Description
An error occurred in the AC unit.
Subcode description
Subcode: invalid AC-welding method setting.
Causes and remedies
| Cause | Remedy |
|---|---|
| AC unit (abnormal) | AC welding cannot be performed because the AC unit is not connected. |
| Other | If the alarm occurs again after implementing the countermeasures, contact our service department and describe the circumstances when CMOS.BIN was saved (operating procedure, etc.). |