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2. What to do if the pump has abnormal noise 1. The pump bearings are damaged and need to be replaced.
2. Loosen the pump impeller and rub it to the bottom cover of the pump.
Three. Pump coil damage.
3. There are four reasons why the pump cannot be properly supplied. 1. The pump is not a centrifugal pump.
2. If the pump is reversed, replace it if it is reversed.
3. Whether there is foreign matter in the pump outlet or in the impeller gap.
Fourth, whether the water pump seals well.
Maintenance of agricultural water pumps (1) After the agricultural water pumps are stopped, they must drain the water left in the pumps and pipes and clean them up. The stainless steel water pumps should also clean the external mud at the same time so as to prevent the frozen water and frozen pipes from bursting the pump body and water pipes. .
(2) For cast iron parts such as bottom valve and elbow of the pump, the iron brush shall be brushed with a wire brush, painted with anti-rust paint and then painted. After drying, it shall be placed in a dry room or storage room for ventilation.
(3) Belt-driven, after the belt is unloaded, rinse it with warm water, dry it, hang it in a dry place with no direct sunlight, and do not store it in places with oil, corrosives, and smog. Under no circumstances should the belt be covered with oils such as oil, diesel or gasoline, and do not coat the belt with rosin and other sticky substances. Before the belt is used for the next year, it is absolutely necessary to thoroughly remove the bai powder from the belt contact surface.
(4) Check ball bearings, such as inner wear, tamping, ball wear, or spotted surfaces. Replace the bearing with the available gasoline or kerosene that does not need to be replaced, butter it, and reinstall it.
(5) The screws and bolts to be removed should be cleaned with a wire brush and diesel oil, and coated with oil or butter, re-installed or wrapped in plastic cloth, or they can be stored in diesel oil to avoid rust or loss.
Analysis of the related maintenance of the medium-resistant pump series
The resistance to water pump maintenance 1. Daily maintenance of the pump Check the water pump power cord, whether there is aging, broken skin, power cord copper core leakage. In this case, if the power line is on the shore, it can be wrapped and wrapped. If it is in the water, it is best to replace the power cord. Always inspect the pump impeller for dirt, foreign matter, etc. Block the outlet impeller or the water outlet. Check if the sound of the pump is good. If there is noise, it means that the bearing of the pump is damaged. Repair, refueling, replacement, check if the pump is running Leakage, if it leaks, please send it to the maintenance department for repair.