Concrete mixing station checking before working

1) Running for the inside cylinder of concrete mixer, moving parts and doors and trails are not blocked.

2) Each tank oil surface height is suitable for the standard.

3) Open the valve discharges of the gas system in excess water gas-water separator, sewage drain plug open air reservoir release water mixture;

4) enhance the dragline bucket or rope installation are correct winding reel, wire rope and pulley compliance, improve dragline bucket and brake sensitive and effective;

5) Ministries bolts are tightened, each inlet and discharge valves wear no overrun, each belt tension properly, without deviation;

All control and display some of the work.

6) Normal weighing device, the accuracy of compliance;

7) All electrical devices can effectively control the mechanical movement, the contact point and the dynamic and static contact no obvious damage.