Convenient operation and maintenance, and less easy worn parts, maintenance costs is lower than general hoist.

操作维修方便，易损件少，维护费用比一般斗式提升机低。

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So it's important to make monitor diagnose and maintenance of the brake in hoist.

对提升机制动器进行实时的工况监测、诊断和维护具有重大意义。

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The article analyzes two faults in DC-timing-system of hoist, presents the importance of routine maintenance on measure of speed dynamo, and puts forward proposals about maintenance.

本文通过对两起提升机直流调速系统故障的分析，阐述了测速发电机日常维护的重要性，并对如何维护提出建议。

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