1. The fixed connection parts should not be loose;
2. The rotor and the moving parts should be normal, no abnormal sound and friction;
3. The operation of the auxiliary system should be normal; the pipe connection should be firm and no leakage; The temperature of the bearing should not exceed 70 °C, the temperature of the rolling bearing should not exceed 80 °C, the temperature of the special bearing should meet the requirements of the equipment technical documents;
4. The temperature of the lubricating oil at each lubrication point, the temperature of the sealing liquid and the cooling water should be consistent with The provisions of the equipment technical documents; lubricating oil shall not have leakage and mist spray;
5. The safety protection of the pump and the electronic control device and all parts of the instrument shall be sensitive, correct and reliable;
6. The leakage of the mechanical seal shall not be More than 5mL / h, the leakage of the packing seal should not be greater than the provisions of the following table, and the temperature rise should be normal; the impurity pump and the pump that transports toxic, harmful, flammable, explosive and other media, the leakage of the seal should not be greater than the design
7. The centrifugal pump with a working medium specific gravity less than 1 shall be controlled to control the current of the motor not to exceed the rated value when the water is used for trial operation, and the water flow rate shall not be less than 20% of the rated value; Pumps that are toxic, harmful, flammable, explosive, granules, etc., shall be tested in accordance with the technical documents of the equipment; IX. The cryopump shall not be operated under throttling conditions;
8. The vibration value of the bearing body shall be measured. The pump shall be measured under the condition of no cavitation in operation. The method for measuring the effective value of the vibration velocity may be carried out in accordance with Appendix II of this code.
9. The continuous test run time of the pump at the rated working point shall not be less than 2 h; The pump test run time for special requirements shall be in accordance with the equipment technical documents.
