Check the principle PCB (Printed Circuit Board) for any issues or malfunctioning. Check and restore the communication wire between the indoor unit and the out of doors unit whether it is defective.3. Repair the damaged, burned, or free wiring and connections between the primary PCB and communication signal receiver.4. If the error persists, examine the primary PCB. Solutions:1. Turn OFF the system and examine the fuses. Causes:1. The system has detected an overcurrent or collapse limit. Causes:1. The discharge sensor of the air conditioner has some malfunctions.2. The indoor unit pipe sensor is subjected to an open or brief circuit. There is an open or quick circuit in the outdoor unit sensor. Causes:1. The room sensor of the air conditioner will not be working properly.2. Causes:1. The sensor of the outdoor unit is just not working well.2. Causes:1. The pipe sensor of the indoor unit is malfunctioning.2. Causes:1. The refriegnenet subatsabces is accumaataiing.2. Causes:1. There are some issues with the functioning of the outdoor unit pipe sensor.2. 9. Electrolux reserves the best to impose extra expenses or may refuse to attend to any merchandise put in in areas that are inaccessible and/or hazardous to its service agents. Should your Electrolux fridge, oven or washer fail for any purpose after the original restore, we are going to carry out additional work free of charge and change any parts that fail due to material or workmanship defects.
