16. 下結線鈎
16-1 安裝
下結線鈎柄部完全插入承座的孔內，
同時 A 面垂直擺動軸，鎖緊固定螺絲。
16. Looper
16-1 Installation:
Insert the looper into the hole of the
looper holder inmost position and tighten
the screw securely.
16-2 下結線鈎與針的相互關係
16-2-1 下結線鈎與針的左右位置
下結線鈎擺動到最左邊時，其鈎尖與最左針
中心間距如附表。放鬆螺絲調整間距後，
確實再鎖緊。
16-2 Distance between looper and needle:
16-2-1 Standard setting position
The standard distance between the looper tip
and the center of the left needle is 4.2–4.8 mm,
when the looper is at the extreme left.
Loosen the screw to adjust it.
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