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1.Air conditioner leakage or lack of fluorine.
If the reason why the air conditioner is not cooling is because of the lack of fluorine, this situation will generally occur when the air conditioner has been used for three or four years or even longer, which is very normal because it is normal consumption. Even if you are deficient, it will not be completely uncool, and it will not be much worse than usual. At this time, it is good to add enough fluoride.
2.The air conditioner voltage is insufficient.
Sometimes we will encounter some tricky problems, such as the air conditioner is not cool, but it is normal when we check it, but we can't find the problem. Until the final inspection, it turned out to be a voltage problem, especially during peak electricity consumption periods. This phenomenon is even more pronounced.
3.The air conditioning was not powerful enough.
Insufficient power of the air conditioner is also a reason why the air conditioner does not refrigerate, but there are many reasons for this problem. For example, install a low-power air conditioner in a relatively large house. Sometimes the power of the air conditioner and the size of the room seem reasonable, but the house is too poorly sealed or there are some other heat sources, resulting in no cooling, etc.
Maintenance during general air conditioning.
1.Remove debris from the vents to ensure proper ventilation. Observe whether the outdoor rack is loose, and clean the outdoor ventilation grille for foreign objects. At the same time, keep the vents open.
2.Clean the surfaces of indoor and outdoor heat exchangers to improve the efficiency of heat exchangers. When cleaning the indoor heat exchanger, the panel should be carefully removed, scrubbed with a soft rag, and gently scrubbed with a small brush to remove dust and harmful deposits that can multiply germs.
However, because the heat sink is made of thin aluminum, it is easy to deform after being stressed, so it should be brushed carefully.
3.Remove dust from the filter. When cleaning the filter, cut off the power supply first, and then open the air intake grille; Remove the filter and clean it with water or a vacuum cleaner.
The water temperature should not exceed 40 degrees. Wash with a hot, damp cloth or mild detergent, then wipe with a dry cloth. At the same time, the filter should not be cleaned with pesticides or other chemical cleaners.
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It may be that the air conditioner lacks freon refrigerant and needs to be added. If the compressor is broken, it can only be professionally repaired, and the ventilation duct of the air conditioner is too long, which will also cause the air outlet to be uncool. Then check whether there is any air leakage caused by damage in the cold circulation system, if there is an air leakage, the leakage needs to be repaired.
Check whether the air conditioner is running normally, including the indoor unit and the outdoor unit, and check whether the filter of the indoor unit is blocked, if there is too much dust, the mesh will be blocked, and the cold air cannot be emitted; Check whether the compressor of the outdoor unit can operate, whether the fan rotates smoothly, the compressor is a place where problems often occur, if the compressor is broken, it can only be professionally repaired. Check the ventilation duct of the air conditioner, long pipes may lead to slow indoor and outdoor air transmission, and the effect of heat transfer to the outside is relatively poor, resulting in insignificant refrigeration. If the ventilation duct is too long, you can consider adjusting the position of the air conditioner's internal unit, try to choose a place close to the air conditioner's external unit, and choose the shortest pipe route, which can greatly increase the efficiency of air conversion.
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There are several reasons why the air conditioner is ventilating but not cooling:
1. Fluorine leakage or lack of fluorine in the air conditioner.
If the reason why the air conditioner does not refrigerate is because of the lack of fluoride, this situation will generally appear in the air conditioner that has been used for three or four years or even longer, which is still relatively normal, because it is normal consumption. However, even if it is a lack of fluoride, it will not be completely uncooled, and it will not be much worse than usual, so as long as you add enough fluorine.
2. The air conditioning voltage is insufficient.
Sometimes we will encounter some difficult problems, such as the air conditioner is not cold, but it is normal when checking, but the problem cannot be found, until the final inspection finds that it is the voltage problem, especially during the peak period of electricity consumption, this phenomenon is more obvious.
3. The power of the air conditioner is not enough.
The insufficient power of the air conditioner is also a reason why the air conditioner does not refrigerate, but there are many reasons for this problem, such as a small power air conditioner is installed in a relatively large house. There are also times when the power of the air conditioner and the size of the room seem reasonable, but the house is too poorly sealed or there are some other heat sources, resulting in no cooling and so on.
The air conditioner is not cool and the solution :
1. Check whether the air conditioner can operate normally, including the indoor unit and the outdoor unit, especially the compressor of the outdoor unit, as long as one of them is not running normally, then you have to ask the master to repair it, and the air conditioner can be refrigerated normally.
2. To check the filter screen of the air conditioner, if the air conditioner starts normally, but it can not emit cold air, it is likely that the filter screen is too dusty, it is best to use the special filter cleaning agent to spray it to clean, when cleaning, be sure to disconnect the power supply.
3. Check whether the refrigerant is insufficient, that is, the so-called freon, if it is insufficient, add freon, and check whether there is air leakage in the cold circulation system, and if there is air leakage, you have to fill the leak.
4. If there are no above problems, the air conditioner can also operate normally, then it is necessary to check the operation of the air conditioner fan, if the air volume of the fan is very small, then it may be that the fan motor is old, at this time, it is necessary to replace the new fan motor.
5. If the air duct of the air conditioner is installed for a long time, it may lead to the poor effect of transferring indoor heat to the outdoors, so that the refrigeration is not very obvious, it is best to find a better position to reinstall it, and strive to shorten the ventilation pipe. Dismantling contains.
6. If the air conditioner is running normally, and everything else is in good condition, but the room does not feel the cold air, only on the air conditioner air vent can there be cold air, it is likely that the horsepower of the air conditioner is too small, and the space in the room is too large, at this time it is best to change to an air conditioner with more horsepower.
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If the air conditioner is not cool, it may be due to the following raw oak factors:
1.Filters need to be cleaned or replaced: If the aircon filter is covered in dust and dirt, it can block the flow of air, resulting in the air not being cool enough. Washing or replacing the filter can solve this problem.
2.The condenser needs to be cleaned: The condenser is an important part of the air conditioner, and if it is covered with dust and dirt, it will affect the cooling effect of the air conditioner. Cleaning the condenser can improve the refrigeration efficiency of the air conditioner.
3.Insufficient refrigerant for air conditioning: If the air conditioner refrigerant is insufficient, the air conditioner will not be able to achieve the desired cooling effect. It is necessary to contact a professional maintenance personnel to add refrigerant.
4.Failure of the outdoor unit of the air conditioner: If the outdoor unit of the air conditioner fails, the air conditioner will not be able to change the beam to operate normally. You need to contact a professional maintenance personnel to repair the outdoor unit.
5.Air conditioner indoor unit failure: If the air conditioner indoor unit fails, the air flow may be affected, and the air is not cool enough. You need to contact a professional maintenance personnel to repair the indoor unit.
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