320GC, 320 and 323 Excavators Machine Systems Caterpillar


Counterbalance Valve (Travel) - Remove and Install

Usage:

320 GC BR4

拆卸步骤

参考: 专门说明书, "目视维修步骤 - 颜色和符号" M0066576。

  1. 释放液压系统压力。


图 1g06189491



图 2g06189492


图 3g06189494

安装步骤

  1. 按与拆卸相反的顺序安装背压阀。


图 4g06189496

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