挖掘机液压系统两例故障排除的方法

Two Examples of Trouble Removing Method of Excavator Hydraulic System

在挖掘机维修中,因油封老化、磨损严重而导致系统漏油、漏气,致使机器工作无力或不能工作时均应进行油封的更换。文章以W4-60C型挖掘机上中央回转接头和动臂油缸两例故障的排除为例详细介绍了其更换时机、更换程序和方法。

In excavator service,because of the burn-in of oil seal,the wear-out and the oil leak,the machine cannot work when to be supposed to carry on the replacement of the oil seal.This article the central swivel joint and moved the arm cylinder two example breakdowns take the W4-60C excavator on the elimination to brief its replacement opportunity,the replacement procedure and the method in detail as the example.