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the central air conditioning not refrigeration is how to return a responsibility? Central air conditioning not refrigeration is how to return a responsibility? This topic, in the central air conditioning switch industry belongs to the topic of hot debate, we for the central air conditioning not refrigeration is how to return a responsibility? This topic to do some research, the following are some of our research results, the hope can help you. The cause of the central air conditioning not refrigeration is generally appear in the use of three to four years old air conditioning, refrigeration, air conditioning is not completely not refrigeration effect is not good enough, but this is because the old air conditioning is the use of freon refrigerant, use for a long period of time will evaporate, moreover does not exclude the improper installation of the freon leak and machine itself. Air conditioning not refrigeration external reasons: 1. The room is too large, air conditioning insufficient horsepower, can cause people feel air conditioning not refrigeration
2. Air conditioning installation is unreasonable, ventilation pipe is too long, can also cause low heat transfer efficiency of refrigeration
3. When the outdoor temperature more than 43 degrees, most of the air conditioning is difficult to convey indoor quantity of heat to outdoor,
causes no air conditioning and refrigeration and air conditioning itself:
1. If just buy air conditioning not refrigeration, consider whether air quality problems, suggest to buy first-line brand air conditioner, quality and after-sales can get insurance.
2。 Compressor problem, and use it every time is too long, compressor, aging effect fell by less than before, like air conditioning, vibration is larger, you need to consider whether the compressor problem, this problem can only find a professional maintenance, or consider buying new.
3。 Freon didn't or quantity is not enough, will cause the refrigeration efficiency is low, the refrigeration effect is poor or not, these problems need to add freon.
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