SE-BrotherE_sgml.book Page 165 Monday, June 30, 2003 3:44 PM

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Symptom

Probable Cause

Remedy

Reference

 

 

 

 

 

 

 

The upper thread was not

 

 

 

 

threaded correctly (for example,

 

 

 

 

the spool is not installed correctly,

Correct the upper threading.

page 23

 

 

the spool cap is too big for the

 

 

spool being used, or the thread

 

 

 

 

has come out of the needle bar

 

 

 

 

thread hook).

 

 

 

 

 

 

 

 

 

There are knots or tangles in the

Remove any knots or tangles.

 

 

thread.

 

 

 

 

 

 

 

 

 

 

 

The selected needle is not

Select a needle that is appropriate for

page 36

 

 

appropriate for the thread being

 

 

the type of thread being used.

 

 

used.

 

 

 

 

 

 

 

 

 

 

 

 

The upper thread tension is too

Loosen the upper thread tension.

page 54

 

 

tight.

 

 

 

 

 

 

 

 

 

 

 

The thread is tangled, for example,

Remove the tangle thread. If the

 

 

 

thread is tangled in the shuttle, clean

page 162

 

The upper thread

in the shuttle.

 

the shuttle.

 

 

 

 

 

breaks.

 

 

 

 

The needle is bent or blunt.

Replace the needle.

page 37

 

 

 

 

 

 

 

 

The needle is incorrectly installed.

Correctly install the needle.

 

 

 

 

 

 

 

 

 

 

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.

 

 

 

 

 

 

5

 

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 shuttle is scratched, or has a

Replace the shuttle. Contact your

 

 

 

retailer or the nearest authorized

 

 

burr on it.

 

 

service center.

 

 

 

 

 

 

 

 

 

 

 

 

 

Incorrect bobbins will not work

 

 

 

A bobbin designed specifically for

properly. Only use a bobbin

page 18

 

 

this machine is not used.

designed specifically for this

 

 

 

 

 

 

machine.

 

 

 

 

 

 

 

 

Bobbin winder cover is not open.

Open the bobbin winder cover until

page 18

 

 

it clicks.

 

 

 

 

 

 

 

 

 

 

Bobbin thread

Spool pin has not been raised.

Raise the spool pin until it stops.

page 18

 

 

 

 

 

The thread that was pulled out

Wind the thread that was pulled off

 

 

does not wind

 

 

neatly on the

was not wound onto the bobbin

around the bobbin five or six times

page 20

 

bobbin.

correctly.

clockwise.

 

 

 

 

 

 

 

 

 

Move the sewing speed controller to

 

 

 

Bobbin spins slowly.

the right (so that the speed will be

page 20

 

 

 

fast).

 

 

 

 

 

 

 

Troubleshooting 165

Page 171
Image 171
Brother HE 120 Troubleshooting, Upper thread was not Threaded correctly for example, Remove the tangle thread. If, Shuttle