To CLEAN: Inspect or replace worn valve disc, disconnect control pipe and unscrew bonnet from valvebody using blunt tool and hammer on bonnet lugs.
清洗:检查或更换磨损的阀门阀瓣,断开控制管线,采用钝工具和锤打阀盖凸耳从阀体上旋下阀盖。
3
TYB series waterflood pressure regulating systems consist of two cylinder four chamber pump body, electro hydraulic reversing valve, control fluid circuit and control current circuit.