TROUBLES
CAUSES
REMEDY
 

Needle Thread Breakage

Needle not properly threaded
Something is wrong with the needle
Thread is too slim for material

Properly thread the machine
Properly load the needle into needle clamp
Change material or change thread

 

Bobbin Thread Breakage

Incorrectly threading for bobbin case cap
Feed Dog dirty in shuttle race

Properly thread the machine
Clean and oil hook assembly

 

Stitch Skipping

Needle is bent or blunt
Needle has been loaded incorrectly

Replace Needle
Properly load the needle into needle clamp

 

Needle Breakage

You are pulling on the fabric
Thread size not suited for fabric
Needle not properly fitted

Do not pull on fabric
Adjust stitch length or width
Properly load the needle into needle clamp

 

Intermitent Feed

Incorrect needle gauge
Dirty feed dog

Change needle gauge
Clean feed dog

 

Irregular Stitches

Needle incorrectly threaded
Bobbin incorrectly threaded
Needle blunt
Incorrect needle tension

Properly thread the machine
properly thread the machine
Replace needle
Adjust tension settings

 

Excessive Noise

Dirty feed dog or shuttle race

Clean and oil

 

Machine does not power up

Bad socket and plug
Power cable not plugged in

Replace wall socket
Properly connect to the power outlet

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