Operators should operate in strict accordance with the product instructions, and should develop a specially trained technician to operate, and make work records. Whether refrigeration equipment, controlled atmosphere equipment and other equipment can be in good working condition mainly depends on the correct and reasonable operation management and normal maintenance.

After a period of operation of refrigeration equipment and controlled atmosphere equipment, there will be corresponding wear or fatigue of moving parts and friction parts, some gaps increase, some lose working ability; Static equipment is also affected by corrosion, vibration, scaling and other factors. The purpose of maintenance is to dismantle, clean, measure and inspect the components of refrigeration equipment and controlled atmosphere equipment, observe the wear or damage of components, and restore the operation performance of components by repairing or replacing components, so as to ensure the normal operation of refrigeration equipment and controlled atmosphere equipment.