Welding torch becomes very hot
Welding torch is inadequately dimensioned
Observe the duty cycle and loading limits
Only on water-cooled systems: inadequate coolant flow
Check coolant level, coolant flow, for coolant contamination, etc. For
further information refer to the cooling unit Operating Instructions
Cause:
Remedy:
Cause:
Remedy:
Poor weld properties
Incorrect welding parameters
Check the settings
Poor ground earth connection
Ensure good contact to workpiece
Inadequate or no protective gas shield
Check the pressure regulator, gas hose, gas solenoid valve, torch gas
connection, etc.
Welding torch is leaking
Change the welding torch
Wrong contact tip, or contact tip is worn out
Replace the contact tip
Wrong wire alloy or wrong wire diameter
Check the wire electrode that has been inserted
Wrong wire alloy or wrong wire diameter
Check weldability of the base material
The shielding gas is not suitable for this wire alloy
Use the correct shielding gas
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Cause:
Remedy:
Displayed ser-
vice codes
If an error message that is not described here appears on the displays, proceed
as follows to resolve the problem:
1
Turn the power source mains switch to the "O" position
2
Wait 10 seconds
3
Move the mains switch to the I position
If the error occurs again despite several attempts to eliminate it, or if the
troubleshooting measures listed here are unsuccessful.
1
Make a note of the error message displayed
2
Note down the configuration of the power source
3
Contact our After-Sales Service team with a detailed description of the error
ESr | 20
The selected cooling unit is not compatible with the power source
Connect compatible cooling unit
Cause:
Remedy:
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