Troubleshooting - Brother HE 120 Operation Manual

SE-BrotherE_sgml.book Page 164 Monday, June 30, 2003 3:44 PM
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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
The machine is not turned on.
The start/stop button was not
pressed.
The sewing
machine does not The presser foot lever is raised.
operate.
The start/stop button was pressed,
even though the foot controller is
connected.
The needle is incorrectly installed. Correctly install the needle.
The needle clamp screw is loose.
The needle is bent or blunt.
The combination of fabric, thread
and needle is not correct.
The presser foot that is used is not
appropriate for the type of stitch
that you wish to sew.
The upper thread tension is too
tight.
The fabric is pulled too much.
The needle breaks.
The spool is incorrectly installed.
The area around the hole in the
needle plate is scratched, or has a
burr on it.
The area around the hole in the
presser foot is scratched, or has a
burr on it.
The shuttle is scratched, or has a
burr on it.
A bobbin designed specifically for
this machine is not used.
164
Probable Cause
Turn on the machine.
Press the start/stop button.
Lower the presser foot lever.
Do not use the start/stop button when
the foot controller is connected. To
use the start/stop button, disconnect
the foot controller.
Use the screwdriver to firmly tighten
the screw.
Replace the needle.
Select a thread and needle that are
appropriate for the type of fabric
being sewn.
Attach the presser foot that is
appropriate for the type of stitch that
you wish to sew.
Loosen the upper thread tension.
Lightly guide the fabric.
Correctly install the spool.
Replace the needle plate. Contact
your retailer or the nearest authorized
service center.
Replace the presser foot. Contact
your retailer or the nearest authorized
service center.
Replace the shuttle. Contact your
retailer or the nearest authorized
service center.
Incorrect bobbins will not work
properly. Only use a bobbin
designed specifically for this
machine.
Remedy Reference
page 13
page 49
page 48
page 49
page 37
page 36
page 66
page 54
page 23
page 18
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