You are here: Home » Resource » News

NEWS AND EVENTS

  • Preparation before use of submersible pump
    2023-03-13
    Preparation before use of submersible pump1. Check whether the cable is broken or broken. Before use, not only observe the appearance of the cable, but also use a multimeter or megohmmeter to check whether the cable is connected. There shall be no oil leakage at the cable outlet.2. Before the use of
  • The range of use and precautions for WQD cutting sewage pumps
    2023-03-13
    The range of use and precautions for cutting sewage pumps The scope of application of the cutting sewage pump Precautions for using the cutting sewage pump Where to buy cutting sewage water pump KATREENI PUMP
  • Why do some submersible pumps need water before use
    2023-03-10
    Why do some submersible pumps need water before use? Submersible pumps, as the name implies, are put in water to work. But when purchasing submersible pumps, some manufacturers will remind them to add water before starting. If there is air inside the pump, air binding will occur after starting, that is, light can not absorb water.
  • Common sense of submersible pump
    2023-03-09
    Common sense of submersible pumpSubmersible pump is widely used in various industrial, agricultural and domestic water transmission. Before using the submersible pump, we need to understand its relevant common sense to avoid unnecessary losses.
  • Reasons and treatment methods of water pump motor failing to start and buzzing
    2023-03-08
    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
  • Reasons for motor heating
    2023-03-07
    Reasons for motor heating1. The quality of the motor itself is poor, and the heat dissipation is poor. If this happens, contact the manufacturer and replace it in time.2. Due to the incorrect selection of water pump, the high lift pump operates under low pressure, which will cause excessive flow at
  • Difference between deep well pump and submersible pump
    2023-03-06
    Difference between deep well pump and submersible pump The common point of submersible pump and deep well pump is the pump under potential water. difference-Submersible pump is a single-stage impeller with small head, large pump body and small power. Submersible deep well pump long-shaft deep well pump
  • Buying Jet Self-priming Water Pump Choosing Dolay Pump
    2020-03-09
    1.JET-L PUMP is a well-known and most popular jet self-priming high-suction clean water pump. 2.The pump body is made of cast iron. 3.This series of electric pumps is suitable for domestic water intake, well water extraction, tap water pressurization, garden irrigation 4.High head, easy installation.
  • Causes and maintenance methods of pump impeller failure
    2023-03-03
    Causes and maintenance methods of pump impeller failureCause of water pump impeller failure(1) It is likely that the water quality of the pump inlet is poor and there are many impurities in the pump.(2) The filter screen of the faucet or the inlet horn is relatively close to or in the sand.(3) There
  • How to disassemble the submersible pump
    2023-03-02
    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
  • Total 27 pages  Go to Page
  • Go

Quick Links

Contact Details

MOBILE:0086-13867672347

ADD: NO.189 HENGSHI ROAD, HENGFENG INDUSTRY AREA, WENLING, TAIZHOU, ZHEJIANG PROVINCE,CHINA.

TEL: 0086-57686932269
CONTACT US
© 2021ZHEJIANG DOLAY PUMP INDUSTRY CO. LTD. All rights reserved.Site Map. T echnology by  leadong