Adjust Thread Tension - Siruba 700LX Original Instruction Book

3.767 用穿線圖 ( 圖 18)
控線調整
線張力必須根據縫合布料種類，布料厚薄，線
及包邊寬度等之差異而做不同的調整。順時針
旋轉張力控制螺帽，縫線張力加大，反之減弱。
1. 調整鈕之控線關係。 ( 圖 19)
(1) 調整鈕①控制雙環針線或左邊拷克線。
(2) 調整鈕②控制包邊針線。
(3) 調整鈕③控制上勾針線。
(4) 調整鈕④控制下勾針線。
(5) 調整鈕⑤控制雙環勾針線。
P20
3. For five thread only 767(Fig. 18)

ADJUST THREAD TENSION

The thread tension should be adjusted
properly according to the kinds and the
thickness of the materials, stitch length,
and seam width, etc. In addition, adjust
the nuts case by case individually. Turn the
nuts clockwisely will increase the thread
tension. Otherwise, the thread tension will be
decreased.
1. Thread tension adjusting nuts. (Fig.19)
(1)The first adjusting knob ① controls double
chain stitch threads or the left over-lock
needle thread.
(2)The second adjusting knob ② controls the
seam lock needle thread.
(3)The third adjusting knob ③ controls the
seam lock needle thread.
(4)The fourth adjusting knob ④ controls the
lower looper thread.
(5)The fifth adjusting knob ⑤ controls the
lower looper thread.
圖 18 / Fig. 18