EL
ErrorLib
Brands
||
  1. Home
  2. Fronius
  3. TPS i Welding Machine
  4. No Gas Shield (Regulator Fault)
About·Privacy·Terms

ErrorLib — Industrial Fault Code Library

Disclaimer: ErrorLib is an independent technical reference tool. While we aim for accuracy, always verify with the manufacturer’s official service manuals before performing maintenance on industrial equipment. ErrorLib is not affiliated with the brands listed.

No Gas Shield (Regulator Fault)

Faulty Gas Pressure Regulator

Fronius · TPS i Welding Machine

What does No Gas Shield (Regulator Fault) mean?

The welding process lacks a protective gas shield, even though all other functions are operating correctly. This suggests a malfunction of the gas pressure regulator, which controls gas flow.

Common Causes

  • Gas pressure regulator is faulty.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Replace the gas pressure regulator.

Browse all codes in this manual (34)
Verified technical data. Last updated: April 2026

Related Faults

Current limit exceeded!Current Limit ExceededExcessive Spatter (Contamination/Magnetism)Contaminated/Magnetically Charged SystemIrregular Wire Speed (Brake Force)High Braking Force
Source: Fronius TPS i Welding Machine
Open Manual (Page 261)Search more codes in this manual