Probable Cause; The fabric does ; The sewing lamp - Page 146

APPENDIX 

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140

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The pressure of the presser foot is 
weak.

Turn the presser foot pressure dial to 
the right to increase the pressure of 
the presser foot.

page 39

The fabric does 

not feed.

The thread is tangled, for example, 
in the shuttle.

Remove the tangle thread. If the 
thread is tangled in the shuttle, clean 
the shuttle.

page 135

Zigzag foot “J” is slanted on a thick 
seam at the beginning of stitching.

Use the presser foot locking pin 
(black button on the left side) on 
zigzag foot “J” to keep the presser 
foot level while sewing.

page 63

The sewing lamp 

does not come on.

The sewing lamp is damaged.

Contact your retailer or the nearest 
authorized service center.

–

Nothing appears 

in the LCD.

The brightness of the LCD is either 
too light or too dark.

Adjust the brightness of the LCD.

page 142

While winding 

the bobbin, the 

bobbin thread 

was wound 

below the 

bobbin winder 

seat.

You have not wound the bobbin 
thread properly.

After removing the thread wound 
below the bobbin winder seat, wind 
the bobbin correctly.

page 18

Bobbin thread 
does not wind 

neatly on the 

bobbin.

The thread is not passed through the 
bobbin-winding thread guide 
correctly.

Correctly pass the thread through the 
bobbin-winding thread guide.

page 20

Bobbin spins slowly. 

Move the sewing speed controller to 
the right (so that the speed will be 
fast).

page 21

The thread that was pulled out was 
not wound onto the bobbin 
correctly.

Wind the thread that was pulled off 
round the bobbin five or six times 
clockwise.

page 20

Fabric being 

sewn with the 

machine cannot 

be removed.

Thread is tangled below the needle 
plate.

Lift up the fabric and cut the threads 
below it, and clean the race.

page 135

The fabric feeds 

in the opposite 

direction.

The feed mechanism is damaged.

Contact your dealer or the nearest 
authorized service center.

–

The upper 

thread has 

tightened up.

The bobbin thread is incorrectly 
installed.

Correctly install the bobbin thread.

page 22

The thread is 

tangled on the 

wrong side of 

the fabric.

You have not threaded the upper 
thread properly.

Correct the upper threading.

page 24

Symptom

Probable Cause

Remedy

Reference