When the needle breaks, replace it with a new one.

For details on replacing the needle, refer to "How do I change the needle ?".

Also, check the following possible causes and solutions.

• Needle is installed incorrectly.
  
  Reinstall the needle correctly.
  Refer to "How do I change the needle ?".
  
  
   
• Needle clamp screw is not tightened.
  
  Tighten the needle clamp screw.
  Refer to "How do I change the needle ?".

  Be sure to insert the needle until it touches the needle stopper and securely tighten the needle clamp screw with the screwdriver, otherwise the needle may break or damage may result.

  
  
   
• Needle is turned or bent.
  
  Replace the needle.
  For details on checking and replacing the needle, refer to "How do I change the needle ?".

  Never sew with a bent needle. A bent needle will easily break and may cause injury.

  
  
   
• Using improper needle, thread or the fabric prepared insufficiently for embroidering.
  
  It is recommended to use a 75/11 home sewing machine needle.
  Use embroidery thread and embroidery bobbin thread.
  Attach a stabilizer material for embroidery to the fabric.
  
  
   
• Upper threading is incorrect.
  
  Check the steps for threading the machine and rethread the machine.
  For details on threading the machine, refer to "How do I thread the machine (Threading the upper thread)?".

  If the upper threading is not correct, the thread may become tangled or the needle may bend or break.

  
   
• Spool cap is set incorrectly.
  
  Check the method for attaching the spool cap, then reattach the spool cap.
  For details on attaching the spool cap, refer to "How do I thread the machine (Threading the upper thread)?".
  • Slide the spool cap as far as possible to the right, as shown, with the rounded side on the left.
    
     
  • Choose a spool cap that best fits the size of spool being used.
    
     
  • If the spool or the spool cap is not positioned correctly, the thread may become tangled around the spool pin or the needle may break.
  
   
• Bobbin is set incorrectly.
  
  Check the steps for setting the bobbin into the machine and reset the bobbin thread.
  For details on setting the bobbin, refer to "How do I set the bobbin?".
  
  
   
• Bobbin thread is incorrectly wound.
  
  Use a correctly wound bobbin.
  Check the steps for winding the bobbin and rewind the bobbin thread.
  For details on winding the bobbin, refer to "How do I wind the bobbin?".

  Use a bobbin that has been correctly wound with thread, otherwise the needle may break or the thread tension will be incorrect.

  

  
   
• Upper thread tension is too tight.
  
  Loosen the upper thread tension so that it is appropriate.
  For details on adjusting the thread tension, refer to "How do I adjust thread tension for embroidering?".
  
  
   
• Fabric is pulled during embroidering.
  
  Do not pull the fabric during embroidering.
  
  
   
• A bobbin designed specifically for this machine is not used.
  
  Incorrect bobbins will not work properly.
  Be sure to use the included bobbins (part code: SA156, SFB: XA5539-151) or the same type.
  SA156 is Class 15 type bobbin.
  The bobbin's height is 11.5 mm (approx. 7/16 inch).

  * Made of plastic (1) This model (2) Other models (3) 11.5 mm (approx. 7/16 inch)

  
  
   
• Fabric is too thick.
  
  Use fabrics with a thickness of less than 3 mm (approx. 1/8 inch).

  Using fabrics thicker than 3 mm (approx. 1/8 inch) may cause the needle to break.

  
  
   
• There are scratches around the opening in the embroidery foot.
  
  Replace the embroidery foot. To obtain parts, contact your authorized Brother dealer.
  
  
   
• There are scratches on the bobbin case.
  
  Replace the bobbin case. To obtain parts, contact your authorized Brother dealer.
  
  
   
• Embroidery foot is attached incorrectly.
  
  Attach the embroidery foot correctly.
  For details on attaching the embroidery foot, refer to "How do I remove or attach the Embroidery foot ?".
  
  
   
• Screw of the embroidery foot is loose.
  
  Securely tighten the screw of the embroidery foot.
  For details on tightening the screw of the embroidery foot, refer to "How do I remove or attach the Embroidery foot ?".
  
  
   
• Stabilizer is not attached to fabric being embroidered.
  
  Use a stabilizer material for embroidery.
  Refer to "Attaching Iron-on Stabilizers (Backing) to the Fabric" described in "How do I hoop the fabric in the embroidery frame?".
  
  
   
• Bobbin thread tension is too tight.
  
  Adjust the bobbin tension with the bobbin case so that it is appropriate.
  For details on adjusting the thread tension, refer to "How do I adjust thread tension for embroidering?".