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2017年1月10日星期二

Common Trouble and Maintenance of Stainless Steel Self - suction

Self-priming pump

A child, farmers in rural areas to see a farmer used a water pump, in fact, it is a pump, before use, will suck the tube filled with water to normal use, or else the water will not go up. Today we said that the stainless steel self-priming pump in the suction pipe without filling the water, only to ensure that the pump body has a fixed amount of water can be automatically pumped up. Strictly classified, it should be classified as self-priming centrifugal pumps

Xiaobian here today to share stainless steel self-priming pump common faults and maintenance methods, as follows:

1, if the motor can not start after power, then we need to check our power supply problems;

2, start the motor when there is "buzzing" sound: according to the direction of operation quickly toggle blades, if the motor is running up, that is starting capacitor or start winding damage, should replace the same capacitance or repair start winding winding; Motor card, mostly motor and pump head mechanical failure, such as bearing damage, impeller stuck and so on.

3, the motor speed is slow, the chassis overheating, burning smell, should be disassembled motor, depending on the damage were welding, jumper, isolation, rewinding and other measures to repair.

4, the motor running noise, vibration. If the bearing damage should be replaced; if the bearings run cylindrical, can be used on the pump shell with the chisel flower processing; if the bearings run within the circle, can be run within the circle, can be bearing the inner circle, can be Wear on the motor shaft parts with chisel flower processing, serious wear and tear, using the first welding after the repair method of turning.

5, less water or no water. First check the pump seal, check the power plug should be unplugged, hand to plug the suction port, the pump filled with water, the mouth of the mouth to live in the export of hard blowing, observe the pump head is leaking, the leak is Seal the damaged place. Common fault parts are absorbent pad, outlet pad, pad cover pad, maintenance should be replaced. If there is no full water phenomenon, mostly impeller damage, suction chamber and the water chamber between the retaining wall to wear, the pump head retaining the water level, impeller and pump shell gap increases, should replace the impeller and pump shell . Replacement wheel should be noted that the complete removal of residual copper pump blade, so as not to damage the new impeller again.

6, stainless steel self-priming pump shell charged, it should be damaged water seal can be replaced with water seals, drying motor and other methods of repair.

In the stainless steel self-priming pump overhaul process, in order to ensure personal safety, electric stainless steel self-priming pump should be reliable grounding, which can effectively prevent accidents.
Keywords:Stainless steel self-priming pump, common faults and maintenance

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