Carrier · Air Conditioners & Heat Pumps
The Variable Frequency Drive (VFD) is monitoring input current and has limited or reduced the compressor speed because the current rose above a safe threshold.
Click steps to track your progress.
Check the main power supply and ensure the input voltage to the unit is stable and within acceptable limits.
Inspect both the indoor and outdoor coils for any signs of blockage from dirt, debris, or other obstructions.
Ensure the outdoor unit has adequate airflow around it, free from obstructions.
If the issue persists, a professional technician should check the system's refrigerant charge and input voltage at the unit.