盾构机每三月检查(机械保环).doc

Hydraulic system液压系统S/N序号Check Points 检查项目Remarks 备注1Filter every 3 months once the composition of the impurities detected滤清器每3个月对杂质的成分进行一次检测If necessary, replace the filter in time，Filter element replace every 6 months如有必要及时更换滤芯（半年更换所有未更换的滤芯）