What to do if my MTA Chiller displays Alarm ACF1,ACF2,ACF3, ACF4,ACF5?
- AAnna LopezSep 12, 2025
If your MTA Chiller displays Alarm ACF1,ACF2,ACF3, ACF4, or ACF5, this indicates a configuration error. Try turning the unit off and then on again. If the problem persists, contact the nearest service center.




