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 17

 

 

 

 

 

The start/stop button was not

Press the start/stop button.

page 51

 

pressed.

The sewing

 

 

 

 

 

The presser foot lever is raised.

Lower the presser foot lever.

page 50

machine does not

operate.

 

 

 

The start/stop button was pressed,

Do not use the start/stop button when

 

 

 

 

the foot controller is connected. To

 

 

even though the foot controller is

page 51

 

use the start/stop button, disconnect

 

connected.

 

 

the foot controller.

 

 

 

 

 

 

 

 

 

The needle is incorrectly installed.

Correctly install the needle.

 

 

 

 

 

 

The needle clamp screw is loose.

Use the screwdriver to firmly tighten

page 40

 

the screw.

 

 

 

 

 

 

 

 

The needle is bent or blunt.

Replace the needle.

 

 

 

 

 

 

The combination of fabric, thread

Select a thread and needle that are

 

 

appropriate for the type of fabric

page 39

 

and needle is not correct.

 

being sewn.

 

 

 

 

 

 

 

 

 

The presser foot that is used is not

Attach the presser foot that is

 

 

appropriate for the type of stitch

appropriate for the type of stitch that

page 68

 

that you wish to sew.

you wish to sew.

 

 

 

 

 

 

The upper thread tension is too

Loosen the upper thread tension.

page 57

 

tight.

 

 

 

 

 

 

 

The needle breaks.

The fabric is pulled too much.

Lightly guide the fabric.

 

The spool is incorrectly installed.

Correctly install the spool.

page 29

 

 

 

 

 

The area around the hole in the

Replace the needle plate. Contact

 

 

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 presser foot. Contact

 

 

presser foot is scratched, or has a

your retailer or the nearest authorized

 

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 23

 

this machine is not used.

designed specifically for this

 

 

 

 

machine.

 

 

 

 

 

182

Page 183
Image 183
Brother NV1200 Troubleshooting, 182, Presser foot lever is raised Lower the presser foot lever, Has a burr on it