Troubleshooting
Safety
WARNING!
An electric shock can be fatal.
Before opening the device
▶
Turn the mains switch to the "O" position
▶
Unplug the device from the mains
▶
Ensure the device cannot be switched back on
▶
Using a suitable measuring instrument, check to make sure that electrically charged
components (e.g. capacitors) have been discharged
WARNING!
An inadequate ground conductor connection can cause serious injury or damage.
The housing screws provide a suitable ground conductor connection for earthing the
housing.
▶
The housing screws must NOT be replaced by any other screws that do not provide
a reliable ground conductor connection.
Fault diagnosis
No welding current
Mains switch on, indicator for selected mode does not illuminate
Break in the mains lead
Check mains lead and mains voltage
Cause:
Remedy:
No welding current
Device switched on, indicator for the selected welding process is lit
There is a break in the welding cable connections
Check the plug connections
Poor or no earth
Establish a connection to the workpiece
Cause:
Remedy:
Cause:
Remedy:
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