The reason why the water pump motor cannot start and has buzzing noise:(1) One phase of the power line is broken.(2) The fusible link fuses one phase.(3) One phase of the winding of the "Y" type connection motor is broken“ Δ” There is one or two phase disconnection in the type connection motor.(4) F

How to disassemble the submersible pump1. Use a wrench to remove the water pump power inlet box, and pay attention not to damage the sealing rubber ring. Remove the power cord, use pliers to cut the three wires of the input motor coil, that is, two power lines, and one line in series with the capaci

How to deal with oil leakage of submersible pumpThere are two possibilities for oil leakage of submersible pump: -The seal box is severely worn, resulting in oil leakage in the oil chamber of the seal box.-The cable has oil, or the cable used after maintenance does not meet the specifications, resul

Factors affecting flow and head of deep well pumpIn fact, there are many main reasons that affect the total flow and head of deep well submersible pump:1.Only by selecting the correct pump type can we provide quite effective service. -If the selected pump model is too small, the flow and head will n

6 common faults of deep well pump1. Pumping is not allowed or the head is seriously insufficient: at this time, the water pump will not turn when it is running, and the submersible pump will also have large noise when it is idling. Most of these phenomena are caused by the damage of the bearings of

Reasons for insufficient water output of deep well pump?Why does the deep well pump not produce water during operation? What is the reason why the deep well pump does not produce water? Dolay Pump Industry Co., Ltd. has summarized many important factors for you. The software on which the various fac

Materials used in stainless steel deep well pumps How to polish the surface of stainless steel There are three common polishing methods for stainless steel