Remove the throat plate, loosen hook screw 6 and adjust the hook.

调整旋梭时，请卸下针板，拧松旋梭固定螺丝6，然后进行调整。

youdao

For replacing part (s) of needle, presser foot, throat plate, looper, spreader, feed dog, needle guard, folder, cloth guide etc.

更换机针、压脚、针板、弯针、分离器、送布牙、护针器、支架、布导向器等时。

youdao

For replacing part (s) of needle, presser foot, throat plate, looper, spreader, feed dog, needle guard, folder, cloth guide etc.

更换机针、压脚、针板、弯针、分离器、送布牙、护针器、支架、布导向器等时。

youdao