What's wrong with the refrigerator? Shenzhen refrigerator maintenance

1, it is very likely that the refrigerant in the refrigerator is used up, or the refrigerant is leaking, so over time, the freezer of the refrigerator will not be cooled. 2. It is likely that the screw fixing the refrigeration pipe of the refrigerator is loose, and the cold air is not transmitted to the refrigerator through the refrigeration pipe, so the refrigerator cannot be cooled. It is very likely that the compressor of the refrigerator is broken, the compressor doesn't work, and the cold air can't reach all parts of the refrigerator, so it won't cool. Suggested solution: 1. If the refrigerant is used late, it will be very simple. Contact a special home appliance maintenance service personnel, and the above processing is ok. Generally speaking, the refrigerant in the refrigerator can be used for several years, so it will not be used up often. If the refrigerant leaks, it must be handled and maintained in time to avoid affecting refrigeration and causing waste. 2. When the screw for fixing the refrigeration pipe of the refrigerator is loose, it is necessary to disassemble the refrigerator shell for processing. It's best to ask a professional to handle it and just reinforce the screws. If the screw is broken or unstable, just replace it with the same type of screw. If the compressor is broken, you can only choose to ask professionals to repair it. If the compressor is completely damaged, it is likely that it needs to be replaced with a new compressor.