Machine with a long time, or improper operation is prone to some faults, then in the face of pumps and valves products may produce faults, users should try to master some of the tricks of the repair, so that the strike of the machine to start again.

Now, for your friendly introduction to the submerged pump maintenance tips, you must look carefully.

1, submerged pump repair, first remove the pump from the tank, remove the motor and seat, remove the lower pump shell, knocked off the lower sleeve and impeller (pay attention to the pump shaft on the anticorrosion layer) to loosen the upper bearing sitting on the 6 hexagonal bolts, and then pull out the pump shaft and bearing parts can be overhauled.

2, submerged pump overhaul and replacement of wearing parts for reassembly, see the bearing seat, bearing together in the upper part of the pump shaft, sealing the upper and lower bearing cover to install a good coupling and tighten the nut, correct the bending degree of the pump shaft, will be inserted into the pump body with the bearing seat downward, and then the bearing seat in the middle of the seat, to adjust just the impeller and the upper and lower pump casing clearance, impeller and the lower sleeve and cap together with phenolic mastic on the pump shaft, wait for the phenolic mastic on the shaft, and then the pump shaft and the bearing parts together to pull out can be overhauling. On the phenolic clay, such as phenolic clay completely cured, before the lower pump cover installed, assembly is complete, with a hand in the coupling to rotate the pump shaft is normal. If you want to replace the bearings and pump shaft, dismantle the round nut and coupling at the upper end of the pump shaft, loosen the 12 screws on the upper and lower bearing covers, and then drive the bearings upwards.