Improper operation and poor maintenance of concrete batching plant pneumatic system will cause various faults and negative impacts. Daswell Machinery has summarized some common faults and maintenance methods of concrete batching plant pneumatic system according to our many years of experience.Henan Daswell Machinery is a professional manufacturer of construction machine for almost 30 years in China. We are dedicated to supplying our customers with best service and products, our major products include:commercial concrete mixer,concrete mixers for sale,If you are interested in our products, please contact us freely: sales@daswell.com 1. The inside or outside leakage of air cylinder is usually caused by improper piston rod installation planetary truck mixer, insufficient lubricating oil supply, damaged sealing ring, impurity in the cylinder or worn piston rod. Then, operators should take the following measures to eliminate this phenomenon: adjust the center position of piston rod; examine the reliability of atomized lubricator; eliminate impurities in the cylinder in time; change a new piston rod if it is worn. 2. If the concrete batching plant air cylinder has insufficient output power or unsmooth operation action. The reasons are mainly as follows: the piston or piston rod is blocked; the lubrication condition is poor; the air supply is insufficient; there is condensed water and impurity in the cylinder. 3. The reason why air cylinder has poor buffer effect is that the sealing ring is worn or the bolts are damaged. Operators should change the sealing ring and adjust bolts in time.