DS-140
常见问题解答与故障排除 |
3 结果
搜索结果排序
- 12019-09-25How do I draw up the lower thread by hand? (For models equipped with the quick-set bobbin)
- 22015-05-07How do I install the bobbin wound with thread? (For models equipped with the quick-set bobbin)
- 32015-05-07How do I wind the bobbin? (For models equipped with the fast bobbin winding system)