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The lifting component of the crane is the top priority of crane maintenance, because it directly affects the frequency of a crane accident.
Steps of lifting component inspection:
1. Check the wear and tear of the surface of the reel, the lubrication of the surface, whether the wire rope has changed jobs, whether the reel is rusted, etc.
2. Check whether the wire rope has defects, damage, broken strands, broken wires, loose strands, etc., and check whether the wire rope pressing block is softened and loose.
3. Whether the hook is damaged, whether the bolt is loose, whether the safety buckle is complete, and whether the hook head rotates flexibly.
4. Check the specificity of the lifting limit switch, whether the locking nut is tight, check the functions of the limit switch and whether the wiring is softened.
5. Check whether the specificity of the hoisting motor is reliable, check whether the wiring outside the junction box is stable, and whether there is noise when the motor is running.
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