Do not turn the pump when starting:

Reason: The filler is too tight or the impeller and the pump are blocked by debris; the pump shaft, bearing, and leakage ring are rust; the pump shaft is severely bent.

Removal method: Relax filler, dredging the water diversion slot: disassemble the pump body to remove the debris or rust; correct the bending shaft or change the new pump axis.

After startup, the pump does not produce water:

Reason: There are air or water inlet pipes in the pump; the bottom valve is not confused, and the vacuum pump filling is severely leaked;

Removal method: Remove the debris, replace the damaged rubber pads, and change the direction of the valve tablet; pressing or replacing new fillers, closing the gate valve or shooting the door; Crack tube water; reduce the rising journey and press the pump's mouth into the water by 0.5 meters.

Insufficient traffic:

Reason: The actual raising of the water pump exceeds the allowable journey; the speed is not equipped or the belt is slipped, and the speed of the speed is too small; the installation angle of the shaft flow pump is too small; the suction valve, the pipeline and the impeller are blocked or the impeller defect; the water leakage of the water pipe is leaked in the water pipe. serious.

Removal method: Reduce the journey, restore the rated speed, remove the belt dirt and adjust the tightening of the belt; adjust the corner of the blade to reduce the installation position of the pump; Replace the leaf wheels; replace the leakage ring to block the leakage.