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Gayle from BERNINA of Naperville explains and demonstrates how to thread, wind a bobbin, clean and oil and troubleshoot a BERNINA 880 Plus machine. This video also applies to a BERNINA 830, 830 LE and B 820 QE and plain models.
Download a BERNINA 8 Series MAstery Workbook here: cdn.shopify.com/s/files/1/026...