What to do if Fronius TransTig 2500 tS3 error occurs?
- JJennifer MendozaSep 12, 2025
If the Fronius Welding System displays a tS3 error, it indicates overtemperature in the power source's secondary circuit. Allow the power source to cool down.

What to do if Fronius TransTig 2500 tS3 error occurs?
If the Fronius Welding System displays a tS3 error, it indicates overtemperature in the power source's secondary circuit. Allow the power source to cool down.
What to do if Fronius TransTig 2500 tSt error occurs?
If the Fronius Welding System displays a tSt error, it indicates overtemperature in the power source control circuit. Allow the power source to cool down.
| Brand | Fronius |
|---|---|
| Model | TransTig 2500 |
| Category | Welding System |
| Language | English |
Explains the meaning of danger, warning, caution, and note symbols used in the manual.
Details risks from electricity, noise, gases, sparks, EMC/EMF, and required personal protective equipment.
Details the function of displays, indicators, and buttons on the MagicWave and TransTig panels.
Covers safety, proper use, setup regulations, and mains connection requirements before operation.
Guides through the start-up process, including safety, cooling unit, and gas cylinder connection.
Explains TIG modes (2-step, 4-step), parameters like current, downslope, and ignition.
Guides through preparation, mode selection, parameter setting, and executing the TIG welding process.
Explains HF and touchdown ignition methods, and procedures for ending a weld.
Explains the safety system, error messages, and basic troubleshooting steps for power sources.












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