What phenomena indicate that the water pump bearing is damaged:‌1. Abnormal noise: When the water pump bearing is damaged, different abnormal noises are usually emitted. Common noises include:‌Crunching sound: This sound is usually caused by friction between the steel ball in the bearing and the inn

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 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