Troubleshooting
61
Climate 3000i – 6721823680 (2021/02)
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.
