Poor Weld Properties (Poor Grounding)
Poor Grounding Connection
Fronius · TPS i Welding Machine
What does Poor Weld Properties (Poor Grounding) mean?
Poor weld properties are observed, stemming from an inadequate or faulty grounding (earthing) connection to the workpiece. A poor ground can lead to an unstable arc and inconsistent weld quality.
Common Causes
- Poor grounding (earthing) connection.
- Insufficient electrical contact between the workpiece and the ground clamp.
Repair Steps & Checklist
Click steps to track your progress.
- 1
Ensure there is good electrical contact between the workpiece and the ground clamp, preferably on a cleaned metal surface.
Verified technical data. Last updated: March 2026
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Source: Fronius TPS i Welding Machine