1. Check the thermal insulation performance of the cold storage warehouse, check whether there is condensed water around the cold storage, check whether the cold storage door is open, and the sealing effect of the cold storage door.
2. Check the appearance of the equipment and clean the appearance of each equipment to ensure the cleanliness of each equipment.
3, refrigeration equipment system operation check
A. Outdoor compression condensing unit, indoor ceiling cooling fan;
B. Compressor operating conditions, each protection test;
C. Refrigeration system components, refrigeration pipelines;
D. Electrical control system
E. Electrical and distribution systems;
F. defrosting system;
G. Lighting system;
H. Ground heat tracing system;
I. Drainage system;
J. Other
4. Adding refrigerant and refrigeration oil and replacing the filter element of the drying filter.