1. Special personnel should be responsible for the operation and management of the refrigerator and hold the refrigeration worker grade certificate issued by the labor department;
2. Strictly implement the prescribed management systems and operating work specifications to ensure stable and normal operation, complete and well-preserved records of equipment operation, calibration and water treatment;
3. Carry out maintenance work in strict accordance with the maintenance work specifications of the refrigerator, so that all equipment, valves and instruments of the refrigeration system are in good condition, the water, oil, gas and pipelines are unobstructed, there is no leakage, and the records of all maintenance work are in good condition. ;
4. The quality of the chilled water should comply with the JB3355-83 standard, and the temperature of the water supply during refrigeration operation should be 7°C;
5. Regularly analyze the operation status and energy consumption indicators of the refrigerator to maintain a good economic operation state; 6. If the condenser, evaporator and liquid storage tank belong to the category of pressure vessels, regular inspection shall be carried out according to relevant regulations