Symptoms | cause of issue | Method of exclusion |
1 , submersible sewage pump no water | a , import and export valves are not open, out of the pipeline blocked, runner impeller blocked. | a , check, remove the blockage. |
Symptoms
cause of issue
Method of exclusion
1 , submersible sewage pump no water
a , import and export valves are not open, out of the pipeline blocked, runner impeller blocked.
b , the motor is running in the wrong direction, the motor phase loss is very slow.
c , suction tube leakage.
d , the pump is not filled with liquid, the pump cavity with air.
e , imported insufficient water supply, suction stroke is too high, the valve leaks.
f , pipe resistance is too large, improper pump selection.
a , check, remove the blockage.
b , adjust the motor direction, tighten the motor wiring.
c , tighten the sealing surface, remove leakage.
d , filled with liquid and open the exhaust valve, drain the air.
e , downtime, inspection, adjustment (water pipe or suction pipe with easy to use this phenomenon).
f , reduce pipe corners, re-select the pump
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