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1.When the refrigerator does not work, you should first check whether the connection of the power supply is normal, check whether the light in the refrigerator is normal, and you can also use an electric pen for further testing.
2.If the power connection is normal, you can monitor whether the compressor is working properly. The compressor emits a small motor vibration sound during normal operation.
When the high-pressure output buffer pipe in the compressor is broken, or the screw fixing the tube is loose, the high-pressure pipe is not exhausted, and the low-pressure pipe is not suctioned, so the compressor is running, but it is not refrigerated.
Solution: Open the casing, replace the buffer tube, or tighten the screws.
3.If the compressor can run normally, the next step is to check whether the refrigerant in the refrigeration system is used up: you can let the refrigerator run for 3-5 minutes, cut off the power supply, and listen to whether there is a sound of water flowing.
If there is no sound. This means that the refrigerant in the refrigeration system has been used up or is leaking. It could also be that the compressor is incapacitated.
Solution: If there is a system leakage, by finding the leakage part of the system, after welding repair, pressure test, and evacuation are qualified, add refrigerant to a certain amount, usually according to the evaporator is full of frost or the refrigerator reaches the rated temperature.
4.A blockage in the refrigerator capillary can also cause the refrigerator to not refrigerate. When the capillary tube in the refrigerator is blocked, the refrigerant cannot enter the evaporator to absorb heat and exert its effect, resulting in the temperature of the refrigerator remaining high.
Depending on the type of refrigerator, the refrigeration situation will also vary. If the refrigerator belongs to the intercooling type and there is no ice making failure, you can check whether the fan of the refrigerator is working normally: open the refrigerator refrigerator door, press and hold the button at the edge of the box mouth with your hand (this button controls the indoor lighting and stops the fan when the door is opened), check whether the fan is working, the fan does not work will also cause the refrigerator to not refrigerate.
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Reason 1: Lack of refrigerant Generally speaking, the capillary outlet of the refrigerator is refrigerated at the beginning of the freezer for refrigeration, that is, now the freezer begins to refrigerate, and the freezer is preferred, and then if under normal circumstances, that is, the freezer is not lacking, it is to continue to refrigerate in the refrigerator, but if there is a lack of refrigerant, the first manifestation is not refrigeration from the beginning of the refrigerator, if it still does not work, then it will be found that even the freezer evaporator can not be frosted. This is the result of the lack of refrigerant, and if the machine is further lacking in refrigerant, then even the freezer compartment will not be able to function properly.
Reason 2: Internal leakage in the high-pressure section of the refrigerator refrigeration system. When there are trachomes and cracks in the condensation and anti-dew pipes; Generally, this situation is not easy to detect, bondi pipes and galvanized steel pipes have not been used for a long time, and rust will occur, and the foaming agent will also do the same, until leakage or leakage.
Generally speaking, the pipe wall is relatively weak in the leakage area, and if it is in the case of high temperature or high pressure, it will show the phenomenon of leakage.
Reason 3: Freeze in the refrigerator compartment. Freezing in individual places in the refrigerator is a common problem encountered by many refrigerators at home, generally we will not feel very abnormal, but there will be some trouble and awkwardness, at this time, if other parts are not sticky, then it should be caused by the lack of Freon, this situation is usually related to the perennial power of the refrigerator at home, which is caused by the leakage of the system pipes.
If the refrigerator in the home is completely frozen, then there are two conditions to distinguish, one is that the refrigerator is turned on all year round, and the machine does not stop all year round, and this phenomenon of thermostat failure will occur. The second is that the refrigerator door is not closed tightly, leaving gaps, so that a large amount of warm air will form into the refrigerator and produce a lot of frost.
Reason 4: If the temperature of the freezer or refrigerator is not normal all the time. And sometimes the evaporator will be frosted and cannot be melted, in this case, the air duct will be blocked, which will often lead to the cold energy will not be discharged normally, and the refrigeration of the refrigerator will also become abnormal.
There is a problem with the defrosting system, which usually leads to the above phenomenon, but it should be noted that it may be caused by the abnormal function of the defrost timer, or it may be that the heating element has been burned out and cannot operate and work normally.
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1.Power supply problems are sometimes not a usage problem, nor is it a refrigerator quality problem, it may be your power supply problem, power supply check whether the power connection is normal. Open the door and see if the lights in the box are on, or test your socket with an electric pen.
2.If the power supply is connected normally, listen to whether the compressor is working. The compressor will emit a slight and vibrating motor sound when working normally (if you feel the vibration of the compressor with your hands, you should be careful not to burn, because the compressor temperature is 40-50 in winter and 80-90 in summer)3
Whether the refrigerant leaks or not, if the compressor can work, determine whether the refrigeration system has refrigerant. Let the refrigerator run for a few minutes before unplugging and listen carefully for the sound of liquid running inside the copper tube. If not, it means that the refrigerant in the system has leaked, or the compressor has lost its capacity.
4.Fan problemIf the refrigerator belongs to the intercooled type, check whether the fan is working. Open the door of the freezer compartment and press and hold the button at the edge of the box mouth with your hand (this button controls the indoor lighting and stops the fan from working when the door is opened) to see if the fan is working, as the fan does not work will cause the refrigerator to not refrigerate.
In addition, too much food can also affect the refrigeration effect. 5.The influence of the outside temperature in the freezer chamber may cause the refrigerant to limit the refrigeration temperature.
Most of this phenomenon occurs in air-cooled refrigerators. The reason is that the evaporator flower froster in the cold room is broken, which produces 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.
The temperature of the refrigerator is automatically adjusted with the temperature adjustment of the freezer, and the temperature of the freezer can be lowered. Generally, the temperature of the refrigerator room is 4-10 degrees Celsius. Note that the higher the number of the temperature controller, the lower the temperature, the higher the number in summer and the smaller number in winter.
In addition, the refrigerator door is often opened, and there are many items in the refrigerator, resulting in the refrigerator not being refrigerated or the refrigeration effect is not ideal.
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There is a problem with the circulation system, and you have to find a repairer to repair it, and the refrigeration system of the refrigerator is a complex thing, and it can only be done by a professional maintenance master.
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The freezer compartment of the refrigerator does not work, the refrigerator is working normally, it may be that the refrigerator is short of refrigerant after a long period of use, and it is okay to go to the maintenance point to add some refrigerant (freon).
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This is a refrigerator malfunction, then report for repair, if it is free of charge within the warranty period.
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It depends on whether the refrigerator is directly cooled or air-cooled, and what is the internal structure of the refrigerator?
It is estimated that the refrigerator's control circuit is not performing properly, or that the solenoid valve is faulty and the refrigerant cannot flow into the freezer.
It is recommended to contact after-sales service or ask a professional for maintenance.
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Then if the refrigerator freezer is working properly and the freezer is not working, then it is very likely that the compressor is damaged, you check it, the compressor um, it should be this problem.
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The refrigerator freezer is working normally, and the freezer is not working, that is, there is a problem with the refrigeration of the freezer and it should be repaired in time.
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If you need to fix it, find a repairer to come and take a look.
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1. It may be caused by insufficient refrigerant or no refrigerant in the refrigerator, which is an indispensable part of refrigerator refrigeration, and the lack of refrigeration will definitely cause the phenomenon of no refrigeration. 2. It may be that the capillary tube that conducts the refrigerant is blocked, and the refrigerant cannot flow into the evaporator and cannot be circulated in the refrigeration system. 3. The location of the refrigerator is too closed, resulting in inability to dissipate heat in time and effectively, and there is no way to carry out cold and hot circulation.
Suggested solutions: 1. Contact the after-sales maintenance personnel of the refrigerator to check whether the refrigerant pressure of the refrigerator is at the normal value, of course, it is possible for individuals to judge, the method is to touch the side of the refrigerator with your hands to see if it is hot, if it is, there is no problem, if it is cold, there is no refrigerant, let the after-sales add refrigerant, of course, it is also necessary to see if there is a leakage, if there is a leakage, the leakage point must be solved first. 2. Check whether the capillary tube of the refrigerator is blocked, if it is blocked, it needs to be dredged as soon as possible, so that the refrigerant can smoothly enter the evaporator through the capillary tube to achieve the refrigeration effect of the refrigerator.
3. Check whether there are too many debris piled up around the refrigerator, and clean up these items to give the refrigerator a sufficient heat dissipation space to ensure the heat dissipation effect of the refrigerator.
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Due to the high temperature inside the refrigerator, the refrigeration system malfunctioned.
1.There is a frost layer inside the evaporator. Due to long-term use, the various mechanical equipment of the refrigerator will deteriorate, and the pipes and evaporators will also fail, affecting the refrigeration. The refrigerator's compressor is faulty, and the air pressure in the return pipe is too low, causing the compressor to not work properly.
2.If the refrigeration is stopped suddenly, then it is not because of the refrigerant leakage, but because the refrigerant leak will gradually worsen and the compressor will work normally. There may be a problem with the control, and the compressor protector can be replaced first.
It is also possible that the compressor is malfunctioning.
3.If the compressor in the freezer compartment is out of order, you can listen to the sound, if there is no sound, it is broken. It is the sound of the compressor's motor, but it does not cool, because the pressure output pipe of the compressor is broken, or the bolts of the buffer are loose.
If there is no refrigerant in the refrigerator, even if the compressor is still working, it will not change due to the presence of refrigerant.
Extension: It is possible that there is not enough coolant. This is mainly because the refrigerator has a long lifespan, the refrigerant is depleted, or the refrigerant is leaking.
If there is not enough refrigerant in the refrigerator, then its cooling efficiency will be greatly reduced. If this is the case, you need to ask a dedicated refrigerator maintenance person to replenish the refrigerator with enough coolant. It is also possible that the temperature set is too high, not much different from the surrounding temperature, so when you open the refrigerator, there will be an uncomfortable feeling, which requires adjusting the temperature regulator of the refrigerator to make it a little lower.
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The refrigerator is working, but it is not refrigerating, and it is very likely that the compressor of the refrigerator is damaged. If the compressor of the refrigerator is damaged, then the refrigerator works. But he won't be refrigerated. So it needs to be repaired.
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If you work but don't refrigerate, this should mean that the refrigerator is broken, so this may be the need for him to replace the parts, and then repair it, so it should be okay.
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There are 2 reasons why the refrigerator does not refrigerate:
1. The voltage is too low, and the refrigerator compressor cannot be started;
2. The temperature of the refrigerator does not reach the required temperature of the thermostat;
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Lack of refrigerant, or incorrect temperature setting.
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The refrigerator works but does not refrigerate for the following reasons:
1. There is a leak in the refrigeration system of the refrigerator, the refrigerant is used up, and although the compressor is still running, there is no refrigerant to work, so the temperature in the refrigerator will not drop.
2. The high-pressure output buffer pipe in the compressor of the refrigerator is faulty and broken, and it is also possible that the screw fixing the high-pressure output buffer pipe is loose, resulting in the high-pressure pipe not being able to exhaust the air, and the low-pressure pipe not being able to absorb the air, so the refrigerator compressor works but does not refrigerate.
3. Caused by the blockage in the capillary tube of the refrigerator, the refrigerant cannot enter the evaporator, and this situation will not be refrigerated.
If we put too many things in the refrigerator, it will also cause the refrigerator not to refrigerate, so it is recommended not to put too many things in the refrigerator, I hope mine will help you!
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1. It may be that there is a leak in the refrigeration system of the refrigerator, resulting in no refrigerant inside. At this time, although the compressor is running, the air conditioner inside the refrigerator cannot be lowered. 2. If it is a direct-cooling refrigerator, the temperature in the refrigeration will be automatically adjusted after the temperature in the freezer is adjusted.
If there are too many contents in the refrigerator, then the refrigeration will not be ideal. 3. It is also possible that the compressor of the refrigerator is damaged, at this time, you need to start the compressor, remove the return pipe, block the outlet by hand, and then check the pressure. If the pressure value is low, the compressor is damaged.
Suggestions and treatment methods: 1. If the ambient temperature is too high or the temperature of the refrigerator is too low, the temperature setting can be readjusted, generally speaking, the temperature of the refrigerator can be adjusted according to the season, and the temperature can be set to a high point in summer, about 7 degrees. 2. If the refrigerator frost affects the work, it is recommended to defrost regularly, in daily use, you should pay attention to the storage of food, do not open the refrigerator door frequently, so as not to cause frosting of the refrigerator When there is a problem with the refrigerator refrigeration or thermostat, it is recommended to give direct feedback to the after-sales treatment.
3. If you can't deal with it yourself, please find a professional for testing and maintenance to avoid causing more damage.
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