TROUBLESHOOTING

If the machine stops working properly, check the following possible problems.

If the problem it still there, contact your retailer or the nearest authorised service center.

Symptom

Possible cause

How to put it right

Reference

 

 

The machine is not plugged in.

Plug the machine in.

page 9

 

 

 

 

 

 

The sewing

The main power switch is turned off.

Turn on the main power switch.

page 9

 

 

 

 

 

The bobbin winder shaft is pushed to

Move the bobbin winder shaft to the

 

 

machine does

page 12, 13

 

not work.

the right.

left.

 

 

 

 

You have not used the foot control-

Use the foot controller properly.

page 10

 

 

ler properly.

 

 

 

 

 

 

The needle is not fitted properly.

Fit the needle properly.

page 21

 

 

 

 

 

 

 

The needle clamp screw is loose.

Use the screwdriver to firmly tighten

page 22

 

 

the screw.

 

 

 

 

 

 

The needle is bent or blunt.

Replace the needle.

page 21

 

 

 

 

 

 

 

You have not used the right combi-

Choose a thread and needle that are

page 20

4

 

nation of fabric, thread and needle.

appropriate for the type of fabric.

 

 

 

The presser foot you are using is not

Attach the presser foot that is correct

 

 

 

appropriate for the type of stitch that

for the type of stitch that you want to

page 52

 

 

you want to sew.

sew.

 

 

 

The upper thread tension is too tight.

Loosen the upper thread tension.

page 29

 

The needle

 

 

 

 

You are pulling the fabric too much.

Lightly guide the fabric.

–

 

breaks.

 

 

 

 

The area around the hole in the nee-

Replace the needle plate.

 

 

 

 

 

 

Contact your retailer or the nearest

–

 

 

dle plate is scratched.

authorized service center.

 

 

 

 

 

 

 

 

 

 

 

 

The area around the hole in the

Replace the presser foot.

 

 

 

Contact your retailer or the nearest

–

 

 

presser foot is scratched.

 

 

authorized service center.

 

 

 

 

 

 

 

 

 

 

 

 

 

Replace the bobbin case.

 

 

 

The bobbin case is scratched.

Contact your retailer or the nearest

–

 

 

 

authorized service center.

 

 

 

You have not used a bobbin that has

Incorrect bobbins will not work

 

 

 

properly. Only use a bobbin that has

page 11

 

 

been designed for this machine.

 

 

been designed for this machine.

 

 

 

 

 

 

 

 

 

 

 

 

You have not threaded the upper

 

 

 

 

thread properly. (for example, you

 

 

 

 

have not fitted the spool properly, or

Correct the upper threading.

page 16

 

 

the thread has come out of the guide

 

 

 

 

above the needle.)

 

 

 

 

There are knots or tangles in the

Remove any knots or tangles.

–

 

 

thread.

 

The upper

 

 

 

The needle is not appropriate for the

Choose a needle that is appropriate

 

 

thread breaks.

page 20

 

thread you are using.

for the type of stitch.

 

 

 

 

 

 

 

 

 

 

The upper thread tension is too tight.

Loosen the upper thread tension.

page 29

 

 

 

 

 

 

 

The thread is tangled, for example,

Remove the tangle thread. If the

 

 

 

thread is tangled in the bobbin case,

page 57

 

 

in the bobbin case.

 

 

clean the bobbin case.

 

 

 

 

 

 

 

 

 

 

 

 

The needle is bent or blunt.

Replace the needle.

page 21

 

 

 

 

 

 

59

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Image 61
Brother CS-770 operation manual Troubleshooting
Page 60 Page 62

CS-770 specifications

The Brother CS-770 is a versatile sewing machine that combines advanced technology with user-friendly features, making it an ideal choice for both beginners and seasoned sewists. This model stands out with its robust construction and sleek design, ensuring durability and performance.

One of the key features of the Brother CS-770 is its impressive range of stitch options. The machine boasts 140 built-in stitches, including utility, decorative, and heirloom stitches. This extensive selection offers users the flexibility to create a variety of projects, from simple hems to intricate quilt patterns. The stitches are easily accessible through an intuitive LCD screen, which displays the selected stitch and allows for quick adjustments.

Another highlight of the CS-770 is its automatic needle threader. This convenient technology eliminates the frustration often associated with threading the needle, allowing sewists to focus on their projects instead. Additionally, the drop-in bobbin system simplifies the process of loading the bobbin, reducing downtime and enhancing efficiency.

The machine features a 7-point feed dog system, ensuring smooth and even fabric feeding, whether working with delicate fabrics or heavier materials. This powerful feed mechanism is complemented by a range of presser feet, including a walking foot and a quilting foot, enhancing the machine’s versatility for different sewing tasks.

For those interested in quilting, the Brother CS-770 includes a wide table attachment, providing extra support for larger projects. This feature is particularly beneficial for quilters, allowing them to maneuver their work with ease. The machine also supports free-motion quilting, giving users the freedom to create unique designs.

Other notable characteristics of the Brother CS-770 include adjustable sewing speed, allowing users to set the pace according to their comfort level. The machine also has an auto-declutch bobbin winder, ensuring even and consistent bobbin winding. With built-in storage for accessories and a hard case for protection, this sewing machine is designed for ease of use and convenience.

Overall, the Brother CS-770 integrates innovative sewing technologies with practical features, making it a reliable choice for a wide range of sewing projects. Whether you are a hobbyist looking to dive into new techniques or an experienced sewist seeking a dependable machine, the CS-770 is equipped to meet various sewing needs. Its balance of functionality and user-friendly design makes it a standout model in Brother’s acclaimed lineup of sewing machines.
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