And loosen nuts on limit cam by spanner, rotating cam limit (yellow open, red off) to adjust to just push down limit switch (CLS) position, and then screw limit cam nut.

• 然后，用扳手松开限位凸轮固紧螺母，转动限位凸轮(黄色开，红色关)将其调整到恰好压下限位开关（CLS）的位置，再将限位凸轮螺母固紧。