Centrifugal pump testing matters needing attention in the daily use

01 - Check whether the instruments work normally, such as ammeter, voltmeter, vacuum gauge, pressure gauge, etc. If found reading is normal or pointer throbbing, should be timely find out the reason. Regularly check whether the bearing temperature is normal in general bearing temperature should not exceed 60 ℃. Usually it is advisable to try with the hand feeling is not very hot. That work is not normal bearing temperature is exorbitant, should stop check in time. Otherwise may cause broken shaft or burn bearings, thermal and killed. Check the stuffing firmness under normal circumstances, the packing firmness to ooze water 12 ~ 35 drops per minute for the order. To speed up the water pump shaft and bushing wear. Drop too much packing too loose, easy to make the air into the water pump, reduce the volumetric efficiency of pump, and even the water is caused. Packing of firmness can be adjusted through the packing gland bolts. Timely troubleshooting. Pool water maintenance when into the pool water level declines, should pay attention to the inlet pipe mouth submerged depth is enough at any time, to prevent water inlet vortex near; Always clean up trash rack, and into the pool, in case of blocking water inlet. Gate valve to close the parking should be shut down on the outlet pipe of gate valve, in order to prevent backflow, damage to the machine.

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