1. in front of the open rotor pump: first of all check the pump parts are intact and out of the pipeline valve is fully open, in short, must ensure that the parts intact, the pipeline open.
2. When you start the pump: it is necessary to make it to the next process of equipment start working, and then to start the pump.
3. rotor pump is in operation, should always pay attention to movement is normal, if found stop before the pump or pump blockage phenomenon, should be shut down, troubleshooting and then power on the system.
4. when the line stopped working, should be according to the process has in turn shut down, that is, after the pump has stopped, then stop the pump behind the equipment.