... concentrated in one cam system, whithin one system, "knit","tuck", or "no knit" is carried out, and the ioop transferring or taking ... 4. Yarn Storage of yarn supplier(option):Especially suitable to knit yarns with low strength such as worsted yarn, rabbit hair ... alarm in case of yarn break,large knot, needle break,fabric press-off, wraparound check, needle smash, racking error ,program error, and pieces ...