压低手柄，然后锁紧螺丝。

Lower handle and tighten screw.

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注：如果出现少量的泄漏，则拆卸锁紧螺丝，然后锁住垫圈和阀盖，然后轻轻紧固填料压紧螺母。

NOTE: If minor leakage occurs, remove lock screw, lock washer and cap and lightly tighten packing gland nut.

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在自动卷簧机的操作方面，用户需要检查零件之间的间隙、锁紧螺丝手柄的使用效果、螺丝拧紧是否有松动。

In the operation of automatic spring coiling machine, the user needs to check the clearance between the parts, the use of the locking screw handle, screw tightening is loose.

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