- Low air flow in the evaporator:
- Check the air filters for dirt. Clean or replace.
- Check the coil for dirt. Clean and provide adequate filtration.
- Check pipeline network regulation records.
- Check fan rotation. Adjust if necessary.
- Check engine operation. Replace if necessary.
- Oil in the evaporator. - Check and drain.
- Compressor operates with inverted rotation - Check the suction and discharge pressures.
In case of inversion, invert two power cables from the unit's power terminal.
