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Maintenance method
Maintenance method
> HOME > Technical support > Maintenance method
Water pump in the long-term trial, proper maintenance can prolong its life.
TITLE:
潜水排污泵的维护和保养
潜水排污泵的维护和保养
故障现象
原因分析
排除方法
流量不足
或不出水
1.叶轮旋转错误
2.阀门是否打开和完好
3.管道叶轮被堵
4.转速过低
5.扬程过高
6.抽送介质密度较大
7.介质粘度较高
8.密封圈损坏(口环处)
1.调整叶轮旋转方向
2.检查、维修、排除
3.清理杂物
4.检查电器设备及电路
5.改泵或降低扬程
6.用水冲稀降低浓度
7.降低粘度
8.更换
运行不稳定
1.叶轮不平衡
2.轴承损坏
1.送制造厂调换或校正
2.更换
泵不能启动
1.缺相
2.叶轮卡住
3.绕组、接头或电缆断路
4.定子绕组烧坏
5.电器控制发生故障
1.检查线路进行修复
2.排除杂物
3.用欧姆表检查修复
4.修理、更换绕组
5.修理或调换
电流过大
1.工作电压低
2.管道、叶轮被堵
3.抽送液体的高度或粘度较高
4.使用扬程过低
1.调整工作电压
2.清理管道、叶轮堵物
3.改变密封或粘度
4.减少流量,提高扬程
绝缘电阻低
1.电缆线电源接线端渗漏
2.电缆线破损
3.机械密封磨损产生泄漏
4.各O形密封圈失效
5.机壳被介质腐蚀漏水
1.拧紧压紧螺母
2.更换
3.更换
4.更换
5.修补
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