according to Huai'an crane rental According to the manufacturer's introduction, some precautions should be understood before hoisting. The following are the precautions listed by Huai'an Xinyu Heavy lift Co., Ltd.

1. Check that all safety protection devices and indicating instruments are complete.

2. Sufficient fuel oil, lubricating oil, hydraulic oil and cooling water shall be added.

3. Before starting the oil pump, run the engine at low speed for a period of time.

4. Check whether the steel wire rope and connection parts meet the requirements.

5. Check whether the hydraulic pressure is normal.

6. Check the tire pressure and all connectors to ensure that they are not loose.

7. Adjust the outriggers. Make sure that the outriggers are fully extended according to the specified order, so that the lifting is in a water state. Adjust the engine body so that the inclination of the slewing bearing surface is not greater than 1/1000 when there is no load (the level is in the middle).

8. Fully check the ground conditions at the work site. The ground at the work site must be able to level the crane and fully bear the moment acting on the outrigger.

9. Pay attention to whether the foundation is soft. If it is soft, the outriggers must be padded with boards or soil blocks that can bear the load.

10. The outrigger shall not be close to the square section of the foundation.

11. The underground buried objects shall be investigated in advance, and safety signs shall be placed near the buried objects to attract attention.

12. Confirm the weight and center of gravity of the lifted object to prevent overloading.

13. According to the lifting operation curve, determine the radius of the workbench and the rated total lifting capacity, that is, adjust the arm length and arm angle to ensure safe operation.

14. The lifting height shall be confirmed. According to the model of crane, the height of lifting hook is specified.

15. The height of the steel wire rope used for the rope binding sleeve and the allowance required for lifting the cargo shall be estimated in advance, otherwise the cargo cannot be lifted to the required height. The clearance between the bottom surface of the boom and the goods shall be reserved.

The above contents are the precautions before hoisting introduced by Huai'an Xinyu Heavy Lift Co., Ltd., which can be understood.