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Procedure to Start the Pump_Changsha Zoomlian Pump Co.,Ltd

1. Unlock and remove chains from inlet/outlet valve wheels and open both valves full.   2. Open air cock and expel air from line and pump while checking for any leaks   3. Turn the shaft…
时间:2021年04月15日    阅读:1503

Notes For Utilize Centrifugal Pump_Changsha Zoomlian Pump Co.,Ltd

    Centrifugal pumps are designed to pump liquids not gases. Any centrifugal pump (even a self-priming pump) will not start pumping unless at least the first stage (such as in a multistage…
时间:2021年04月15日    阅读:1622

How To Calculate The Total Head Of Water Pump_Changsha Zoomlian Pump Co.,Ltd

    H(pipe loss)= I assumed it is 1m, pipe total length is 10m, Q=4.8kg/h, one non-return valve, few elbows, and one pressure-controlled valve).   H(velocity)=H(deliver velocity)-H(sour…
时间:2021年04月15日    阅读:1454

What Is Total Head Means For Centrifugal Water Pump?_Changsha Zoomlian Pump Co.,Ltd

    As a mancufacuter, we received many inquiries about centrifugal pump, but also we found that many customers don't know what are the specification means about the pump they need.   …
时间:2021年04月15日    阅读:1959

A Few Tips For Pump Selection_Changsha Zoomlian Pump Co.,Ltd

    Determining what material will be pumped - i.e., chemicals, clean water, trash water, sewage - will lead you to the type of pump you need:   - Most general-purpose dewatering pumps ar…
时间:2021年04月15日    阅读:1824

What Is Centrifugal Water Pump?_Changsha Zoomlian Pump Co.,Ltd

    We always meet some pretty intelligent customers, but others are not exactly engineers. This is why they call on us for pump sales, service and repair. But we always like it when our cu…
时间:2021年04月15日    阅读:1294

How To Keep The Pump In Good Condition_Changsha Zoomlian Pump Co.,Ltd

  1.Always follow the maintenance schedule in the owner's manual. Also check manufacturer recommendations for approved chemical applications. 2.Make sure the pump has proper mounting or frame…
时间:2021年04月15日    阅读:1268

What Causes Pump Cavitation?_Changsha Zoomlian Pump Co.,Ltd

When the inlet pressure of a water pump falls below pump design specifications, tiny vapor bubbles can form in the water around the eye of the impeller. When the water containing these bubbles is…
时间:2021年04月15日    阅读:1438

When Does the packing Need To Be Replaced ?_Changsha Zoomlian Pump Co.,Ltd

    Over time as the packing is subjected to continual heat and pressure through normal use, lubricant will be forced out of the packing material. The life of the packing material can be exte…
时间:2021年04月15日    阅读:1387

Reasons For Water Pump Out Of Operation_Changsha Zoomlian Pump Co.,Ltd

    There could be several factors:   1. Is there enough water? Check to ensure that there is enough water present in the tank to allow safe pumping; the Control System shuts the water pum…
时间:2021年04月15日    阅读:1261