Fronius TransPocket 4000 CEL Bedienungsanleitung Seite 104

No welding current
Mains switch is on, indicators are lit up
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No shielding gas
All other functions are OK
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Poor weld properties
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Poor weld properties
Additional severe spattering
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Welding torch becomes very hot
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104
Grounding (earthing) connection is incorrect
Check the grounding (earthing) connection and terminal for correct
polarity
Break in power cable in the TIG gas-valve torch
Replace TIG gas-valve torch
Gas cylinder is empty
Change gas cylinder
Gas pressure regulator faulty
Replace gas pressure regulator
Gas hose is not fitted or is damaged
Fit or change gas hose
TIG gas-valve torch faulty
Replace TIG gas-valve torch
Incorrect welding parameters
Check the settings
Poor grounding (earthing) connection
Ensure good contact to workpiece
Inadequate or no shielding gas
Check the pressure regulator, gas hose, torch gas connection, etc.
Welding torch is leaking
Change welding torch
Incorrect electrode polarity
Reverse electrode polarity (see manufacturer's instructions)
Welding torch is inadequately dimensioned
Observe the duty cycle and loading limits