关闭分配阀卸料门，如有截止阀则打开，泵送清水至活塞从输送管输出端泵出为止。
Close the door distribution discharge valve and, if cut-off valve is opened, pumping water to the piston from the pipeline until the pump output.
像总泵、车轮、转向液压缸、微动阀、连杆、门架滚轮、转向桥等部位，只要靠紧固进行调整就能修理的故障。
Failures which can be solved by minor adjustment on brake pump, wheel, steering hydraulic cylinder, and micro-valve, connect level, mast roller, steering axle, etc. are excluded.
几个门到门的部分组成，泵是易于维护。
Consisting of several unitized parts, the pump is easy to maintain.
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