APPENDIX ——————————————————————————————————————————————

Troubleshooting

If the machine stops operating correctly, check the following possible problems before requesting service. If the problem persists, contact your retailer or the nearest authorized service center.

Symptom

Probable Cause

Remedy

Reference

 

 

 

 

 

The machine is not turned on.

Turn on the machine.

page 19

 

 

 

 

 

The start/stop button was not

Press the start/stop button.

page 58

The machine does

pressed.

 

 

 

 

 

not operate.

The presser foot lever is raised.

Lower the presser foot lever.

page 58

 

 

 

 

 

 

The embroidery unit is not

Attach the embroidery unit.

page 15

 

attached on the machine.

 

 

 

 

 

 

 

 

The needle is incorrectly installed.

Correctly install the needle.

 

 

 

 

 

 

The needle clamp screw is loose.

Use the screwdriver to firmly tighten

page 36

 

the screw.

 

 

 

 

 

 

 

 

The needle is bent or blunt.

Replace the needle.

 

 

 

 

 

 

The upper thread tension is too

Loosen the upper thread tension.

page 64

 

tight.

 

 

 

 

 

 

 

 

The spool is incorrectly installed.

Correctly install the spool.

page 30

 

 

 

 

 

The area around the hole in the

Replace the needle plate. Contact

 

The needle breaks.

needle plate is scratched, or has a

your retailer or the nearest authorized

burr on it.

service center.

 

 

 

 

 

 

The area around the hole in the

Replace the embroidery foot. Contact

 

 

embroidery foot is scratched, or

your retailer or the nearest authorized

 

has a burr on it.

service center.

 

 

 

 

 

 

The bobbin case is scratched, or

Replace the bobbin case. Contact

 

 

your retailer or the nearest authorized

 

has a burr on it.

 

service center.

 

 

 

 

 

 

 

 

 

A bobbin designed specifically for

Incorrect bobbins will not work

 

 

properly. Only use a bobbin

page 24

 

this machine is not used.

designed specifically for this

 

 

 

 

machine.

 

 

 

 

 

 

The upper thread was not

 

 

 

threaded correctly (for example,

 

 

 

the spool is not installed correctly,

 

 

 

the spool cap is too big for the

Correct the upper threading.

page 30

 

spool being used, or the thread

 

 

The upper thread

has come out of the needle bar

 

 

thread guide).

 

 

breaks.

 

 

 

 

 

 

There are knots or tangles in the

Remove any knots or tangles.

 

thread.

 

 

 

 

 

 

 

 

The upper thread tension is too

Loosen the upper thread tension.

page 64

 

tight.

 

 

 

 

 

 

 

74

Page 75
Image 75
Brother Computerized Embroidery Machine operation manual Troubleshooting, Not operate