The maintenance work of using concrete batch plant before and after:

1, cleaning the cement mixer mixer drum inside and outside, discharge doors, hopper on the ash, and rinse with water.

2, the hopper parked in the transport position, and the system will be inserted into a good fight, the hopper can not be kept inside.

3, cut off the power, lock the electrical control box.

4, the shaft seal must be filled with thick oil, as appropriate, the lubrication point of the necessary oil (grease).

5, the water supply system should be drained all drained.