Innov-is F420 FAQs & Troubleshooting Innov-is F420 Not your product? Sort by Updated Date Popularity 5 Results 1. 16/06/2022 Needle breaks. 2. 10/06/2022 Upper thread breaks. 3. 02/06/2022 Bobbin thread breaks 4. 15/10/2020 The bobbin thread cannot be pulled up. 5. 15/10/2020 The machine does not make stitches Sewing (Character Decorative Stitches) FAQs & Troubleshooting