- The air conditioner works, but does not cool - this is often called the most common symptom
- Water is leaking from the air conditioner - no less common situation
- Using the self-diagnosis function
- general error codes
- The main characteristics of air conditioners Artel
- Conclusions and useful video on the topic
The air conditioner works, but does not cool - this is often called the most common symptom
The first step is to make sure that the air conditioner is set up correctly and that all operating conditions are met !!! In order to understand at this stage where to go next, you need to find out if the compressor is working.

During operation, it should “buzz” a little and vibrate:
- if the compressor is running, then the reason is most likely a lack of refrigerant (freon). To verify this, you need to check the pressure (connect pressure gauges). In most cases, the leak occurs at the copper pipe connections of the indoor and outdoor units. Only 4 such connections that need to be checked and, if necessary, eliminate the leak (poor-quality rolling or a cracked nut, as in the photo). Often in the "sore spot" there is oil, on which dust sticks. Read the signs of a lack of freon in a separate article.
- if the compressor does not start, then without special preparation it will not be possible to eliminate the problem. Because there can be many reasons.The main ones are:
- Compressor start capacitor not working
- burned out compressor power contacts;
- temperature sensors are faulty;
- the compressor itself is out of order;
- failure in the control board.
Water is leaking from the air conditioner - no less common situation
The reason for this phenomenon often lies in the clogging of the drainage tray or drainage hose. It is necessary to disassemble the indoor unit and thoroughly clean the drainage system. To do this, you can read the detailed instructions "how to clean the air conditioner."
I came across air conditioners with defects in the condensate collection system. Water periodically flows from the block due to structural imperfections. I will not "burn" models. In this case, it is difficult to find the cause. You have to disassemble the indoor unit and in the process of its operation, study how the condensate flows. And as luck would have it at these moments, the drainage system is functioning normally!
Using the self-diagnosis function
Possible causes of errors in operation cannot always be eliminated by the user. The user can do the following operations himself:
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Cleaning or replacing filters,
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Unblocking blinds by removing foreign objects
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Restoration of normal power supply
There are other breakdowns that require the intervention of a certified specialist:
- Refrigerant leaks
- Identified problems with the compressor
- Indoor unit motor failure
- Errors in the operation of the electronic control system
In no case should you start disassembling the air conditioner yourself. By doing this, you can cause irreparable damage to the device.
general error codes
Error codes
Error codes for air conditioners General fujitsu (General Fujitsu) - decoding and instructionsHaving carefully studied the error codes of the General fujitsu air conditioners on the display, each user can fix minor problems without the help of a specialist. If the error code of the General fujitsu EE air conditioner is displayed on the control panel, you must simultaneously press and hold the "energy saving" and "mode change" buttons for at least three seconds . Error codes will appear on the monitor:
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stop the operation of the equipment;
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scanning for air conditioner errors General Fujitsu is started by simultaneously pressing the "master control" and "fan" buttons for two seconds;
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to stop scanning, press the start button.
Self-diagnosis modeIt is necessary to stop the operation of the equipment, press the "temperature" button and hold for 5 seconds. Self-diagnosis has begun.General fujitsu air conditioner error codes
| Error code | What does |
| 00 | No communication between the indoor unit and the remote control |
| 1 | No communication between indoor and outdoor modules |
| 2 | The operation of the temperature sensor that measures the temperature in the room is disrupted |
| 3 | Indoor unit temperature sensor short circuit |
| 4 | Indoor unit temperature sensor disabled |
| 5 | Breakage of the temperature sensor of the indoor unit |
| 6 | No external heat exchanger connection |
| 7 | Short circuit of the sensor of the external heat exchanger |
| 8 | Not enough power |
| 9 | Condensate container overflowing |
| 0A | No contact with the temperature sensor of the outdoor unit |
| 0V | Short circuit on the temperature sensor of the outdoor unit |
| 0C | The temperature sensor is not working |
| 0D | Short circuit on the temperature sensor tube |
| 0E | Too high pressure |
| 0F | Broken temperature tube |
| 11 | No communication with compressor |
| 12 | Broken indoor unit fan |
| 13 | The main board is not recalled |
| 14 | There is no communication with the room temperature sensor. |
Error indication of air conditioners General Fujitsu
| What does the error mean air conditioner General fujitsu | Indication | |||
| OPERATION | TIMER | AIR CLEAN or QUIET | ||
| Connection failure | Between outdoor and indoor unit | —— | 2-3 flashes | ———— |
| Indoor unit temperature violation | Incorrect operation of the temperature sensor in the room | 2 flashes | 2 flashes | ———— |
| Incorrect operation of the heat exchanger temperature sensor | 2 flashes | 3 flashes | ——— | |
| Outdoor unit temperature violation | Incorrect operation of the temperature sensor of the discharge pipe | 3 flashes | 2 flashes | ——— |
| Incorrect operation of the heat exchanger temperature sensor | 3 flashes | 3 flashes | ——— | |
| Incorrect operation of the external temperature sensor | 3 flashes | 4 flashes | ———— | |
| 2-way valve thermistor failure | 3 flashes | ———— | 2 flashes | |
| 3-way valve thermistor failure | 3 flashes | ——— | 3 flashes | |
| Radiator temperature sensor | 3 flashes | 7 flashes | ———— | |
| Compressor temperature sensor | 3 flashes | 8 flashes | ——— | |
| Indoor unit monitoring system failure | Manual auto button broken | 4 flashes | 2 flashes | ——— |
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The main characteristics of air conditioners Artel
Artel is a major manufacturer of home appliances. This Uzbek company has released 4 series of air conditioners: Montana, Shahrisabz, Inverter and Gloria. They differ from each other in appearance and technical characteristics. Split systems of all models have an anti-corrosion coating of the body, an LED display and a standard air purification system.
Also included with the device is always a remote control, which is necessary to perform the following actions:
- turning off or turning on the split system;
- night mode activation;
- changing the level of cooling and heating;
- control of the location of the shutters of the indoor module;
- display of error codes (this information appears as a result of self-diagnosis).
The equipment is completely controlled by the remote control. It has a backlight that makes the information easy to read. Split systems are hung on the wall at a height of 2-2.5 meters, so they can only be controlled using the remote control.
The details of operation and the purpose of each button of the remote control of the Artel air conditioner are indicated in the instruction manual that is provided with the device
In air conditioners, a safe refrigerant or freon R-410A (compound of pentafluoroethane and difluoromethane) and R-22 (difluorochloromethane) is used. These air conditioners can operate at temperatures down to -7 degrees Celsius.
To work on heating in the winter, the device needs additional technical training. The devices are capable of operating in heating, blowing and cooling modes. But Artel split systems do not provide air ionization functions.
Periodic diagnostics of the air conditioner and regular monitoring of its operation will help to find defects that have arisen in time and eliminate malfunctions at an early stage.
In the event of breakdowns or failures, the air conditioner issues error codes that indicate a particular malfunction. Thanks to this code, a service center specialist will be able to determine the nature of the breakdown and make repairs.Information about the main characteristics of the air conditioner is indicated in its technical passport and operating instructions.
Regardless of the model of the air conditioner, before the start of each season, it is necessary to do a comprehensive check and maintenance of the device. It includes cleaning the outdoor unit and checking the refrigerant level. But the split system can fail even if the equipment is fully operational.
In order for the owners of climate equipment to independently determine the cause of the malfunction and choose the way to restore work, the manufacturer provides error options in the technical documentation
In addition to this information, the user manual contains information:
- about the area of the serviced premises;
- about the selling price;
- about power;
- about temperature regimes;
- about the overall dimensions (this information is needed to select the installation location of the equipment);
- about the presence of additional operating modes (night, timer, Turbo, etc.).
These parameters must be taken into account when installing the air conditioner. The efficiency of the equipment depends on them. If you install a low-power split system in a large room, it will not be able to fully provide its cooling. Because of this, when installing the air conditioner, you need to carefully study the instructions and specifications so that you do not have problems with its operation in the future.
Conclusions and useful video on the topic
The video below shows how to clean the TCL air conditioner:
If the air conditioner has stopped working, then its self-diagnosis system will allow you to determine the cause of the problem, but you should not rush to repair the device yourself. Most problems require professional intervention.Only in this case will it be possible to save expensive climate equipment and successfully use it for a long time.
Would you like to tell us about how you found an error in climate technology using the code that appeared on the display? Do you want to share your experience in troubleshooting the problem? Please leave comments in the block form below, ask questions and post photos on the topic of the article.



