按螺纹朝外方向将公螺母装入电线。装入前螺母应被检查过没有刮伤，毛刺。
After ensuring the male coupling nut is free of scratches, nicks and burr, take the nut and insert into the cable with the thread pointing outward.
承包商应于接头安装后一周重新拧紧螺母，并就在轨道最终衬砌和整平前再一次拧紧。
The contractor shall retighten the nuts one week after joint installation and a second time just before final lining and leveling of the track.
使用前一定要确保所有的螺母和螺栓都拧紧。
在安装前螺栓的螺纹及螺母应用防磨损剂包覆。
Threads of bolts and nuts shall be coated before installation with anti-galling agent.
拉出前，先要开圆盘背面的圆螺母锁片，用钩形扳手拧下圆螺母，再用专用拉子将圆盘拉出。
Pull out before you want to open on the back of the circular disk lock plate with hooks, nut spanner remove round nut, reoccupy special pull the son will disc pull out.
操作工须知：在启动设备前应先检查联轴器的螺母是否有松动或脱落，如有要及时将螺母用扳手把紧。
Operator Notes: The boot device should be preceded by checking whether the coupling nut loose or fall off, if in time to tighten the nut with the wrench.
操作工须知：在启动设备前应先检查联轴器的螺母是否有松动或脱落，如有要及时将螺母用扳手把紧。
Operator Notes: The boot device should be preceded by checking whether the coupling nut loose or fall off, if in time to tighten the nut with the wrench.
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