Applicable Systems
TransSteel 2700
Symptoms
The welding system reports a TIG arc voltage high alarm. The TIG welding arc voltage exceeds the expected range.
Possible Causes
- Arc length too long from torch positioning
- Tungsten electrode contaminated or worn
- Welding current too low for the arc length
Troubleshooting Steps
- Step 1: Verify the arc length is appropriate
Arc length matches the specification - Step 2: Inspect and clean or replace the tungsten
Electrode is clean and correctly shaped - Step 3: Verify the welding current setting
Current is appropriate for the application
How to Reset
To reset: Correct the arc voltage, then clear the fault.
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Source: Fronius Welding System Manual, Fronius International GmbH
Category: Welding
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