Siruba 700QD Instruction Book page 39

3.上 勾 針 與下 勾 針 之 關 係
當 上 下 勾 針 相 交時 ，兩 勾 針盡 量接 近，
但不 可 摩擦 或 碰 撞 。其 間隙
為0.2mm。(圖38)
4.針 與環 縫 勾 針 之 關 係
當 環 縫 勾 針 移 至 最 左 時 ， 勾 針 尖 端 與 針
之 中 心 距 離 為1.4 ~ 1.6mm 。(圖39)
5.針與 擋 針 片 之 關係
(1)當下 勾針 由 左 向右 至 針中心 時 （ 雙針
時 以 左 針 為 主 ），針 與 後檔 針 片 之間
隙為0 ~ 0.05mm 。
3.The relationship between the upper looper
and the lower looper.
為0.5 mm,
When the upper and the lower looper cross,
keep them as close as possible. Somehow,
the loopers shall not either touch or collide
to each other. The clearance
well as the clearance
4.The relationship between the needle and the
chainstitch looper.
When the chainstitch looper moves to the
leftest point, the distance from the
chainstitch looper pin to the middle line of
the needle is 1.4 ~ 1.6mm.( Fig.39)
5.The relationship between the needle and the
needle guard
(1)When the lower looper moves from left to
right to the central line of the needle
(when it's double needle model, it means
the left needle), the clearance from the
needle to the rear needle guard is 0 ~
0.05 mm.
-33-
Introduction
is 0.5 mm, as
is 0.2 mm.( Fig.38)
圖38/Fig. 38
圖39/Fig. 39
P33