Chapter 10 Troubleshooting

Mechanical Section

Check these points once again

 

 

Problem

Check Point

 

 

Thread breakage

• Is the machine properly threaded?

 

 

 

 

 

• Is thread tension too high?

 

 

 

• Is the rotary hook assembly clogged?

 

 

 

• Is there thread in the bobbin?

 

 

 

• Is the needle bent?

 

 

 

• Is there a rough edge or flaw on the needle plate, rotary hook, or

 

 

 

bobbin case that might cut the thread?

 

 

 

• Is the needle installed correctly (direction, angle, etc.)

 

 

 

• Is the presser foot in contact with the material?

 

 

 

• Are the thread thickness and needle size correct?

 

 

 

• Is a thread with right-hand twist being used? (If such a thread is

 

 

 

used, replace with a thread with left-hand twist.)

 

 

 

• Is there any adhesive on the needle?

 

 

 

• Is the material tension too weak?

 

 

 

• Is there too much play between the outer rotary hook and inner

 

 

 

rotary hook?

 

 

 

• Does the outer rotary hook turn smoothly?

 

 

 

• Is the clearance between the rotary hook stopper and the rotary

 

 

 

hook adjusted correctly?

 

 

 

• Does the thread come out from the bobbin case smoothly?

 

 

 

 

 

 

Needle (presser foot) interference

• Is the embroidery hoop too small?

 

 

 

 

with embroidery hoop

• Check the size and needle start position in the sewing data.

 

 

 

 

 

 

Needle breakage

• Is the needle attached correctly (direction, height, etc.)?

 

 

 

 

 

• Is the needle bent?

 

 

 

• Is the rotary hook attached correctly?

 

 

 

• Is the timing set correctly?

 

 

 

• Is there any backlash with the needle bar case (back/forth and

 

 

 

right/left)?

 

 

 

• Is the rotary hook stopper correctly attached to stop the rotary

 

 

 

hook?

 

 

 

• Is the needle size correct and the tip sharp?

 

 

 

• Does the thread pass through the hole center of the presser

 

 

 

foot?

 

 

 

 

 

 

Not embroidered properly

• Is the material edge caught in the machine?

 

 

 

 

 

(Are embroidery hoop and other related parts operating

 

 

 

correctly?)

 

 

 

• Is the material stretched properly?

 

 

 

• Is thread tension proper?

 

 

 

Does the lower thread come out smoothly?

 

 

 

 

 

 

Machine operation abnormal

• Is any set screw of the rotary encoder loosened?

 

 

 

 

 

• Is any set screw of the machine pulley loosened?

 

 

 

• Is any set screw of the machine motor pulley loosened?

 

 

 

• Is embroidery data normal?

 

 

 

• Is the XY carriage belt loosened?

 

 

 

 

166

BES-941BC • BES-1241BC

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Brother BES-941BC instruction manual Mechanical Section, Check these points once again Problem Check Point
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BES-941BC specifications

The Brother BES-941BC is a cutting-edge embroidery machine that showcases the perfect blend of innovation and user-friendly design. Geared towards professional embroiderers and serious hobbyists alike, this machine is engineered to enhance productivity while ensuring top-quality results.

One of the standout features of the BES-941BC is its impressive embroidery area of 10.2" x 7.9", allowing users to work on larger projects without the hassle of constant repositioning. This spacious work area is complemented by an advanced, high-speed embroidery capability that can reach up to 1,000 stitches per minute, making it possible to complete intricate designs in a fraction of the time.

Incorporating state-of-the-art technology, the Brother BES-941BC features a color touchscreen interface that provides intuitive navigation through its extensive menu options. Users can easily select designs, customize colors, and preview their creations before starting the embroidery process. Additionally, this machine supports wireless connectivity, enabling effortless file transfers from a computer or mobile device.

The BES-941BC comes pre-loaded with a diverse selection of built-in embroidery designs and fonts, catering to a wide range of styles and preferences. For those who wish to personalize their projects further, the machine also supports USB connectivity, allowing users to import additional designs from external sources.

Another noteworthy characteristic is the machine's advanced thread trimming and auto needle threading functions. These features minimize manual intervention, allowing users to focus more on creativity and less on tedious tasks. Furthermore, the BES-941BC is equipped with automatic tension adjustment, ensuring consistent quality and reducing the risk of errors during intricate stitching.

With its robust construction and reliable performance, the Brother BES-941BC is designed to handle high-volume embroidery tasks, making it suitable for small businesses as well as individual crafters. The machine is backed by a comprehensive warranty and customer support, providing peace of mind for users.

In conclusion, the Brother BES-941BC stands out as a versatile and powerful embroidery machine. With its ample embroidery area, high-speed stitching capabilities, advanced technology features, and ease of use, it is ideal for anyone looking to elevate their embroidery projects to the next level. Whether you're creating custom apparel, promotional items, or personalized gifts, this machine offers the tools necessary for achieving professional-quality results.
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