Probable Cause; Reference Page- Page 257

Troubleshooting

 255

7

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The upper thread 

breaks.

The needle is not correctly 

installed.

Correctly install the needle.

p.86

The needle set screw is loose.

Use the Allen screw driver to 

tighten the needle set screw.

p.86

The needle is bent or blunt.

Replace the needle with a new 

one.

p.33, 86

The area around the hole in the 

needle plate is damaged.

1

Scratches/Burrs

Replace the needle plate or 

consult your nearest authorized 

dealer.

The needle is touching the 

needle plate.

1

Needle

2

Needle plate hole

3

Needle touching hole

Consult your nearest 

authorized dealer.

The presser foot is set too high 

and not correctly positioned.

The needle hits/touches the 

presser foot.

Consult your nearest 

authorized dealer.

The area around the embroidery 

foot hole is damaged.

1

Scratches/Burrs

Replace the presser foot.

Consult your nearest 

authorized dealer.

Using a weak thread like a 

metallic thread.

Slow down the machine 

sewing speed.

p.127

Symptom

Probable Cause

Remedy

Reference Page