1. After daily operation, it is the driver's responsibility to pour clean water into the mixing tank and rotate it at high speed (14-18 RPM) for 5-10 minutes, and then drain the water to ensure that the drum is clean. When cleaning all parts of the mixing drum with high-pressure water, care should be taken to avoid using parts such as appearance and operating lever. The distance between the pressure water nozzle and the exterior of body paint shall not be less than 40 cm.
2. After unloading at the construction site, the hose attached to the automatic loading mixer should be used to flush the hopper, hopper, discharge chute, etc. to remove the sludge and concrete attached to the vehicle body. On the way back to the mixing plant, 150-200 l of water shall be injected into the mixing tank to remove the concrete residue adhering to the tank wall and blades. The pressure of the hydraulic system should be in accordance with the provisions of the operation manual, and can not be adjusted at will. The quality and quantity of hydraulic oil shall meet the original requirements.
3. In winter construction, the following work should be done: check whether there is icing before starting; after work, carefully clean the residual water in the mixing tank and water supply system, turn off the pump switch, and put the control handle in the "stop" position.
4. Understand the structure, working principle and operation method of automatic feeding mixer.
The cleaning operation of automatic feeding mixer is very important for performance.