

Threading the bobbin on a Singer heavy-duty sewing machine happens on the top of the machine and is identical to winding the bobbin on a regular Singer sewing machine. How to Thread a Bobbin on a Singer Heavy Duty Sewing Machine Sorry that he’s a bit of an overactive filmer! My husband recorded a sub-par video of me threading my Singer 4423 that you can watch if you prefer video over pictures.

Conclusion – Singer Heavy Duty Machine Threaded!.Raising the Bobbin Thread to Start Sewing.Using the Singer Heavy Duty Automatic Needle Threader.How To Insert the Bobbin on a Singer Heavy Duty Machine.How to Thread a Bobbin on a Singer Heavy Duty Sewing Machine.(As an aside, I have another tutorial for how to thread a Singer sewing machine if you’re looking for that instead. Specifically, I’ll cover Singer heavy-duty bobbin threading, how to insert the bobbin, how to thread the upper thread, how to use the optional automatic needle threader, and how to raise the bobbin thread. If you are looking for diagrams, though, you can find them on the quick-start guide included with your machine or the online machine manual.

This threading tutorial includes step-by-step instructions with lots of pictures and even a video! Diagrams from user manuals are sometimes very confusing, and I always like to see real-life pictures. Most Singer heavy-duty sewing machines will be threaded in an identical (or very similar) way, so you should be able to thread your own machine at the end of this tutorial. If you’re looking for how to thread a Singer heavy-duty sewing machine, I’ll teach you how with my Singer 4423 heavy-duty sewing machine as an example. If you make a purchase through an affiliate link, I may earn a small commission at no extra cost to you.
