Brother International SB3150 Operation Manual - Page 131

While sewing

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Troubleshooting Symptom Probable Cause The sewing light does not come on. The sewing light is damaged. (Light) is set to "OFF" in the settings screen. Remedy Contact your authorized Brother dealer or the nearest Brother authorized service center. Reference - Change the setting to "ON". B-12 ■ While sewing Symptom Probable Cause Remedy Reference Machine does not operate. Needle breaks. "Start/Stop" button was not pressed. Press the "Start/Stop" button. B-36 The bobbin winder shaft is pushed to the right. Move the bobbin winder shaft to the left. B-15 There is no pattern selected. Select a pattern. B-35 Presser foot is not lowered. Lower the presser foot. B-36 "Start/Stop" button was pushed with the foot controller attached. Remove the foot controller, or use the foot controller to operate the machine. B-37 The "Start/Stop" button was pressed while the machine is set for the sewing speed controller to control the zigzag stitch width. Use the foot controller instead of the "Start/ Stop" button to operate the machine, or set the (Width control) to "OFF" in the settings screen. B-12, B-37 Needle is installed incorrectly. Reinstall the needle correctly. B-29 Needle clamp screw is not tightened. Tighten the needle clamp screw. B-29 Needle is turned or bent. Replace the needle. B-29 Using improper needle or thread for the selected fabric. Check the "Fabric/Thread/Needle Combinations" chart. B-28 Wrong presser foot was used. Use the recommended presser foot. B-32 Upper thread tension is too tight. Adjust the thread tension setting. B-41 Fabric is pulled during sewing. Do not pull the fabric during sewing. - Spool cap is set incorrectly. Check the method for attaching the spool cap, then reattach the spool cap. B-15 There are scratches around the opening in the needle plate. * There is a notch on the left side of the opening in the needle plate. This is not a scratch. a Replace the needle plate, or consult your authorized Brother dealer. A-8 MAINTENANCE AND TROUBLESHOOTING A 1 Notch There are scratches around the opening in the presser foot. There are scratches on the bobbin case. Replace the presser foot, or consult your authorized Brother dealer. Replace the bobbin case, or consult your authorized Brother dealer. B-31 A-2 Appendix A-13

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Troubleshooting
Appendix
A-13
MAINTENANCE AND TROUBLESHOOTING
A
■
While sewing
The sewing light
does not come on.
The sewing light is damaged.
Contact your authorized Brother dealer or the
nearest Brother authorized service center.
–
(Light) is set to “OFF” in the settings
screen.
Change the setting to “ON”.
B-12
Symptom
Probable Cause
Remedy
Reference
Machine does not
operate.
“Start/Stop” button was not pressed.
Press the “Start/Stop” button.
B-36
The bobbin winder shaft is pushed to the right.
Move the bobbin winder shaft to the left.
B-15
There is no pattern selected.
Select a pattern.
B-35
Presser foot is not lowered.
Lower the presser foot.
B-36
“Start/Stop” button was pushed with the foot
controller attached.
Remove the foot controller, or use the foot
controller to operate the machine.
B-37
The “Start/Stop” button was pressed while the
machine is set for the sewing speed controller
to control the zigzag stitch width.
Use the foot controller instead of the “Start/
Stop” button to operate the machine, or set the
(Width control) to “OFF” in the settings
screen.
B-12, B-37
Needle breaks.
Needle is installed incorrectly.
Reinstall the needle correctly.
B-29
Needle clamp screw is not tightened.
Tighten the needle clamp screw.
B-29
Needle is turned or bent.
Replace the needle.
B-29
Using improper needle or thread for the
selected fabric.
Check the “Fabric/Thread/Needle
Combinations” chart.
B-28
Wrong presser foot was used.
Use the recommended presser foot.
B-32
Upper thread tension is too tight.
Adjust the thread tension setting.
B-41
Fabric is pulled during sewing.
Do not pull the fabric during sewing.
–
Spool cap is set incorrectly.
Check the method for attaching the spool cap,
then reattach the spool cap.
B-15
There are scratches around the opening in the
needle plate.
*
There is a notch on the left side of the
opening in the needle plate. This is not a
scratch.
1
Notch
Replace the needle plate, or consult your
authorized Brother dealer.
A-8
There are scratches around the opening in the
presser foot.
Replace the presser foot, or consult your
authorized Brother dealer.
B-31
There are scratches on the bobbin case.
Replace the bobbin case, or consult your
authorized Brother dealer.
A-2
Symptom
Probable Cause
Remedy
Reference
a