If the medical supermarket refrigerated showcase is not tightly sealed, it will cause excessive cold leakage, excessive frosting on the evaporator, and the temperature in the cabinet cannot drop, which will make the compressor long It keeps running, and the air-conditioning is still leaking.

　　 causes the medical supermarket refrigerated showcase to have two main reasons:

　　1. The long-term use of the door seal and polyvinyl chloride appears to be deformed or broken;

2, the cabinet is damaged due to improper installation of the cabinet or door hinges. The door is not closed tightly to create a gap.

　　 The door seal should be replaced with a new one for the first case. When replacing, first soak the door seal with hot water at 60～70℃ and level it. If the size is not correct, keep the four corners when cutting and disconnect from the inclined surface of the middle part of the door seal. When connecting, insert the red hacksaw blade into the inclined surface, then quickly pull it out, pinch it by hand, and fix the door seal with screws. If the door seal of the medical supermarket refrigerated showcase is slightly deformed or dented, it can be heated with a hair dryer, and the temperature should be 50～60℃. When the door seal becomes soft, gently comfort the baking part with your hand, or use a hard object to seal the air from the door. The chamber swells the depression flat and restores the door seal to its original state. It can also be filled with waste film on the gaps or depressions.

　　 In the second case, the hinge or bracket of the fixed cabinet door can be adjusted so that the medical supermarket refrigerated showcase door can be balanced with the cabinet body after the door is closed.

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