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Power source -
troubleshooting
Power source does not function
Mains switch is on, but indicators are not lit up
Cause: There is a break in the mains lead; the mains plug is not plugged in
Remedy: Check the mains lead, ensure that the mains plug is plugged in
Cause: Mains socket or mains plug faulty
Remedy: Replace faulty parts
Cause: Mains fuse protection
Remedy: Change the mains fuse protection
No welding current
Mains switch is ON, overtemperature indicator is lit up
Cause: Overload
Remedy: Check duty cycle
Cause: Thermostatic safety cut-out has tripped
Remedy: Wait until the power source automatically comes back on after the end of the
cooling phase
Cause: The fan in the power source is faulty
Remedy: Contact After-Sales Service
No welding current
Mains switch is on, indicators are lit up
Cause: Grounding (earthing) connection is incorrect
Remedy: Check the grounding (earthing) connection and terminal for correct polarity
Cause: There is a break in the current cable in the welding torch
Remedy: Replace welding torch
Nothing happens when the torch trigger is pressed
Mains switch is on, indicators are lit up
Cause: The control plug is not plugged in
Remedy: Plug in the control plug
Cause: Welding torch or welding torch control line is faulty
Remedy: Replace welding torch
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