gravel pump gold panning
Environmental Considerations
Завод лопастного насоса шлака

3. Effluent Pumps Specifically intended for the removal of grey water or light solids, effluent pumps can also be effectively utilized for mud evacuation, provided the sediment is not too thick or heavy.
pompes d'évacuation de boue

The reason:
Inlet valve is not open or has silted
Suction line resistance is too high or blocked
Suction height is too high
The reason:
Inlet valve is not open or has silted
Suction line resistance is too high or blocked
Suction height is too high