How to deal with multi-stage pumps after a long period of time without turning? Consider improper storage leading to internal bearing jamming, or internal water is not drained in time to lead to impeller corrosion stuck, the corresponding treatment is also very simple, you can disassemble the impell Read More

Stainless steel multistage pumps CDLF type should be installed vertically on the ground and installed in such a way as to ensure that sufficient cold air enters the motor cooling fan. The arrows on the pump base indicate the direction of filling flow through the pump. To minimise the possible noise Read More

Recently, some customers want to know the advantages and disadvantages of multistage pumps, so as to match the corresponding pump type for the transport conditions. In this regard, Zhaoquan Pump Industry introduces the superior points of multistage pumps in terms of their actual performance and appl Read More

Difficult rotation or friction of rotating parts‍1) Bending of the shaftElimination measures: Straighten the shaft or replace as required.2) Incorrect running clearance between wear ringsElimination measures: Check if the clearance is correct. Replace the wear ring of the pump casing or impeller as Read More

Vertical multistage pumps are vertical, single suction, multistage, sectional centrifugal pumps suitable for urban water supply and central heating systems. It is used to transport clear water or liquids with physical and chemical properties similar to clear water. The temperature of the pump convey Read More