Description
An error occurred in the Fronius welder.
Subcode description
TPS: DSP error.
Subcode [29**]: welding power-source error code.
29: main error code
**: sub-error code
Causes and remedies
| Cause | Remedy |
|---|---|
| Arc welding power supply (abnormal) | 1. Restart the welder. 2. Replace the UST board. Record the displayed error code and take corrective action according to the welder instruction manual. |
| 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.). |