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1. When the ambient temperature is lower than the normal starting temperature of the temperature controller, check whether the low temperature switch of the refrigerator is turned on. Only when the low temperature switch is turned on can the temperature controller be forcibly turned on. The reason why the refrigerator does not refrigerate is first of all, the refrigerator thermostat.
It is installed in the refrigerator, and the temperature of the refrigerator does not reach the temperature required by the thermostat, so it does not stop.
2. If the compressor does not stop day and night, the freezer may cause refrigerant.
Extreme refrigeration temperature. Most of this phenomenon occurs in air-cooled refrigerators. The reason is the cold room evaporator.
The froster is broken, creating an ice blockage. It cannot be ruled out that the air cooling fan is broken, and there are too many items in the refrigerator to block the air outlet, causing poor cooling effect.
Power-saving tips: The location of the refrigerator should be to avoid direct sunlight, facilitate ventilation, and keep a distance from the wall so that the heat generated during the operation of the refrigerator can be dissipated.
Always check the tightness of the refrigerator seal, if the seal is deformed, it will affect the degree of closure of the seam, causing the air conditioner to leak out, thereby increasing power consumption. If the deformation is serious, it should be repaired and replaced in time.
After the refrigerator is used for a period of time, some frost will be produced, if it cannot be frosted regularly, it will affect the cooling effect, and the power consumption will also increase, and even easily damage the compressor. Therefore, whenever you see that the thickness of the frost is more than 7cm, you should defrost it.
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1.The compressor high-pressure output buffer pipe is broken, or the screw fixing this pipe is loose, resulting in the high-pressure pipe not exhausting and the low-pressure pipe not suctioning.
gas, so the compressor is running, but not refrigerating.
2.The refrigeration system leaks, the refrigerant runs out, and although the compressor is running, there is no refrigerant evaporation and heat absorption in the system, so the temperature of the refrigerator does not drop.
3.The capillary is blocked, the refrigerant cannot enter the evaporator to evaporate and absorb heat, and the temperature of the refrigerator does not drop.
4.Exclusion Method:
1) Cut the casing, replace the buffer tube, or tighten the screw.
2) First find out the leakage part of the system, weld repair, pressure test, and evacuate qualified, and then add refrigerant to a certain amount, usually according to the evaporator full of frost or ice to reach the positive temperature of the spare page.
3) The capillary or dryer is blocked, and the outlet is hot, so remove it to remove it! In addition, there are generally two types of household refrigerators: direct cooling and intercooling, which refers to the heat exchange between the evaporator (cooling pipe) and the freezing and refrigeration rooms to achieve the purpose of cooling; Intercooling means that the evaporator (cooling pipe) is separated from the freezing and refrigeration room, and the cold air is blown into the freezing and refrigeration room by a fan to achieve the purpose of cooling.
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It should be that there is a problem with the internal circulation of the refrigerator, so check it carefully.
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Summary. Dear, I'm glad to answer for you, hello, the reasons are as follows: 1. There is a problem with the compressor of the freezer.
This is due to the internal high pressure output of the compressor and then causing the buffer tube to break, and there is also a possibility that the screws holding the buffer tube become loose, which will cause the high-pressure pipe not to exhaust and the low-pressure pipe not to suction, so that the freezer is not refrigerated. 2. There is a problem with the refrigeration system in the freezer, which leads to the less, insufficient or disappearance of refrigerant, although the compressor of the freezer is still running, but due to the lack of refrigerant or insufficient refrigerant, the temperature in the freezer does not drop. Or the capillary tube of the freezer is blocked, so that the refrigerant in the freezer cannot enter the evaporator to evaporate and absorb heat, which can also cause the freezer to not refrigerate.
3. The compressor pressure of the freezer is too low, which causes the freezer compressor to not start. Generally speaking, the voltage of the refrigerator is 187V-242V, and the compressor of the refrigerator is lower than 187V.
Dear, I'm glad to answer for you, hello, the reasons are as follows: 1. There is a problem with the compressor of the freezer. This is due to the internal high-pressure output of the compressor and then causing the buffer pipe to break, and there is also a possibility that the chain plexus screw that holds the buffer pipe becomes loose, which will cause the high-pressure pipe to not exhaust and the low-pressure pipe not to suction, so that the freezer is not refrigerated.
2. There is a problem with the refrigeration system in the freezer, which leads to the refrigerant becoming less, insufficient or disappearing, although the compressor of the freezer is still running, but because there is no refrigerant or the refrigerant is insufficient, the temperature in the freezer does not drop. Or the capillary tube of the freezer is blocked, so that the refrigerant in the freezer cannot enter the evaporator to evaporate and absorb heat, which can also cause the freezer to not refrigerate. 3. The compressor pressure of the freezer is too low, which causes the freezer compressor to not start.
Generally speaking, the voltage of the refrigerator is 187V-242V, and the compressor of the refrigerator is lower than 187V.
If the above reasons and methods cannot solve the problem, it is recommended that you call the after-sales service** for repair, and let the maintenance master come to inspect it.
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1. It may be a refrigerant.
Not enough. 2. It may be that the power of the compressor is insufficient, which leads to the lack of power for refrigeration. 3. It may be because the insulation at the bottom of the freezer has fallen off.
1. Check the compressor, including the starter, thermal protector and other parts. There are two reasons why the freezer is not refrigerated, one is that the refrigerant is not enough, and the other is the compressor problem, which leads to insufficient refrigeration power. If the upper part of the freezer is refrigerated, it proves that the refrigeration system is normal, but half of the refrigeration and half of it is not refrigerated, which proves that there may be a problem with the compressor power, resulting in insufficient refrigeration efficiency.
If the freezer starts, try removing the return air line and plugging the outlet with your fingers to see what the pressure is, if the pressure is low, then there is a problem with the compressor. 2. Freezer thermostat.
of failures. Since the freezer thermostat is installed, a malfunction of the thermostat will cause the freezer to cool for a while and not for a while, which may result in half cooling and half non-cooling. 3. The insulation facilities at the bottom of the freezer fall off.
Because the bottom of the freezer is a compressor and a cooling fan, the temperature of this part will be relatively high, so if it is used for a long time, the insulation layer of this place will fall off, which will easily lead to a high bottom temperature, and the inside of the freezer will be refrigerated at the top, and not refrigerated at the bottom, in fact, the temperature below is too high, so this factor should also be eliminated when checking the fault.
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1. The refrigerant in the freezer has been seriously insufficient, or has leaked. 2. The machine used has reached the end of its life. 3. The exhaust outlet of the freezer is blocked or the capillary is blocked.
Suggested Treatment:
1. Observe whether the refrigerant has the sound of circulation, generally speaking, it is the same as the sound of running water, if not, it proves that the refrigerant is insufficient, and it is necessary to let professionals add it when it comes to adding it, and then add it by vacuuming, and if it leaks, it must be made up for the leakage.
2. Check how long your freezer has been used, if it reaches more than 10 years, then the freezer has been scrapped, and you can replace it with a new machine, now the new machine is not very expensive, and it is not recommended to repair, the cost of maintenance is very high, the difficulty is relatively large, many masters are not willing to repair, after the maintenance, we can not guarantee how long the freezer can be used, as little as a few days will be broken, more than a few months.
3. After using the new machine to crack the nucleus, we must pay attention to the regular sanitation work, generally speaking, the refrigeration effect of the freezer will be better, and there will be no problems of any size, after doing a good job of sanitation, these capillaries and exhaust outlets will not be blocked, if there is a blockage, it must be dredged in time, and some detergents can be used to clear the source Zheng Jie.
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What's going on with the freezer cooling on one side and not on the other? Hello dear, usually the refrigerator door is not closed tightly, or the sealing strip is damaged, so that the outside hot air continues to flow in and condense into water, thus freezing. There are too many warm foods stored in the refrigerator, such as hot drinks, hot tofu, mung bean soup, etc., which instantly form large fog and water droplets in the refrigerator, which condense into ice as the temperature drops.
The food stored in the refrigerator has a large water content, and as the temperature drops, the water vapor in the food evaporates, condenses when it is cold, and then becomes water, which flows in the refrigerator. The temperature in the refrigerator is too low, causing the glass bottles of soda, beer, fruit juice and other beverages to burst and flow into the tank. The drain mouth freezes, preventing the defrosting water from flowing out and accumulating in the refrigerator.
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