The spindle nut must be tightened using a paper washer.
必须用纸垫圈使心轴螺帽紧固。
Each spindle shall be fitted with a load bearing nut and an unload safety nut or other constantly active safety device. The safety nut shall be loaded if the load bearing nut fails.
每个转轴都应配备一个轴承螺母和一个卸载安全螺母或其他的活动安全装置。如果轴承螺母不能正常工作就要安装安全螺母。
Each spindle shall be fitted with a load bearing nut and an unload safety nut or other constantly active safety device. The safety nut shall be loaded if the load bearing nut fails.
每个转轴都应配备一个轴承螺母和一个卸载安全螺母或其他的活动安全装置。如果轴承螺母不能正常工作就要安装安全螺母。
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