Second, when you find the gas circuit is air-logged, then you should open theair escape cock of air cylinder, if there is no gas discharge, then you need todisconnect the air pipe between the mobile concrete batching plant and gas controlvalve, and if there is gas discharge, then it means the air pump can worknormally. In winter, the moisture in the braking gas circuit is often beingfrozen after downtime, which will cause the air pipe occlusion, so we need todrain away water after each downtime.
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