Innov-is 4000D/4000 FAQs & Troubleshooting Innov-is 4000D/4000 Not your product? Sort by Updated Date Popularity 3 Results 1. 04/13/2016 How do I wind the bobbin? 2. 05/14/2015 When can we use Standard GREEN Marked Bobbin Case? 3. 04/07/2009 How do I correctly install a bobbin? Getting Ready FAQs & Troubleshooting