| Decoding the error of air conditioners Bork | Error code air conditioner Bork Diode 1 | Diode 2 | Diode 3 |
| Air conditioner error Bork Violation of the rise and fall of pressure | blinks | blinks | Blinking |
| Cooling refrigerant in warm mode | — | Lights up | Lights up |
| Excess compressor temperature | Lights up | — | Lights up |
| System voltage too low | — | Lights up | — |
| Bork air conditioner error: engine speed is corrected | Lights up | Lights up | Lights up |
| Outdoor unit overload protection is enabled | — | Lights up | Blinking |
If the compressor does not turn on, the LEDs of the outdoor unit show the following error codes for Bork air conditioners
| Decoding the error of the air conditioner Bork | Diode 1 | Diode 2 | Diode 3 |
| Works fine | — | — | — |
| Short circuit on the room temperature sensor | — | — | Lights up |
| Short circuit of the temperature sensor of the internal heat exchanger | — | Lights up | — |
| Errors of air conditioners Bork: Short circuit of the compressor temperature sensor | Lights up | — | — |
| The function of the temperature sensor of the external heat exchanger is broken | Lights up | — | Lights up |
| The function of the outside air temperature sensor is broken | Lights up | Lights up | — |
| Power supply interrupted | Blinking | Lights up | — |
| The power supply to the outdoor unit is interrupted | Blinking | — | Lights up |
| No communication between indoor and outdoor units | — | — | Blinking |
| Overvoltage protection enabled | — | Blinking | — |
| Errors of air conditioners Bork: Maximum current control | Lights up | Blinking | Lights up |
| Equipment shutdown due to overload | Lights up | Blinking | — |
| Compressor temperature exceeded | — | Blinking | Lights up |
| Indoor and outdoor unit current monitoring has shut down the system | Lights up | Lights up | Blinking |
| Ambient air temperature higher or lower than planned by the manufacturer | Lights up | Blinking | Blinking |
| Refrigerant leak | Blinking | Lights up | Lights up |
| Compressor overheating | — | Lights up | Blinking |
| Incorrect operation of the outdoor unit | Lights up | Lights up | Lights up |
| Incorrect operation of the engine of the indoor unit | — | Blinking | Blinking |
| Violated communication with the control board | — | Lights up | Lights up |
| The compressor has stopped due to an error | Blinking | — | Blinking |
| Fan breakage | Blinking | Blinking | Lights up |
| Outdoor compressor overheated | Lights up | Blinking | Lights up |
In order to start the self-diagnosis function, press the POWER button four times in ten seconds and the error codes of the Bork air conditioner will be displayed on the display.
