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No protective gas shield
All other functions are OK
Cause: Gas cylinder is empty
Remedy: Change the gas cylinder
Cause: Gas pressure regulator is faulty
Remedy: Change the gas pressure regulator
Cause: Gas hose is not fitted or is damaged
Remedy: Fit or change the gas hose
Cause: Welding torch is faulty
Remedy: Change the welding torch
Cause: Gas solenoid valve is faulty
Remedy: Contact After-Sales Service
Poor weld properties
Cause: Incorrect welding parameters
Remedy: Check the settings
Cause: Grounding (earthing) connection is incorrect
Remedy: Check the grounding (earthing) connection and terminal for correct polarity
The welding torch becomes very hot
Cause: The dimensions of the welding torch are inadequate
Remedy: Observe the duty cycle and loading limits
Cause: Only on water-cooled machines: water flow rate is insufficient
Remedy: Check the water level, water flow rate, cleanliness, etc. If the coolant pump is
blocked: use a screwdriver - placed on the bushing - to turn the coolant pump
shaft
Cause: Only on water-cooled machines: welding parameter 'Cool. unit ctrl' is set to
"OFF".
Remedy: In the set-up menu, set welding parameter 'Cool. unit ctrl' to "Aut" or "ON".
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