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In the process of using the WFB self-controlled seal-less self-priming pump, it is a common problem that the connecting pipe has a leak, so we all know why the fault occurs and how to proceed Solve it? With these two questions, then introduce the WFB self-controlled self-priming pump leakage causes and solutions. WFB-type self-controlled seal-free self-priming pump leakage causes of the connecting pipe and its solutions First, the reasons: 1. The control valve and the pump connection is not tight or the use of a long time, loose corrosion, resulting in leakage; 2. Gasket Film aging, labyrinth closed lax. Second, the solution: 1. Add sealing tape on the connecting thread so that it does not leak or replace the corroded connection pipe; 2. Replace the gasket; 3. The control valve on both sides of the screw loose, adjust the gasket The gap to the appropriate location, and then the screws. Extended reading: China Construction Water Exhibition water pump manufacturers rankings ptc exhibition motor top ten brands pump valve pipe fittings Show Information Industry Internet (Xiamen) Technology Co., Ltd. Asia Pump Network Editor: He Duanhui (QQ / WeChat:) http: // mj .liuti.cn / (Service Hotline:)