Unit operates continuously but with low performance of the air conditioner type multi-split I

 - Excessive thermal load (undersized unit): Check project conditions.

- Lack of refrigerant: Check and correct leaks. Add coolant if necessary.

- Presence of incondensable in the system: Check and correct.

- Dirt in the condenser or evaporator: Check and correct.

- Defective compressor: Check compressor pressures and currents. Replace if necessary.