Heavy Industrial Sewing Troubleshooting Guide
From time to time you may have troubleshooting or operational questions about your Service Class 7 machine or other heavy duty sewing machine. That’s why we developed a guide for help troubleshooting Class 7 sewing machines including Singer and Consew sewing equipment. This guide is specific to Class 7 sewing machines however you may find these tips useful for operating other heavy duty sewing machines as well.
Download the troubleshooting guide for help with issues like:

- Skipping stitches
- Breaking needles
- Thread breakage
- Loops and knots
- Feeding issues
- Machine noise
- Presser foot issues
- Bobbin control problems
Inside the troubleshooting guide, you’ll also find resources like a parts reference table with illustrations, and a service log.
Request your copy of our troubleshooting guide now by completing the form on the right.