Symptom

Probable Cause

 

 

 

Remedy

Reference

 

 

 

 

 

 

 

 

 

The thread does

The needle was not raised.

Press

(needle position button)

page 21

 

not pass through

 

once or twice to raise the needle.

 

 

 

 

the eye of the

 

 

 

 

 

 

 

The needle is incorrectly installed.

Correctly install the needle.

page 31

 

needle.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The appropriate presser foot for the

Attach the presser foot that is

 

 

 

type of stitch that you wish to sew is

appropriate for the type of stitch that

page 89

 

 

not used.

you wish to sew.

 

 

The stitch is not

 

 

 

 

 

 

 

The thread tension is incorrectly set.

Adjust the thread tension.

page 49

 

sewn correctly.

 

 

 

 

 

 

 

 

 

The thread is tangled, for example, in

Remove the tangled thread. If the

 

 

 

thread is tangled in the bobbin case,

page 95

 

 

the bobbin case.

clean the race.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The feed dogs are lowered.

Slide the feed dog position switch to

page 75

 

 

 

 

.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The stitch is too short.

Lengthen the stitch length.

page 42

 

 

 

 

 

 

 

 

 

The combination of fabric, thread and

Select a thread and needle that are

 

 

 

appropriate for the type of fabric

page 30

 

The fabric does

needle is incorrect.

being sewn.

 

 

 

 

 

not feed.

 

 

 

 

 

 

 

The thread is tangled, for example, in

Remove the tangled thread. If the

 

 

 

 

 

 

thread is tangled in the bobbin case,

page 95

4

 

the bobbin case.

clean the race.

 

 

 

 

 

 

Use the presser foot locking pin

 

 

 

Zigzag foot “J” is slanted on a thick

(black button on the left side) on

page 51

 

 

seam at the beginning of stitching.

zigzag foot “J” to keep the presser

 

 

 

 

 

 

foot level while sewing.

 

 

 

 

 

 

 

 

 

 

The sewing lamp

 

Contact your dealer or the nearest

 

 

does not come

The sewing lamp is damaged.

 

authorized service center.

 

on.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

While winding

 

 

 

 

 

 

 

the bobbin, the

 

After removing the thread wound below

 

 

bobbin thread

You have not wound the bobbin thread

page 104

 

was wound

properly.

the bobbin winder seat, wind the

 

bobbin correctly.

 

 

below the bobbin

 

 

 

 

 

 

 

 

 

 

winder seat.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The thread is not passed through the

Correctly pass the thread through the

page 15

 

 

bobbin-winding thread guide correctly.

bobbin-winding thread guide.

 

 

 

 

Bobbin thread

 

 

 

 

 

 

 

 

Move the sewing speed controller to the

 

 

does not wind

Bobbin spins slowly.

page 17

 

neatly on the

 

right (so that the speed will be fast).

 

 

 

 

 

 

 

 

 

bobbin.

The thread that was pulled out was not

Wind the thread that was pulled off

 

 

 

round the bobbin five or six times

page 17

 

 

wound onto the bobbin correctly.

 

 

clockwise.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Fabric being

 

 

 

 

 

 

 

sewn with the

Thread is tangled below the needle

Lift up the fabric and cut the threads

page 101

 

machine cannot

plate.

below it, and clean the race.

 

 

 

be removed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The fabric feeds

 

Contact your dealer or the nearest

 

 

in the opposite

The feed mechanism is damaged.

 

authorized service center.

 

direction.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The upper thread

The bobbin thread is incorrectly

Correctly install the bobbin thread.

page 18 , 97

 

has tightened up.

installed.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

The thread is

 

 

 

 

 

 

 

tangled on the

You have not threaded the upper thread

Correct the upper threading.

page 20 , 98

 

wrong side of the

properly.

 

 

 

 

 

 

fabric.

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

109