Causes and solutions for ice blocking in supermarket freezer

Causes and solutions for ice blocking in supermarket freezer

Nowadays, commercial freezer is one of the necessary equipment in supermarkets to store and display goods; its appearance will undoubtedly bring convenience to more and more demanders; but any product will be more or less in use. There are less or less problems, in the case of supermarket refrigerators. According to market research, many people have reported a problem of ice blocking. We have got some answers from some manufacturers and merchants. After all, they are z*professionals.

　　What are the reasons for the freezing of the supermarket freezer?

　　 1. An ice block occurs when the compressor is replaced. A compressor in a supermarket freezer is suddenly damaged. The piping system must be opened to replace the compressor.

　　2. One of the pipes of a supermarket freezer that is being refrigerated is leaking, and the pipes of the supermarket freezer suck in water when it is working.

　　3. Inject a large amount of air during leak detection and combine with the air-conditioning inside to generate water soo. The correct method is to suppress leak detection with nitrogen gas.

　　4, the supermarket freezer pipeline is disconnected for too long, so that moisture can enter.

　　 5. Replace the evaporator system and vacuum is not complete.

　　 How to deal with ice blockage in supermarket freezer:

1. Evacuate the high-pressure side (that is, use a double-tail filter, connect a vacuum pump to the filter, and close the process port meter valve), and turn on the compressor of the machine at the same time. The welding torch heats the compressor and filter.

　　2. Disconnect the high-pressure pipe before the filter drier, connect a large detachable filter drier for a large freezer here, fill it with silica gel, fill it with a small amount of refrigerant, then seal it, and start to run and recycle.