Air conditioners Jax give error codes due to the presence of a self-diagnosis function. This option is present on most modern air conditioners. It allows you to quickly detect a problem using only the instruction manual. In some cases, the user can independently eliminate the violation and start the system without calling the masters from the service center and saving money and time. You can find jax conditioner error codes in the tables below.
Jax Air Conditioner Errors
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Jax conditionerE2 - There is no contact with the indoor air temperature sensor;
- E3 - There is no connection with the temperature sensor of the evaporator;
- E4 - No connection with the capacitor temperature sensor;
- E5 - Failure in the condensate pumping;
- E6 - Malfunctions in the outdoor module;
- E7 - Failure of the EEPROM (details in the instructions);
- E8 - The condensate collection tank is filled for more than three minutes.
Error codes on the display of the indoor unit
| Jax Air Conditioner Error Code | Breakage | Instruction manual |
| operation + timer + def / fan | Compressor voltage is too high | Unplug the device |
| water alarm LED (blinks) | Less than 3 minutes exceeded in water collection tank | Manually start the pump down pump |
| water alarm LED (constantly) | Water tank exceeded for more than 3 minutes | Emergency mode is disabled when unplugged |
| pre / def (def / fan) | No connection to condenser temperature sensor | Sensor Repair |
| All the lights are blinking | No communication with outdoor unit | Sensor Repair |
| timer | There is no connection with the room temperature sensor | Sensor Repair |
| operation | No communication with evaporator temperature sensor | Sensor Repair |
| timer + operation | EEPROM crash | Main Board Replacement |
| Diode 1 | Diode 2 | Diode 3 | Decryption of the error code of the Jax air conditioner |
| – | – | x | The device is functioning as planned. |
| x | – | x | Confused electrical wiring |
| – | x | x | Over voltage |
| x | x | x | Power Problems |
| x | x | x | Pressure in the cooling pipes |
Jax Air Conditioner Error Instructions (3-phase, up to 36 k BTU)
| Diode 1 | Diode 2 | Diode 3 | Decryption of errors of the Jax conditioner |
| x | – | – | Power failure |
| x | – | – | Phase failure |
| x | x | – | Pressure increased in cooling pipes |
| – | – | x | Excessive voltage applied |
| – | x | x | Pipe Thermistor Failure Outdoor Module |
| – | x | – | Faulty outdoor thermistor |
| x | x | x | Condensate overheating |
Manufacturers are trying to program the same error codes on all of their devices. This simplifies the search for information on codes in the instructions and speeds up equipment repair.
