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液压挖掘机一般在运转2000h以后就需要更换液压油,否则将使系统污染,造成液压系统故障。据统计,液压系统的故障中90％左右是由于系统污染所造成的。本文介绍挖掘机换油的工艺步骤和注意事项。
Hydraulic excavators generally need to replace the hydraulic oil after running 2000h, otherwise it will pollute the system and cause the hydraulic system to malfunction. According to statistics, about 90% of hydraulic system failure is caused by system pollution. This article describes the excavator oil change process steps and precautions.