[Fig. 4]
[Fig. 5]
[Fig. 7]
[Fig. 8]
32
Manually turn the pulley to locate the needle bar at the lowest
point. Loosen the screw
of the needle bar.
Move the needle bar② up and down,
②
记号刻度线 至和轴套① 缘
时,
时对准第 刻度线
Loosen the screw (2EA) for the hook.
Loosen the auxiliary screw .
用DB×1时对准第三刻度线