Innov-is 2500D FAQs & Troubleshooting Innov-is 2500D Not your product? Sort by Updated Date Popularity 2 Results 1. 12/12/2018 When thread got tangled. 2. 10/23/2015 Why does the lower thread keep breaking? Sewing (Character Decorative Stitches) FAQs & Troubleshooting