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General| Brand | White |
|---|---|
| Built-in Needle Threader | Yes |
| Model | SuperLock |
| Stitch Width | 7mm |
| Stitch Length | 4mm |
| Buttonhole Styles | 4-step |
| Warranty | 25-year limited |
Record serial and model numbers for reference.
Diagram labelling machine components with numbered references.
Illustration of machine with front cover open, identifying key parts.
Instructions for connecting and using the foot control pedal.
Details on operating the main power and sewing light switch.
Guide on how to open the machine's front cover.
Step-by-step process for opening and closing the side cover.
Instructions for extending and using the thread guide pole.
How to adjust the rubber stud to level the machine.
Guidance on using extension plates and spool holders for different spool sizes.
Instructions for using spool caps with domestic cotton reels.
Using spool nets to prevent thread tangling with certain thread types.
Advice on correct threading sequence to avoid common sewing problems.
Detailed instructions and diagrams for threading the upper looper.
Step-by-step guide for threading the lower looper.
Instructions on how to thread the machine's needles.
Tips for efficiently changing thread spools.
Method for cleanly cutting needle thread using the machine's cutter.
Explains positive differential feed and its effect on fabric wavering.
Explains minimal differential feed and its effect on fabric puckering.
Step-by-step instructions for replacing the presser foot and needle plate.
How to turn outside corners without cutting the thread chain.
Techniques for guiding fabric around inside and outside curves.
Method for carefully removing already sewn stitches from fabric.
Ideas for decorative applications like pin-tucking and decorative braid.
Notes on how fabric properties affect differential feed settings.
Instructions for replacing the machine's moving cutter when it becomes blunt.
Steps for safely replacing the sewing machine's light bulb.
Technical specifications of the sewing machine, including dimensions and speed.
Instructions for using the optional blind hem foot for creating blind hems.
Instructions for using the special piping foot for decorative edging.
General instructions on how to remove and attach different presser feet.
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