Troubleshooting
Climate 5000i – 6721824787 (2021/02)
60
5.2 Faults without indication
Table 11
Error Possible Cause Remedy
The output of the indoor unit is too low. Heat exchanger of outdoor or indoor unit soiled. ▶ Clean heat exchanger of outdoor or indoor
unit.
Lack of refrigerant ▶ Check tightness of pipes, reseal if required.
▶ Refill refrigerant.
Outdoor unit or indoor unit is not working. No power ▶ Check power connection.
▶ Power on the indoor unit.
RCD or fuse Fuse has tripped. ▶ Check power connection.
▶ Check RCD or fuse.
Outdoor unit or indoor unit starts and stops
continuously.
Insufficient refrigerant in the system. ▶ Check tightness of pipes, reseal if required.
▶ Refill refrigerant.
Too much refrigerant in the system. ▶ Remove refrigerant with refrigerant recovery
unit.
Moisture or impurities in the refrigerant circuit. ▶ Evacuate refrigerant circuit.
▶ Fill with new refrigerant.
Voltage fluctuations too high. ▶ Install voltage regulator.
Defective compressor. ▶ Replace compressor.