concrete mixer use should pay attention

1 end of the day, the driver should be responsible for the mixing tube into the water at high speed (14-18 rev / min) rotation for 5-10 minutes, then drain the water in order to ensure the barrel clean. With high-pressure water cleaning various parts of the concrete mixing machine, you should pay attention to avoid instrumentation and joystick and other parts. Paint pressure water spray nozzle and the body the distance between the surface not less than 40 centimeters.
2 Clear the mixing tube and external contamination and residual slag concrete blocks, as well as in machine repair and maintenance personnel to enter the cylinder for welding operations, you must first turn off your vehicle engine, the mixing tube is Wheel Loader. In machine repair personnel to enter the cylinder during the work, you must ensure mixing tube ventilation, fresh air, no natural gas and hazardous dust, adequate supply of oxygen (Do not use oxygen). Operating the power tool in the barrel, the operator must have good insulation.
3 Work shall not reach into the rotating mixing tube, put his hand entered the prohibited discharge chute and extended discharge chute joints, to avoid accidents.
4 mixing blades should be checked regularly for wear and timely repair and renewal.
5. Implement all relevant safety practices. Concrete mixer truck drivers must undergo professional training, no certificate shall not induction operation.