A8V系列斜轴式变量双泵以使用压力高、结构紧凑和流量调节方便等优点，广泛应用于挖掘机和起重机等工程机械的无级变量开式液压系统。为了保证其使用可靠，延长寿命，提高主机的工作效率，必须了解该系列泵的工作原理，掌握正确的使用要领和故障诊断排除的方法。1泵的工作原理 A8V series inclined axis variable dual pump is widely used in continuously variable open hydraulic system of construction machinery such as excavators and cranes with the advantages of high pressure, compact structure and convenient flow adjustment. In order to ensure its reliable use, prolong the life and improve the efficiency of the host, we must understand the working principle of this series of pumps, master the correct use of essentials and troubleshooting troubleshooting. 1 pump working principle