1, The first continuous operation time of concrete batching plant shall not be more than 60 minutes.
2, The maximum temperature of the pump bearing shall not be higher than 80 ℃, the bearing temperature shall not be 40 ℃ higher than the ambient temperature, otherwise the bearing should be cleaned or replaced, and filling grease (molybdenum disulfide composite calcium base grease).
3, Pay attention to whether there’s abnormal sound of components, whether exhaust pressure and gas exhaust temperature are normal.
4, Check whether oil pump is normal, whether the lubricating oil surface is in the specified height.
5, Confirm the motor, electrical appliances should be no overheating phenomenon, check the water pipe, gas pipeline without leakage phenomenon.
6, Confirm the solenoid valve and cylinder is normal, confirm the discharge gate is flexible and comfortable, closed tightly.
7, Confirm the ingredients batching equipments such as electronic scale and sensor are working properly, the measurement sensitivity and error should meet the requirements.

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