What is the reason why the air conditioner compressor does not start? How to repair?


Air-conditioning compressor is one of the core components of air-conditioning. If there is a problem, it will have a great impact. However, if you encounter such a situation, you don't have to panic. Just find the right cause for the right medicine. What is the reason why the air-conditioner compressor does not start ? How to repair? The following decoration home decoration network Xiaobian will give you detailed answers, I hope to provide help for everyone.


What is the reason why the air conditioner compressor does not start?



空调压缩机不工作原因



Air conditioner compressor does not start Cause 1: The general situation is caused by long-term operation in the absence of Freon. Due to improper installation, leakage inside the system is the root cause of insufficient refrigerant.


Maintenance method: add freon to the air conditioner.


Air conditioner compressor does not start Cause 2: The air in the system is not cleaned during installation, there is ice blockage and the compressor load is increased. The increase in compressor load causes the compressor temperature to increase. The refrigerating machine oil will deteriorate under high temperature for a long time, and it will not be able to cool and cool down, which will cause the compressor temperature to rise further. The coil will be damaged due to high temperature insulation, causing damage to the compressor.


Maintenance method: The quality is strictly controlled at the time of installation.


Air conditioner compressor does not start Cause 3 : The power supply is not connected or has no power, the power cable socket is not in good contact, or the power wire diameter is fine or aging, and the power supply voltage is low. Constant frequency air conditioner starting voltage: 187V, voltage fluctuation range: 198-242V, inverter air conditioner starting voltage 156V, voltage fluctuation range: 176-264V, it is recommended to install the voltage regulator in the home because the connecting tube is bent during installation, the compressor The workload is increasing.


Repair method: Check if the power cable is aging.



空调压缩机不工作



Air conditioner compressor does not start Cause 4 : Function lock protection. Some brands or models have child lock function. If you are in the lock mode, you can't perform any operation. You can refer to the manual to cancel. The compressor works at high temperature for a long time, which causes the insulation to decrease, the resistance of the coil is too low, and the starting current increases. The temperature rises instantly.


Maintenance method: Refer to the instructions to unlock.


Air conditioner compressor does not start Cause 5: Electrical line failure.


Maintenance method: check and repair, the differential pressure relay is disconnected, the high-voltage breaker is disconnected, and the differential pressure relay reset button is pressed down to wait for the pressure change to close or re-adjust the contact pressure.


The above is what Xiaobian brought to you. Why is the air conditioner compressor not starting? How to repair? I believe that everyone has a basic understanding of the reasons why the air conditioner compressor does not start after reading this article. If you want to know more about decoration consultation, please click to enter the decoration knowledge channel .


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