Performance checklist, 5 stitch sewing machine – SINGER 7025 User Manual

Page 47

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5 Stitch Sewing Machine

Performance checklist

When sewing difficulties occur, look back through this
manual to make sure you are correctly the
instructions. If you still have a problem, the reminders
below may help you to correct it.

Needle Does Not Move

Is machine connected to electrical supply?

Is the power and light switch on? Is controller
connected?

Is the handwheel engaged for bobbin winding?

Needle Moves But Stitch Is Not Formed

Is needle defective?

Is needle fully inserted into needle clamp?

Are bobbin and needle correctly threaded?

Is bobbin correctly inserted into bobbin case?

Needle Breaks

Is needle straight and sharp? Is needle correct size?

Is needle fully inserted into needle clamp?

Are controls properly set?

Are accessories correct for application?

Bobbin Winding Difficulties

Is thread unwinding freely from spool?

Is bobbin winder engaged?

Is thread end securely held at start of wind?

Is thread hanging up on the slit on the thread spool?

Upper Thread Breaks

Is machine properly threaded?

Is thread freely unwinding from spool?

Is proper spool cap being used?

Is needle correct size for thread?

Is upper thread tension too tight?

Is bobbin case properly inserted?

Is bobbin rim free of nicks?

Lower Thread Breaks

Is bobbin correctly wound?

Is bobbin correctly inserted into bobbin case?

Is bobbin case correctly threaded?

Is thread hanging up on the slit on the thread spool?

Skipped Stitches

Is machine properly threaded?

Is fabric firmly held down?

Is needle correct style and size?

Is needle straight and sharp?

Fabric Does Not Move Properly Under
Presser Foot

Is presser foot correctly attached to machine?

Is presser foot lowered?

Is stitch length correctly set?

47

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