... machine smoothly.3. Threading: according to the instructions of the detailed instructions4. Put a cloth: with the ... will be moved to the left, until the end of sewing6. This function automatically and adjust the ... line after sewing.8. In needle: loosen the screw, remove the broken needle, with the new ... heart, automatic positioning.2, suitable for all kinds of fabrics, speed, and large sewing machine.3, ...