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["Pompe à aspiration auto-aspiration Can, tuyau de reflux操,ération", "Pompe à aspiration auto-aspiration sans jointement, si le tuyau de reflux est fermé, l'eau ne sort pas, mais si le tuyau de reflux est ouvert, une partie de l'eau sort sort avant que la pompe peut fonctionner normalement, quel est la raison et le champ de levé est-il un problème opérationnel",,Vérifiez si le si'il y a une fuite dans le valve de d d d d d'entrée,"}

2018-10-30View Original

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无密封自控自吸泵,起泵后,回流管关了就是不出水,而回流管打开着了流出一部分水后,泵才能正常出水,是什么原因,扬程105.5m 操作上有什么问题吗
Reply #22018-10-30
检查一哈入口的止回阀是否漏了,

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