检查各部件安装位置是否移动、变形、锁紧所有螺栓，检查密封是否良好。
Check each component installation location is mobile, deformation, tighten all bolts, check the sealing is good or not.
逆时针方向旋转锁紧螺母5，使其退到适当位置。
Revolving the lock nut 5 anti-clockwise to the suitable position.
如果您想调节它的位置，需要订购另外一个锁紧螺母。
You'll need to order an extra jam nut if you want position-adjustability.
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