文章针对WLY202—CW全液压轮式挖掘机在运行初期所出现的液压先导系统特殊故障进行了分析，并依据分析结果顺利解决了因厂家制造缺陷所造成的该故障。
The paper a detail analysis on the fault occurred in the hydraulic guide system of WLY202-CW excavator. And fault treatment procedure and methods made on base of the analysis are also introduced.
文章针对WLY202—CW全液压轮式挖掘机在运行初期所出现的液压先导系统特殊故障进行了分析，并依据分析结果顺利解决了因厂家制造缺陷所造成的该故障。
The paper a detail analysis on the fault occurred in the hydraulic guide system of WLY202-CW excavator. And fault treatment procedure and methods made on base of the analysis are also introduced.
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