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Pump problem

2011-02-11View Original

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This post was last edited by lovestory on 2011-2-11 at 22:13. What causes insufficient or no pump pressure? What causes excessive pump vibration? Please, experts, reply quickly! Urgent! Urgent! Urgent!
Reply #22011-02-11
It might be due to insufficient time for proper production
Reply #32011-02-11
Come on, bro – why ask such a question? But since you seem so anxious, I’ll tell you. Insufficient or no pressure: 1. The pump is not running in the correct direction; it’s reversed. 2. The impeller or suction ring is damaged, or the suction inlet is blocked. 3. The viscosity of the liquid is too high. 4. There’s air inside the pump, as it hasn’t been vented. 5. The pump’s suction height is too low. Excessive vibration: 1. The pump and motor are not aligned properly; alignment is needed. 2. Cavitation or surging is occurring, which needs to be addressed through process adjustments. 3. There’s a fault with the rotor or bearings. 4. The foundation bolts are loose. That’s about it; other cases require specific analysis

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