Issue link: https://docs.hic.us/i/852277
20 Chapter 2 Getting Ready to Embroider 2 3. Hook the upper thread onto the tip of the upper thread guide (Accessory part), and insert it into the thread tube. Continue inserting until the threader comes out from the thread tube opening that is fixed in the tension base. 4. Once the upper thread has through the thread tube opening, thread it as shown in the illustration to the right. 5. As illustrated to the right, pass the upper thread through the thread guide, and then pass it around the thread breakage detection disk. An arrow, which shows the direction in which the upper thread should travel, is imprinted around the thread breakage detection disk. Follow this arrow when threading the upper thread.