Pump industry suppliers to tell you: winter horizontal multistage pump maintenance

winter horizontal multistage pump maintenance

when using horizontal multistage pump we often encounter some problems, especially in the winter the temperature is low season, frozen water pump and even sometimes, today to teach you how to horizontal multistage pump maintenance in winter?

1, the multi-stage pump stop, will put the pump and the water left in the pipeline, and the external soil cleaned, so as to avoid freezing the pump body and the frozen water pipes burst.

2, multistage pump at the bottom of the valve, bend, such as cast iron, steel brush to brush the rust net, should be first and then coated with antirust paint and then coated with paint, after being dry. In the room or storage room ventilation dry place preservation. Check for cracks and holes, water pump impeller impeller fixed nut is loose, if there is any damage should be repaired or replaced. Local damage can be welding repair, also can be repaired with epoxy resin mortar impeller, after repair impeller generally should carry on the static balance test.

3, check the ball bearing, such as internal and external casing wear, kuang, ball bearing wear or surface spots should be replaced. Does not need to change the available gasoline or kerosene bearing to clean clean, coated with butter, loaded again. No matter under what circumstances, don't make the belt with engine oil, diesel or gasoline oil substances, such as do not besmear rosin and other sticky substance.

4, unloaded screw immerse in diesel use wire brush to brush clean, and coated with oil or butter, reinstall or put away after been with plastic cloth, so as to avoid rust or lost. To bend or wear of the pump shaft shall be repaired or replaced, otherwise it will cause the imbalance of the rotor and the related parts of wear.

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