Crane inspection and maintenance

1. Before each crane operation, a comprehensive inspection must be conducted, including the structure of the crane Structural, electrical, hydraulic, mechanical and other parts. During inspection, ensure that all components are intact and undamaged,There are no abnormal phenomena, especially whether the joints are loose.

2. Ensure that the lubrication system of the crane is working properly, whether the supply of lubricating grease is sufficient, and whether the liquidIs the oil pressure normal. If there is any abnormality, it must be repaired and replaced in a timely manner.

3. The electrical system of the crane must undergo regular inspections to ensure that all electrical components and connections are properly connectedNormal operation of wiring. The protective devices and switches of the electrical system must be complete and frequently installed Perform leakage protection device testing.

4. Regularly conduct dynamic performance tests on the crane, including lifting, turning, and walking performance The testing. Ensure that the crane operates smoothly and without any abnormal sounds or vibrations.

5. The structural components of the crane must undergo regular inspections, including the boom, lifting mechanism, and other parts Divide. Check for obvious cracks, deformations, or wear, and repair if necessary Reason and replacement.