Symptom

Possible cause

How to put it right

Reference

 

 

 

 

The needle is bent or blunt.

Replace the needle.

page 16

 

 

 

 

 

 

 

 

 

You have not inserted the needle

Insert the needle properly.

page 16

 

 

 

properly.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The area around the hole in the nee-

Replace the needle plate.

 

 

 

 

Contact your retailer or the nearest

 

 

 

dle plate is scratched.

authorised service center.

 

 

 

 

 

 

 

 

 

 

 

 

 

The upper

The area around the hole in the

Replace the presser foot.

 

thread breaks.

presser foot is scratched.

Contact your retailer or the nearest

 

 

 

authorised service center.

 

 

 

 

 

 

 

 

 

The bobbin case is scratched, or has

Replace the bobbin case.

 

 

 

 

Contact your retailer or the nearest

 

 

 

a burr on it.

 

 

 

authorised service center.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

You have not used a bobbin that has

Incorrect bobbins will not work

 

 

 

 

properly. Only use a bobbin that has

page 10

 

 

 

been designed for this machine.

 

 

 

been designed for this machine.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

You have not wound the bobbin

Wind the bobbin thread properly.

page 10

 

 

 

thread properly.

 

 

 

 

 

 

 

 

The bobbin is scratched or does not

Replace the bobbin.

4

 

 

turn smoothly.

 

 

 

 

 

 

 

 

 

The lower

 

The thread is tangled.

Remove the tangled thread and

page 40

 

thread is tangled

 

clean the shuttle race.

 

or breaks.

 

 

 

 

 

 

 

 

 

 

 

You have not used a bobbin that has

Incorrect bobbins will not work

 

 

 

 

properly. Only use a bobbin that has

page 10

 

 

 

been designed for this machine.

 

 

 

been designed for this machine.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bobbin is set incorrectly.

Reset the bobbin thread correctly.

page 11

 

 

 

 

 

 

The thread is

 

 

 

 

tangled on the

The upper thread was not threaded

Correct the upper threading.

page 13

 

wrong side of

correctly.

 

 

 

 

the fabric.

 

 

 

 

 

 

 

 

 

 

 

 

You have not threaded the upper

Correct the upper threading.

page 13

 

 

 

thread properly.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

You have not wound the bobbin

Wind the bobbin thread properly.

page 10

 

 

 

thread properly.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

You have not used the right

Choose a thread and needle that are

 

 

 

 

combination of fabric, thread and

page 15

 

 

 

appropriate for the type of fabric.

 

 

 

needle.

 

 

 

 

 

 

 

The thread ten-

 

 

 

 

 

 

You have not attached the presser-

Attach the presser-foot holder prop-

page 20

 

sion is incorrect.

 

foot holder properly.

erly.

 

 

 

 

 

 

 

 

 

The thread tension is incorrect.

Adjust the tension of the upper

page 24

 

 

 

thread.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

You have not used a bobbin that has

Incorrect bobbins will not work

 

 

 

 

properly. Only use a bobbin that has

page 10

 

 

 

been designed for this machine.

 

 

 

been designed for this machine.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Bobbin is set incorrectly.

Reset the bobbin thread correctly.

page 11

 

 

 

 

 

 

The upper

The bobbin thread is incorrectly

 

 

 

thread is too

Correctly install the bobbin thread.

page 11

 

installed.

 

tight.

 

 

 

 

 

 

 

 

 

 

 

 

 

44