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How to maintain crane slewing bearing?

2021-10-20 08:45:00

First of all, pay attention to the danger of being dragged into the rotary pinion, crushing and shearing. During inspection and maintenance, make sure that repair workers are not in the danger zone between the main boom, the loading vehicle and the roller.

Next, check the slewing bearing bolts

1. The crane needs to regularly check the bolts on the slewing bearing;

2. According to the working conditions, check whether the bolts are loose from time to time. In severe working conditions, the inspection interval should be shortened.

3. The slewing bearing is filled with lithium-based grease before the equipment.

4. When replacing the bolts, wipe the bolts clean, apply thread tightening glue, and then tighten them