide post
Bobbin winder seat
1
Stop the bobbin winding�
2
Cut the thread with scissors beside the thread
guide�
3
Slide the bobbin winder shaft to the left, and then
remove the bobbin from the shaft and cut the
thread leading to the bobbin in order to be able
to completely remove the bobbin from the shaft�
4
Hold the thread end
with your left hand,
and wind off the thread
clockwise from under
the bobbin winder seat
with your right hand�

List of symptoms

If the reference page is "
Brother dealer or the nearest Brother authorized
service center�
Symptom, Cause/solution
The machine does not work�
The machine is not plugged in�
The main power switch is turned off�
The bobbin winder shaft is pushed to the right� 8
The foot controller is not used properly�
The needle breaks�
The needle is not fitted properly�
The needle clamp screw is loose�
The needle is turned, bent or the point is dull�
The needle or thread is improper for the fabric� 12
The presser foot is not appropriate for the
selected stitch�
The upper thread tension is too tight�
The fabric is pulled, pushed, or fed at an angle�
X Lightly guide the fabric�
The area around the opening in the needle
plate is scratched�
This is not a scratch�
The area around the opening in the presser
foot is scratched�
The bobbin case is scratched�
A bobbin designed for this machine is not
used�
The upper thread breaks�
Upper threading is incorrect� (For example,
the spool is not fitted properly, or the thread
comes out of the thread channel�)
There are knots or tangles in the thread�
Remove any knots or tangles�
X
", contact your authorized
*
Reference
6
6
6
13
13
13
14
17
16
*
*
*
7
9
-
★ : Only for some models�