FS70WTs FAQs & Troubleshooting FS70WTs Not your product? Sort by Updated Date Popularity 3 Results 1. 25/09/2019 How do I draw up the lower thread by hand? (For models equipped with the quick-set bobbin) 2. 03/07/2015 How do I install the bobbin wound with thread? (For models equipped with the quick-set bobbin) 3. 07/05/2015 How do I wind the bobbin? Getting Ready FAQs & Troubleshooting