SE1800 FAQs & Troubleshooting SE1800 Not your product? Sort by Updated Date Popularity 3 Results 1. 05/14/2015 When can we use Standard GREEN Marked Bobbin Case? 2. 01/24/2014 How do I wind the bobbin? 3. 04/07/2009 How do I correctly install a bobbin? Getting Ready FAQs & Troubleshooting